186470930SIngo Molnar /* 286470930SIngo Molnar * builtin-stat.c 386470930SIngo Molnar * 486470930SIngo Molnar * Builtin stat command: Give a precise performance counters summary 586470930SIngo Molnar * overview about any workload, CPU or specific PID. 686470930SIngo Molnar * 786470930SIngo Molnar * Sample output: 886470930SIngo Molnar 92cba3ffbSIngo Molnar $ perf stat ./hackbench 10 1086470930SIngo Molnar 112cba3ffbSIngo Molnar Time: 0.118 1286470930SIngo Molnar 132cba3ffbSIngo Molnar Performance counter stats for './hackbench 10': 1486470930SIngo Molnar 152cba3ffbSIngo Molnar 1708.761321 task-clock # 11.037 CPUs utilized 162cba3ffbSIngo Molnar 41,190 context-switches # 0.024 M/sec 172cba3ffbSIngo Molnar 6,735 CPU-migrations # 0.004 M/sec 182cba3ffbSIngo Molnar 17,318 page-faults # 0.010 M/sec 192cba3ffbSIngo Molnar 5,205,202,243 cycles # 3.046 GHz 202cba3ffbSIngo Molnar 3,856,436,920 stalled-cycles-frontend # 74.09% frontend cycles idle 212cba3ffbSIngo Molnar 1,600,790,871 stalled-cycles-backend # 30.75% backend cycles idle 222cba3ffbSIngo Molnar 2,603,501,247 instructions # 0.50 insns per cycle 232cba3ffbSIngo Molnar # 1.48 stalled cycles per insn 242cba3ffbSIngo Molnar 484,357,498 branches # 283.455 M/sec 252cba3ffbSIngo Molnar 6,388,934 branch-misses # 1.32% of all branches 262cba3ffbSIngo Molnar 272cba3ffbSIngo Molnar 0.154822978 seconds time elapsed 2886470930SIngo Molnar 2986470930SIngo Molnar * 302cba3ffbSIngo Molnar * Copyright (C) 2008-2011, Red Hat Inc, Ingo Molnar <mingo@redhat.com> 3186470930SIngo Molnar * 3286470930SIngo Molnar * Improvements and fixes by: 3386470930SIngo Molnar * 3486470930SIngo Molnar * Arjan van de Ven <arjan@linux.intel.com> 3586470930SIngo Molnar * Yanmin Zhang <yanmin.zhang@intel.com> 3686470930SIngo Molnar * Wu Fengguang <fengguang.wu@intel.com> 3786470930SIngo Molnar * Mike Galbraith <efault@gmx.de> 3886470930SIngo Molnar * Paul Mackerras <paulus@samba.org> 396e750a8fSJaswinder Singh Rajput * Jaswinder Singh Rajput <jaswinder@kernel.org> 4086470930SIngo Molnar * 4186470930SIngo Molnar * Released under the GPL v2. (and only v2, not any later version) 4286470930SIngo Molnar */ 4386470930SIngo Molnar 4486470930SIngo Molnar #include "perf.h" 4586470930SIngo Molnar #include "builtin.h" 46f14d5707SArnaldo Carvalho de Melo #include "util/cgroup.h" 4786470930SIngo Molnar #include "util/util.h" 484b6ab94eSJosh Poimboeuf #include <subcmd/parse-options.h> 4986470930SIngo Molnar #include "util/parse-events.h" 504cabc3d1SAndi Kleen #include "util/pmu.h" 518f28827aSFrederic Weisbecker #include "util/event.h" 52361c99a6SArnaldo Carvalho de Melo #include "util/evlist.h" 5369aad6f1SArnaldo Carvalho de Melo #include "util/evsel.h" 548f28827aSFrederic Weisbecker #include "util/debug.h" 555d8bb1ecSMathieu Poirier #include "util/drv_configs.h" 56a5d243d0SIngo Molnar #include "util/color.h" 570007eceaSXiao Guangrong #include "util/stat.h" 5860666c63SLiming Wang #include "util/header.h" 59a12b51c4SPaul Mackerras #include "util/cpumap.h" 60d6d901c2SZhang, Yanmin #include "util/thread.h" 61fd78260bSArnaldo Carvalho de Melo #include "util/thread_map.h" 62d809560bSJiri Olsa #include "util/counts.h" 6344b1e60aSAndi Kleen #include "util/group.h" 644979d0c7SJiri Olsa #include "util/session.h" 65ba6039b6SJiri Olsa #include "util/tool.h" 6644b1e60aSAndi Kleen #include "util/group.h" 67a067558eSArnaldo Carvalho de Melo #include "util/string2.h" 68b18f3e36SAndi Kleen #include "util/metricgroup.h" 69ba6039b6SJiri Olsa #include "asm/bug.h" 7086470930SIngo Molnar 71bd48c63eSArnaldo Carvalho de Melo #include <linux/time64.h> 7244b1e60aSAndi Kleen #include <api/fs/fs.h> 73a43783aeSArnaldo Carvalho de Melo #include <errno.h> 749607ad3aSArnaldo Carvalho de Melo #include <signal.h> 751f16c575SPeter Zijlstra #include <stdlib.h> 7686470930SIngo Molnar #include <sys/prctl.h> 77fd20e811SArnaldo Carvalho de Melo #include <inttypes.h> 785af52b51SStephane Eranian #include <locale.h> 79e3b03b6cSAndi Kleen #include <math.h> 807a8ef4c4SArnaldo Carvalho de Melo #include <sys/types.h> 817a8ef4c4SArnaldo Carvalho de Melo #include <sys/stat.h> 824208735dSArnaldo Carvalho de Melo #include <sys/wait.h> 837a8ef4c4SArnaldo Carvalho de Melo #include <unistd.h> 8486470930SIngo Molnar 853d689ed6SArnaldo Carvalho de Melo #include "sane_ctype.h" 863d689ed6SArnaldo Carvalho de Melo 87d7470b6aSStephane Eranian #define DEFAULT_SEPARATOR " " 882cee77c4SDavid Ahern #define CNTR_NOT_SUPPORTED "<not supported>" 892cee77c4SDavid Ahern #define CNTR_NOT_COUNTED "<not counted>" 90daefd0bcSKan Liang #define FREEZE_ON_SMI_PATH "devices/cpu/freeze_on_smi" 91d7470b6aSStephane Eranian 92d4f63a47SJiri Olsa static void print_counters(struct timespec *ts, int argc, const char **argv); 9313370a9bSStephane Eranian 944cabc3d1SAndi Kleen /* Default events used for perf stat -T */ 95a454742cSJiri Olsa static const char *transaction_attrs = { 96a454742cSJiri Olsa "task-clock," 974cabc3d1SAndi Kleen "{" 984cabc3d1SAndi Kleen "instructions," 994cabc3d1SAndi Kleen "cycles," 1004cabc3d1SAndi Kleen "cpu/cycles-t/," 1014cabc3d1SAndi Kleen "cpu/tx-start/," 1024cabc3d1SAndi Kleen "cpu/el-start/," 1034cabc3d1SAndi Kleen "cpu/cycles-ct/" 1044cabc3d1SAndi Kleen "}" 1054cabc3d1SAndi Kleen }; 1064cabc3d1SAndi Kleen 1074cabc3d1SAndi Kleen /* More limited version when the CPU does not have all events. */ 108a454742cSJiri Olsa static const char * transaction_limited_attrs = { 109a454742cSJiri Olsa "task-clock," 1104cabc3d1SAndi Kleen "{" 1114cabc3d1SAndi Kleen "instructions," 1124cabc3d1SAndi Kleen "cycles," 1134cabc3d1SAndi Kleen "cpu/cycles-t/," 1144cabc3d1SAndi Kleen "cpu/tx-start/" 1154cabc3d1SAndi Kleen "}" 1164cabc3d1SAndi Kleen }; 1174cabc3d1SAndi Kleen 11844b1e60aSAndi Kleen static const char * topdown_attrs[] = { 11944b1e60aSAndi Kleen "topdown-total-slots", 12044b1e60aSAndi Kleen "topdown-slots-retired", 12144b1e60aSAndi Kleen "topdown-recovery-bubbles", 12244b1e60aSAndi Kleen "topdown-fetch-bubbles", 12344b1e60aSAndi Kleen "topdown-slots-issued", 12444b1e60aSAndi Kleen NULL, 12544b1e60aSAndi Kleen }; 12644b1e60aSAndi Kleen 127daefd0bcSKan Liang static const char *smi_cost_attrs = { 128daefd0bcSKan Liang "{" 129daefd0bcSKan Liang "msr/aperf/," 130daefd0bcSKan Liang "msr/smi/," 131daefd0bcSKan Liang "cycles" 132daefd0bcSKan Liang "}" 133daefd0bcSKan Liang }; 134daefd0bcSKan Liang 135666e6d48SRobert Richter static struct perf_evlist *evsel_list; 136361c99a6SArnaldo Carvalho de Melo 137b18f3e36SAndi Kleen static struct rblist metric_events; 138b18f3e36SAndi Kleen 139602ad878SArnaldo Carvalho de Melo static struct target target = { 14077a6f014SNamhyung Kim .uid = UINT_MAX, 14177a6f014SNamhyung Kim }; 14242202dd5SIngo Molnar 1431e5a2931SJiri Olsa typedef int (*aggr_get_id_t)(struct cpu_map *m, int cpu); 1441e5a2931SJiri Olsa 1453d632595SJaswinder Singh Rajput static int run_count = 1; 1462e6cdf99SStephane Eranian static bool no_inherit = false; 147d07f0b12SStephane Eranian static volatile pid_t child_pid = -1; 148c0555642SIan Munsie static bool null_run = false; 1492cba3ffbSIngo Molnar static int detailed_run = 0; 1504cabc3d1SAndi Kleen static bool transaction_run; 15144b1e60aSAndi Kleen static bool topdown_run = false; 152daefd0bcSKan Liang static bool smi_cost = false; 153daefd0bcSKan Liang static bool smi_reset = false; 154201e0b06SArnaldo Carvalho de Melo static bool big_num = true; 155d7470b6aSStephane Eranian static int big_num_opt = -1; 156d7470b6aSStephane Eranian static const char *csv_sep = NULL; 157d7470b6aSStephane Eranian static bool csv_output = false; 15843bece79SLin Ming static bool group = false; 1591f16c575SPeter Zijlstra static const char *pre_cmd = NULL; 1601f16c575SPeter Zijlstra static const char *post_cmd = NULL; 1611f16c575SPeter Zijlstra static bool sync_run = false; 16241191688SAndi Kleen static unsigned int initial_delay = 0; 163410136f5SStephane Eranian static unsigned int unit_width = 4; /* strlen("unit") */ 164a7e191c3SFrederik Deweerdt static bool forever = false; 16554b50916SAndi Kleen static bool metric_only = false; 16644b1e60aSAndi Kleen static bool force_metric_only = false; 167430daf2dSAndi Kleen static bool no_merge = false; 16813370a9bSStephane Eranian static struct timespec ref_time; 16986ee6e18SStephane Eranian static struct cpu_map *aggr_map; 1701e5a2931SJiri Olsa static aggr_get_id_t aggr_get_id; 171e0547311SJiri Olsa static bool append_file; 172e0547311SJiri Olsa static const char *output_name; 173e0547311SJiri Olsa static int output_fd; 17402d492e5SBorislav Petkov static int print_free_counters_hint; 1755af52b51SStephane Eranian 1764979d0c7SJiri Olsa struct perf_stat { 1774979d0c7SJiri Olsa bool record; 1788ceb41d7SJiri Olsa struct perf_data data; 1794979d0c7SJiri Olsa struct perf_session *session; 1804979d0c7SJiri Olsa u64 bytes_written; 181ba6039b6SJiri Olsa struct perf_tool tool; 1821975d36eSJiri Olsa bool maps_allocated; 1831975d36eSJiri Olsa struct cpu_map *cpus; 1841975d36eSJiri Olsa struct thread_map *threads; 18589af4e05SJiri Olsa enum aggr_mode aggr_mode; 1864979d0c7SJiri Olsa }; 1874979d0c7SJiri Olsa 1884979d0c7SJiri Olsa static struct perf_stat perf_stat; 1894979d0c7SJiri Olsa #define STAT_RECORD perf_stat.record 1904979d0c7SJiri Olsa 19160666c63SLiming Wang static volatile int done = 0; 19260666c63SLiming Wang 193421a50f3SJiri Olsa static struct perf_stat_config stat_config = { 194421a50f3SJiri Olsa .aggr_mode = AGGR_GLOBAL, 195711a572eSJiri Olsa .scale = true, 196421a50f3SJiri Olsa }; 197421a50f3SJiri Olsa 198e864c5caSAndi Kleen static bool is_duration_time(struct perf_evsel *evsel) 199e864c5caSAndi Kleen { 200e864c5caSAndi Kleen return !strcmp(evsel->name, "duration_time"); 201e864c5caSAndi Kleen } 202e864c5caSAndi Kleen 20313370a9bSStephane Eranian static inline void diff_timespec(struct timespec *r, struct timespec *a, 20413370a9bSStephane Eranian struct timespec *b) 20513370a9bSStephane Eranian { 20613370a9bSStephane Eranian r->tv_sec = a->tv_sec - b->tv_sec; 20713370a9bSStephane Eranian if (a->tv_nsec < b->tv_nsec) { 208310ebb93SArnaldo Carvalho de Melo r->tv_nsec = a->tv_nsec + NSEC_PER_SEC - b->tv_nsec; 20913370a9bSStephane Eranian r->tv_sec--; 21013370a9bSStephane Eranian } else { 21113370a9bSStephane Eranian r->tv_nsec = a->tv_nsec - b->tv_nsec ; 21213370a9bSStephane Eranian } 21313370a9bSStephane Eranian } 21413370a9bSStephane Eranian 215254ecbc7SJiri Olsa static void perf_stat__reset_stats(void) 216254ecbc7SJiri Olsa { 21756739444SJin Yao int i; 21856739444SJin Yao 219254ecbc7SJiri Olsa perf_evlist__reset_stats(evsel_list); 220f87027b9SJiri Olsa perf_stat__reset_shadow_stats(); 22156739444SJin Yao 22256739444SJin Yao for (i = 0; i < stat_config.stats_num; i++) 22356739444SJin Yao perf_stat__reset_shadow_per_stat(&stat_config.stats[i]); 2241eda3b21SJiri Olsa } 2251eda3b21SJiri Olsa 226cac21425SJiri Olsa static int create_perf_stat_counter(struct perf_evsel *evsel) 22786470930SIngo Molnar { 22869aad6f1SArnaldo Carvalho de Melo struct perf_event_attr *attr = &evsel->attr; 22982bf311eSJiri Olsa struct perf_evsel *leader = evsel->leader; 230727ab04eSArnaldo Carvalho de Melo 23182bf311eSJiri Olsa if (stat_config.scale) { 23286470930SIngo Molnar attr->read_format = PERF_FORMAT_TOTAL_TIME_ENABLED | 23386470930SIngo Molnar PERF_FORMAT_TOTAL_TIME_RUNNING; 23482bf311eSJiri Olsa } 23582bf311eSJiri Olsa 23682bf311eSJiri Olsa /* 23782bf311eSJiri Olsa * The event is part of non trivial group, let's enable 23882bf311eSJiri Olsa * the group read (for leader) and ID retrieval for all 23982bf311eSJiri Olsa * members. 24082bf311eSJiri Olsa */ 24182bf311eSJiri Olsa if (leader->nr_members > 1) 24282bf311eSJiri Olsa attr->read_format |= PERF_FORMAT_ID|PERF_FORMAT_GROUP; 24386470930SIngo Molnar 2442e6cdf99SStephane Eranian attr->inherit = !no_inherit; 2455d2cd909SArnaldo Carvalho de Melo 2466acd8e92SJiri Olsa /* 2476acd8e92SJiri Olsa * Some events get initialized with sample_(period/type) set, 2486acd8e92SJiri Olsa * like tracepoints. Clear it up for counting. 2496acd8e92SJiri Olsa */ 2506acd8e92SJiri Olsa attr->sample_period = 0; 2516db1a5c1SJiri Olsa 2524979d0c7SJiri Olsa /* 2534979d0c7SJiri Olsa * But set sample_type to PERF_SAMPLE_IDENTIFIER, which should be harmless 2544979d0c7SJiri Olsa * while avoiding that older tools show confusing messages. 2556db1a5c1SJiri Olsa * 2566db1a5c1SJiri Olsa * However for pipe sessions we need to keep it zero, 2576db1a5c1SJiri Olsa * because script's perf_evsel__check_attr is triggered 2586db1a5c1SJiri Olsa * by attr->sample_type != 0, and we can't run it on 2596db1a5c1SJiri Olsa * stat sessions. 2604979d0c7SJiri Olsa */ 2618ceb41d7SJiri Olsa if (!(STAT_RECORD && perf_stat.data.is_pipe)) 2624979d0c7SJiri Olsa attr->sample_type = PERF_SAMPLE_IDENTIFIER; 2636acd8e92SJiri Olsa 26467ccdecdSJiri Olsa /* 26567ccdecdSJiri Olsa * Disabling all counters initially, they will be enabled 26667ccdecdSJiri Olsa * either manually by us or by kernel via enable_on_exec 26767ccdecdSJiri Olsa * set later. 26867ccdecdSJiri Olsa */ 269c8280cecSJiri Olsa if (perf_evsel__is_group_leader(evsel)) { 27067ccdecdSJiri Olsa attr->disabled = 1; 27167ccdecdSJiri Olsa 272c8280cecSJiri Olsa /* 273c8280cecSJiri Olsa * In case of initial_delay we enable tracee 274c8280cecSJiri Olsa * events manually. 275c8280cecSJiri Olsa */ 276c8280cecSJiri Olsa if (target__none(&target) && !initial_delay) 277c8280cecSJiri Olsa attr->enable_on_exec = 1; 278c8280cecSJiri Olsa } 279c8280cecSJiri Olsa 2801d9f8d1bSJin Yao if (target__has_cpu(&target) && !target__has_per_thread(&target)) 281594ac61aSArnaldo Carvalho de Melo return perf_evsel__open_per_cpu(evsel, perf_evsel__cpus(evsel)); 2825622c07bSStephane Eranian 283594ac61aSArnaldo Carvalho de Melo return perf_evsel__open_per_thread(evsel, evsel_list->threads); 28486470930SIngo Molnar } 28586470930SIngo Molnar 28686470930SIngo Molnar /* 28786470930SIngo Molnar * Does the counter have nsecs as a unit? 28886470930SIngo Molnar */ 289daec78a0SArnaldo Carvalho de Melo static inline int nsec_counter(struct perf_evsel *evsel) 29086470930SIngo Molnar { 291daec78a0SArnaldo Carvalho de Melo if (perf_evsel__match(evsel, SOFTWARE, SW_CPU_CLOCK) || 292daec78a0SArnaldo Carvalho de Melo perf_evsel__match(evsel, SOFTWARE, SW_TASK_CLOCK)) 29386470930SIngo Molnar return 1; 29486470930SIngo Molnar 29586470930SIngo Molnar return 0; 29686470930SIngo Molnar } 29786470930SIngo Molnar 2988b99b1a4SJiri Olsa static int process_synthesized_event(struct perf_tool *tool __maybe_unused, 2994979d0c7SJiri Olsa union perf_event *event, 3004979d0c7SJiri Olsa struct perf_sample *sample __maybe_unused, 3014979d0c7SJiri Olsa struct machine *machine __maybe_unused) 3024979d0c7SJiri Olsa { 3038ceb41d7SJiri Olsa if (perf_data__write(&perf_stat.data, event, event->header.size) < 0) { 3048b99b1a4SJiri Olsa pr_err("failed to write perf data, error: %m\n"); 3058b99b1a4SJiri Olsa return -1; 3068b99b1a4SJiri Olsa } 3078b99b1a4SJiri Olsa 3088b99b1a4SJiri Olsa perf_stat.bytes_written += event->header.size; 3098b99b1a4SJiri Olsa return 0; 3104979d0c7SJiri Olsa } 3114979d0c7SJiri Olsa 3121975d36eSJiri Olsa static int write_stat_round_event(u64 tm, u64 type) 3137aad0c32SJiri Olsa { 3141975d36eSJiri Olsa return perf_event__synthesize_stat_round(NULL, tm, type, 3157aad0c32SJiri Olsa process_synthesized_event, 3167aad0c32SJiri Olsa NULL); 3177aad0c32SJiri Olsa } 3187aad0c32SJiri Olsa 3197aad0c32SJiri Olsa #define WRITE_STAT_ROUND_EVENT(time, interval) \ 3207aad0c32SJiri Olsa write_stat_round_event(time, PERF_STAT_ROUND_TYPE__ ## interval) 3217aad0c32SJiri Olsa 3225a6ea81bSJiri Olsa #define SID(e, x, y) xyarray__entry(e->sample_id, x, y) 3235a6ea81bSJiri Olsa 3245a6ea81bSJiri Olsa static int 3255a6ea81bSJiri Olsa perf_evsel__write_stat_event(struct perf_evsel *counter, u32 cpu, u32 thread, 3265a6ea81bSJiri Olsa struct perf_counts_values *count) 3275a6ea81bSJiri Olsa { 3285a6ea81bSJiri Olsa struct perf_sample_id *sid = SID(counter, cpu, thread); 3295a6ea81bSJiri Olsa 3305a6ea81bSJiri Olsa return perf_event__synthesize_stat(NULL, cpu, thread, sid->id, count, 3315a6ea81bSJiri Olsa process_synthesized_event, NULL); 3325a6ea81bSJiri Olsa } 3335a6ea81bSJiri Olsa 334f5b4a9c3SStephane Eranian /* 335f5b4a9c3SStephane Eranian * Read out the results of a single counter: 336f5b4a9c3SStephane Eranian * do not aggregate counts across CPUs in system-wide mode 337f5b4a9c3SStephane Eranian */ 338c52b12edSArnaldo Carvalho de Melo static int read_counter(struct perf_evsel *counter) 339f5b4a9c3SStephane Eranian { 3409bf1a529SJiri Olsa int nthreads = thread_map__nr(evsel_list->threads); 34100e727bbSMark Rutland int ncpus, cpu, thread; 34200e727bbSMark Rutland 3431d9f8d1bSJin Yao if (target__has_cpu(&target) && !target__has_per_thread(&target)) 34400e727bbSMark Rutland ncpus = perf_evsel__nr_cpus(counter); 34500e727bbSMark Rutland else 34600e727bbSMark Rutland ncpus = 1; 347f5b4a9c3SStephane Eranian 3483b4331d9SSuzuki K. Poulose if (!counter->supported) 3493b4331d9SSuzuki K. Poulose return -ENOENT; 3503b4331d9SSuzuki K. Poulose 3519bf1a529SJiri Olsa if (counter->system_wide) 3529bf1a529SJiri Olsa nthreads = 1; 3539bf1a529SJiri Olsa 3549bf1a529SJiri Olsa for (thread = 0; thread < nthreads; thread++) { 3559bf1a529SJiri Olsa for (cpu = 0; cpu < ncpus; cpu++) { 3563b3eb044SJiri Olsa struct perf_counts_values *count; 3573b3eb044SJiri Olsa 3583b3eb044SJiri Olsa count = perf_counts(counter->counts, cpu, thread); 35982bf311eSJiri Olsa 36082bf311eSJiri Olsa /* 36182bf311eSJiri Olsa * The leader's group read loads data into its group members 36282bf311eSJiri Olsa * (via perf_evsel__read_counter) and sets threir count->loaded. 36382bf311eSJiri Olsa */ 36482bf311eSJiri Olsa if (!count->loaded && 36582bf311eSJiri Olsa perf_evsel__read_counter(counter, cpu, thread)) { 366db49a717SStephane Eranian counter->counts->scaled = -1; 367db49a717SStephane Eranian perf_counts(counter->counts, cpu, thread)->ena = 0; 368db49a717SStephane Eranian perf_counts(counter->counts, cpu, thread)->run = 0; 369c52b12edSArnaldo Carvalho de Melo return -1; 370db49a717SStephane Eranian } 3715a6ea81bSJiri Olsa 37282bf311eSJiri Olsa count->loaded = false; 37382bf311eSJiri Olsa 3745a6ea81bSJiri Olsa if (STAT_RECORD) { 3755a6ea81bSJiri Olsa if (perf_evsel__write_stat_event(counter, cpu, thread, count)) { 3765a6ea81bSJiri Olsa pr_err("failed to write stat event\n"); 3775a6ea81bSJiri Olsa return -1; 3785a6ea81bSJiri Olsa } 3795a6ea81bSJiri Olsa } 3800b1abbf4SAndi Kleen 3810b1abbf4SAndi Kleen if (verbose > 1) { 3820b1abbf4SAndi Kleen fprintf(stat_config.output, 3830b1abbf4SAndi Kleen "%s: %d: %" PRIu64 " %" PRIu64 " %" PRIu64 "\n", 3840b1abbf4SAndi Kleen perf_evsel__name(counter), 3850b1abbf4SAndi Kleen cpu, 3860b1abbf4SAndi Kleen count->val, count->ena, count->run); 3870b1abbf4SAndi Kleen } 388f5b4a9c3SStephane Eranian } 3899bf1a529SJiri Olsa } 390c52b12edSArnaldo Carvalho de Melo 391c52b12edSArnaldo Carvalho de Melo return 0; 39286470930SIngo Molnar } 39386470930SIngo Molnar 3943df33effSMark Rutland static void read_counters(void) 395106a94a0SJiri Olsa { 396106a94a0SJiri Olsa struct perf_evsel *counter; 397db49a717SStephane Eranian int ret; 398106a94a0SJiri Olsa 399e5cadb93SArnaldo Carvalho de Melo evlist__for_each_entry(evsel_list, counter) { 400db49a717SStephane Eranian ret = read_counter(counter); 401db49a717SStephane Eranian if (ret) 402245bad8eSAndi Kleen pr_debug("failed to read counter %s\n", counter->name); 4033b3eb044SJiri Olsa 404db49a717SStephane Eranian if (ret == 0 && perf_stat_process_counter(&stat_config, counter)) 4053b3eb044SJiri Olsa pr_warning("failed to process counter %s\n", counter->name); 406106a94a0SJiri Olsa } 407106a94a0SJiri Olsa } 408106a94a0SJiri Olsa 409ba411a95SJiri Olsa static void process_interval(void) 41013370a9bSStephane Eranian { 41113370a9bSStephane Eranian struct timespec ts, rs; 41213370a9bSStephane Eranian 4133df33effSMark Rutland read_counters(); 41486ee6e18SStephane Eranian 41513370a9bSStephane Eranian clock_gettime(CLOCK_MONOTONIC, &ts); 41613370a9bSStephane Eranian diff_timespec(&rs, &ts, &ref_time); 41713370a9bSStephane Eranian 4187aad0c32SJiri Olsa if (STAT_RECORD) { 419bd48c63eSArnaldo Carvalho de Melo if (WRITE_STAT_ROUND_EVENT(rs.tv_sec * NSEC_PER_SEC + rs.tv_nsec, INTERVAL)) 4207aad0c32SJiri Olsa pr_err("failed to write stat round event\n"); 4217aad0c32SJiri Olsa } 4227aad0c32SJiri Olsa 423b90f1333SAndi Kleen init_stats(&walltime_nsecs_stats); 424b90f1333SAndi Kleen update_stats(&walltime_nsecs_stats, stat_config.interval * 1000000); 425d4f63a47SJiri Olsa print_counters(&rs, 0, NULL); 42613370a9bSStephane Eranian } 42713370a9bSStephane Eranian 42867ccdecdSJiri Olsa static void enable_counters(void) 42941191688SAndi Kleen { 43067ccdecdSJiri Olsa if (initial_delay) 431310ebb93SArnaldo Carvalho de Melo usleep(initial_delay * USEC_PER_MSEC); 43267ccdecdSJiri Olsa 43367ccdecdSJiri Olsa /* 43467ccdecdSJiri Olsa * We need to enable counters only if: 43567ccdecdSJiri Olsa * - we don't have tracee (attaching to task or cpu) 43667ccdecdSJiri Olsa * - we have initial delay configured 43767ccdecdSJiri Olsa */ 43867ccdecdSJiri Olsa if (!target__none(&target) || initial_delay) 439ab46db0aSJiri Olsa perf_evlist__enable(evsel_list); 44041191688SAndi Kleen } 44141191688SAndi Kleen 4423df33effSMark Rutland static void disable_counters(void) 4433df33effSMark Rutland { 4443df33effSMark Rutland /* 4453df33effSMark Rutland * If we don't have tracee (attaching to task or cpu), counters may 4463df33effSMark Rutland * still be running. To get accurate group ratios, we must stop groups 4473df33effSMark Rutland * from counting before reading their constituent counters. 4483df33effSMark Rutland */ 4493df33effSMark Rutland if (!target__none(&target)) 4503df33effSMark Rutland perf_evlist__disable(evsel_list); 4513df33effSMark Rutland } 4523df33effSMark Rutland 453f33cbe72SArnaldo Carvalho de Melo static volatile int workload_exec_errno; 4546af206fdSArnaldo Carvalho de Melo 4556af206fdSArnaldo Carvalho de Melo /* 4566af206fdSArnaldo Carvalho de Melo * perf_evlist__prepare_workload will send a SIGUSR1 4576af206fdSArnaldo Carvalho de Melo * if the fork fails, since we asked by setting its 4586af206fdSArnaldo Carvalho de Melo * want_signal to true. 4596af206fdSArnaldo Carvalho de Melo */ 460f33cbe72SArnaldo Carvalho de Melo static void workload_exec_failed_signal(int signo __maybe_unused, siginfo_t *info, 461f33cbe72SArnaldo Carvalho de Melo void *ucontext __maybe_unused) 4626af206fdSArnaldo Carvalho de Melo { 463f33cbe72SArnaldo Carvalho de Melo workload_exec_errno = info->si_value.sival_int; 4646af206fdSArnaldo Carvalho de Melo } 4656af206fdSArnaldo Carvalho de Melo 466664c98d4SJiri Olsa static int perf_stat_synthesize_config(bool is_pipe) 4678b99b1a4SJiri Olsa { 4688b99b1a4SJiri Olsa int err; 4698b99b1a4SJiri Olsa 470664c98d4SJiri Olsa if (is_pipe) { 471664c98d4SJiri Olsa err = perf_event__synthesize_attrs(NULL, perf_stat.session, 472664c98d4SJiri Olsa process_synthesized_event); 473664c98d4SJiri Olsa if (err < 0) { 474664c98d4SJiri Olsa pr_err("Couldn't synthesize attrs.\n"); 475664c98d4SJiri Olsa return err; 476664c98d4SJiri Olsa } 477664c98d4SJiri Olsa } 478664c98d4SJiri Olsa 479bfd8f72cSAndi Kleen err = perf_event__synthesize_extra_attr(NULL, 480bfd8f72cSAndi Kleen evsel_list, 481bfd8f72cSAndi Kleen process_synthesized_event, 482bfd8f72cSAndi Kleen is_pipe); 4837b60a7e3SJiri Olsa 4848b99b1a4SJiri Olsa err = perf_event__synthesize_thread_map2(NULL, evsel_list->threads, 4858b99b1a4SJiri Olsa process_synthesized_event, 4868b99b1a4SJiri Olsa NULL); 4878b99b1a4SJiri Olsa if (err < 0) { 4888b99b1a4SJiri Olsa pr_err("Couldn't synthesize thread map.\n"); 4898b99b1a4SJiri Olsa return err; 4908b99b1a4SJiri Olsa } 4918b99b1a4SJiri Olsa 4928b99b1a4SJiri Olsa err = perf_event__synthesize_cpu_map(NULL, evsel_list->cpus, 4938b99b1a4SJiri Olsa process_synthesized_event, NULL); 4948b99b1a4SJiri Olsa if (err < 0) { 4958b99b1a4SJiri Olsa pr_err("Couldn't synthesize thread map.\n"); 4968b99b1a4SJiri Olsa return err; 4978b99b1a4SJiri Olsa } 4988b99b1a4SJiri Olsa 4998b99b1a4SJiri Olsa err = perf_event__synthesize_stat_config(NULL, &stat_config, 5008b99b1a4SJiri Olsa process_synthesized_event, NULL); 5018b99b1a4SJiri Olsa if (err < 0) { 5028b99b1a4SJiri Olsa pr_err("Couldn't synthesize config.\n"); 5038b99b1a4SJiri Olsa return err; 5048b99b1a4SJiri Olsa } 5058b99b1a4SJiri Olsa 5068b99b1a4SJiri Olsa return 0; 5078b99b1a4SJiri Olsa } 5088b99b1a4SJiri Olsa 5092af4646dSJiri Olsa #define FD(e, x, y) (*(int *)xyarray__entry(e->fd, x, y)) 5102af4646dSJiri Olsa 5112af4646dSJiri Olsa static int __store_counter_ids(struct perf_evsel *counter, 5122af4646dSJiri Olsa struct cpu_map *cpus, 5132af4646dSJiri Olsa struct thread_map *threads) 5142af4646dSJiri Olsa { 5152af4646dSJiri Olsa int cpu, thread; 5162af4646dSJiri Olsa 5172af4646dSJiri Olsa for (cpu = 0; cpu < cpus->nr; cpu++) { 5182af4646dSJiri Olsa for (thread = 0; thread < threads->nr; thread++) { 5192af4646dSJiri Olsa int fd = FD(counter, cpu, thread); 5202af4646dSJiri Olsa 5212af4646dSJiri Olsa if (perf_evlist__id_add_fd(evsel_list, counter, 5222af4646dSJiri Olsa cpu, thread, fd) < 0) 5232af4646dSJiri Olsa return -1; 5242af4646dSJiri Olsa } 5252af4646dSJiri Olsa } 5262af4646dSJiri Olsa 5272af4646dSJiri Olsa return 0; 5282af4646dSJiri Olsa } 5292af4646dSJiri Olsa 5302af4646dSJiri Olsa static int store_counter_ids(struct perf_evsel *counter) 5312af4646dSJiri Olsa { 5322af4646dSJiri Olsa struct cpu_map *cpus = counter->cpus; 5332af4646dSJiri Olsa struct thread_map *threads = counter->threads; 5342af4646dSJiri Olsa 5352af4646dSJiri Olsa if (perf_evsel__alloc_id(counter, cpus->nr, threads->nr)) 5362af4646dSJiri Olsa return -ENOMEM; 5372af4646dSJiri Olsa 5382af4646dSJiri Olsa return __store_counter_ids(counter, cpus, threads); 5392af4646dSJiri Olsa } 5402af4646dSJiri Olsa 54182bf311eSJiri Olsa static bool perf_evsel__should_store_id(struct perf_evsel *counter) 54282bf311eSJiri Olsa { 54382bf311eSJiri Olsa return STAT_RECORD || counter->attr.read_format & PERF_FORMAT_ID; 54482bf311eSJiri Olsa } 54582bf311eSJiri Olsa 5465a5dfe4bSAndi Kleen static struct perf_evsel *perf_evsel__reset_weak_group(struct perf_evsel *evsel) 5475a5dfe4bSAndi Kleen { 5485a5dfe4bSAndi Kleen struct perf_evsel *c2, *leader; 5495a5dfe4bSAndi Kleen bool is_open = true; 5505a5dfe4bSAndi Kleen 5515a5dfe4bSAndi Kleen leader = evsel->leader; 5525a5dfe4bSAndi Kleen pr_debug("Weak group for %s/%d failed\n", 5535a5dfe4bSAndi Kleen leader->name, leader->nr_members); 5545a5dfe4bSAndi Kleen 5555a5dfe4bSAndi Kleen /* 5565a5dfe4bSAndi Kleen * for_each_group_member doesn't work here because it doesn't 5575a5dfe4bSAndi Kleen * include the first entry. 5585a5dfe4bSAndi Kleen */ 5595a5dfe4bSAndi Kleen evlist__for_each_entry(evsel_list, c2) { 5605a5dfe4bSAndi Kleen if (c2 == evsel) 5615a5dfe4bSAndi Kleen is_open = false; 5625a5dfe4bSAndi Kleen if (c2->leader == leader) { 5635a5dfe4bSAndi Kleen if (is_open) 5645a5dfe4bSAndi Kleen perf_evsel__close(c2); 5655a5dfe4bSAndi Kleen c2->leader = c2; 5665a5dfe4bSAndi Kleen c2->nr_members = 0; 5675a5dfe4bSAndi Kleen } 5685a5dfe4bSAndi Kleen } 5695a5dfe4bSAndi Kleen return leader; 5705a5dfe4bSAndi Kleen } 5715a5dfe4bSAndi Kleen 572acf28922SNamhyung Kim static int __run_perf_stat(int argc, const char **argv) 57386470930SIngo Molnar { 574ec0d3d1fSJiri Olsa int interval = stat_config.interval; 575d6195a6aSArnaldo Carvalho de Melo char msg[BUFSIZ]; 57686470930SIngo Molnar unsigned long long t0, t1; 577cac21425SJiri Olsa struct perf_evsel *counter; 57813370a9bSStephane Eranian struct timespec ts; 579410136f5SStephane Eranian size_t l; 58042202dd5SIngo Molnar int status = 0; 5816be2850eSZhang, Yanmin const bool forks = (argc > 0); 5828ceb41d7SJiri Olsa bool is_pipe = STAT_RECORD ? perf_stat.data.is_pipe : false; 5835d8bb1ecSMathieu Poirier struct perf_evsel_config_term *err_term; 58486470930SIngo Molnar 58513370a9bSStephane Eranian if (interval) { 586310ebb93SArnaldo Carvalho de Melo ts.tv_sec = interval / USEC_PER_MSEC; 587310ebb93SArnaldo Carvalho de Melo ts.tv_nsec = (interval % USEC_PER_MSEC) * NSEC_PER_MSEC; 58813370a9bSStephane Eranian } else { 58913370a9bSStephane Eranian ts.tv_sec = 1; 59013370a9bSStephane Eranian ts.tv_nsec = 0; 59113370a9bSStephane Eranian } 59213370a9bSStephane Eranian 593acf28922SNamhyung Kim if (forks) { 594664c98d4SJiri Olsa if (perf_evlist__prepare_workload(evsel_list, &target, argv, is_pipe, 595735f7e0bSArnaldo Carvalho de Melo workload_exec_failed_signal) < 0) { 596acf28922SNamhyung Kim perror("failed to prepare workload"); 597fceda7feSDavid Ahern return -1; 598051ae7f7SPaul Mackerras } 599d20a47e7SNamhyung Kim child_pid = evsel_list->workload.pid; 60060666c63SLiming Wang } 601051ae7f7SPaul Mackerras 6026a4bb04cSJiri Olsa if (group) 60363dab225SArnaldo Carvalho de Melo perf_evlist__set_leader(evsel_list); 6046a4bb04cSJiri Olsa 605e5cadb93SArnaldo Carvalho de Melo evlist__for_each_entry(evsel_list, counter) { 60642ef8a78SArnaldo Carvalho de Melo try_again: 607cac21425SJiri Olsa if (create_perf_stat_counter(counter) < 0) { 6085a5dfe4bSAndi Kleen 6095a5dfe4bSAndi Kleen /* Weak group failed. Reset the group. */ 61035c1980eSAndi Kleen if ((errno == EINVAL || errno == EBADF) && 6115a5dfe4bSAndi Kleen counter->leader != counter && 6125a5dfe4bSAndi Kleen counter->weak_group) { 6135a5dfe4bSAndi Kleen counter = perf_evsel__reset_weak_group(counter); 6145a5dfe4bSAndi Kleen goto try_again; 6155a5dfe4bSAndi Kleen } 6165a5dfe4bSAndi Kleen 617979987a5SDavid Ahern /* 618979987a5SDavid Ahern * PPC returns ENXIO for HW counters until 2.6.37 619979987a5SDavid Ahern * (behavior changed with commit b0a873e). 620979987a5SDavid Ahern */ 62138f6ae1eSAnton Blanchard if (errno == EINVAL || errno == ENOSYS || 622979987a5SDavid Ahern errno == ENOENT || errno == EOPNOTSUPP || 623979987a5SDavid Ahern errno == ENXIO) { 624bb963e16SNamhyung Kim if (verbose > 0) 625c63ca0c0SDavid Ahern ui__warning("%s event is not supported by the kernel.\n", 6267289f83cSArnaldo Carvalho de Melo perf_evsel__name(counter)); 6272cee77c4SDavid Ahern counter->supported = false; 628cb5ef600SKan Liang 629cb5ef600SKan Liang if ((counter->leader != counter) || 630cb5ef600SKan Liang !(counter->leader->nr_members > 1)) 631ede70290SIngo Molnar continue; 63242ef8a78SArnaldo Carvalho de Melo } else if (perf_evsel__fallback(counter, errno, msg, sizeof(msg))) { 633bb963e16SNamhyung Kim if (verbose > 0) 63442ef8a78SArnaldo Carvalho de Melo ui__warning("%s\n", msg); 63542ef8a78SArnaldo Carvalho de Melo goto try_again; 636c63ca0c0SDavid Ahern } 637ede70290SIngo Molnar 63856e52e85SArnaldo Carvalho de Melo perf_evsel__open_strerror(counter, &target, 63956e52e85SArnaldo Carvalho de Melo errno, msg, sizeof(msg)); 64056e52e85SArnaldo Carvalho de Melo ui__error("%s\n", msg); 64156e52e85SArnaldo Carvalho de Melo 642084ab9f8SArnaldo Carvalho de Melo if (child_pid != -1) 643084ab9f8SArnaldo Carvalho de Melo kill(child_pid, SIGTERM); 644fceda7feSDavid Ahern 645084ab9f8SArnaldo Carvalho de Melo return -1; 646084ab9f8SArnaldo Carvalho de Melo } 6472cee77c4SDavid Ahern counter->supported = true; 648410136f5SStephane Eranian 649410136f5SStephane Eranian l = strlen(counter->unit); 650410136f5SStephane Eranian if (l > unit_width) 651410136f5SStephane Eranian unit_width = l; 6522af4646dSJiri Olsa 65382bf311eSJiri Olsa if (perf_evsel__should_store_id(counter) && 65482bf311eSJiri Olsa store_counter_ids(counter)) 6552af4646dSJiri Olsa return -1; 65648290609SArnaldo Carvalho de Melo } 65786470930SIngo Molnar 65823d4aad4SArnaldo Carvalho de Melo if (perf_evlist__apply_filters(evsel_list, &counter)) { 65962d94b00SArnaldo Carvalho de Melo pr_err("failed to set filter \"%s\" on event %s with %d (%s)\n", 66023d4aad4SArnaldo Carvalho de Melo counter->filter, perf_evsel__name(counter), errno, 661c8b5f2c9SArnaldo Carvalho de Melo str_error_r(errno, msg, sizeof(msg))); 662cfd748aeSFrederic Weisbecker return -1; 663cfd748aeSFrederic Weisbecker } 664cfd748aeSFrederic Weisbecker 6655d8bb1ecSMathieu Poirier if (perf_evlist__apply_drv_configs(evsel_list, &counter, &err_term)) { 66662d94b00SArnaldo Carvalho de Melo pr_err("failed to set config \"%s\" on event %s with %d (%s)\n", 6675d8bb1ecSMathieu Poirier err_term->val.drv_cfg, perf_evsel__name(counter), errno, 6685d8bb1ecSMathieu Poirier str_error_r(errno, msg, sizeof(msg))); 6695d8bb1ecSMathieu Poirier return -1; 6705d8bb1ecSMathieu Poirier } 6715d8bb1ecSMathieu Poirier 6724979d0c7SJiri Olsa if (STAT_RECORD) { 6738ceb41d7SJiri Olsa int err, fd = perf_data__fd(&perf_stat.data); 6744979d0c7SJiri Olsa 675664c98d4SJiri Olsa if (is_pipe) { 6768ceb41d7SJiri Olsa err = perf_header__write_pipe(perf_data__fd(&perf_stat.data)); 677664c98d4SJiri Olsa } else { 6784979d0c7SJiri Olsa err = perf_session__write_header(perf_stat.session, evsel_list, 6794979d0c7SJiri Olsa fd, false); 680664c98d4SJiri Olsa } 681664c98d4SJiri Olsa 6824979d0c7SJiri Olsa if (err < 0) 6834979d0c7SJiri Olsa return err; 6848b99b1a4SJiri Olsa 685664c98d4SJiri Olsa err = perf_stat_synthesize_config(is_pipe); 6868b99b1a4SJiri Olsa if (err < 0) 6878b99b1a4SJiri Olsa return err; 6884979d0c7SJiri Olsa } 6894979d0c7SJiri Olsa 69086470930SIngo Molnar /* 69186470930SIngo Molnar * Enable counters and exec the command: 69286470930SIngo Molnar */ 69386470930SIngo Molnar t0 = rdclock(); 69413370a9bSStephane Eranian clock_gettime(CLOCK_MONOTONIC, &ref_time); 69586470930SIngo Molnar 69660666c63SLiming Wang if (forks) { 697acf28922SNamhyung Kim perf_evlist__start_workload(evsel_list); 69867ccdecdSJiri Olsa enable_counters(); 699acf28922SNamhyung Kim 70013370a9bSStephane Eranian if (interval) { 70113370a9bSStephane Eranian while (!waitpid(child_pid, &status, WNOHANG)) { 70213370a9bSStephane Eranian nanosleep(&ts, NULL); 703ba411a95SJiri Olsa process_interval(); 70413370a9bSStephane Eranian } 70513370a9bSStephane Eranian } 706dfc9eec7SMilian Wolff waitpid(child_pid, &status, 0); 7076af206fdSArnaldo Carvalho de Melo 708f33cbe72SArnaldo Carvalho de Melo if (workload_exec_errno) { 709c8b5f2c9SArnaldo Carvalho de Melo const char *emsg = str_error_r(workload_exec_errno, msg, sizeof(msg)); 710f33cbe72SArnaldo Carvalho de Melo pr_err("Workload failed: %s\n", emsg); 7116af206fdSArnaldo Carvalho de Melo return -1; 712f33cbe72SArnaldo Carvalho de Melo } 7136af206fdSArnaldo Carvalho de Melo 71433e49ea7SAndi Kleen if (WIFSIGNALED(status)) 71533e49ea7SAndi Kleen psignal(WTERMSIG(status), argv[0]); 71660666c63SLiming Wang } else { 71767ccdecdSJiri Olsa enable_counters(); 71813370a9bSStephane Eranian while (!done) { 71913370a9bSStephane Eranian nanosleep(&ts, NULL); 72013370a9bSStephane Eranian if (interval) 721ba411a95SJiri Olsa process_interval(); 72213370a9bSStephane Eranian } 72360666c63SLiming Wang } 72486470930SIngo Molnar 7253df33effSMark Rutland disable_counters(); 7263df33effSMark Rutland 72786470930SIngo Molnar t1 = rdclock(); 72886470930SIngo Molnar 7299e9772c4SPeter Zijlstra update_stats(&walltime_nsecs_stats, t1 - t0); 73042202dd5SIngo Molnar 7313df33effSMark Rutland /* 7323df33effSMark Rutland * Closing a group leader splits the group, and as we only disable 7333df33effSMark Rutland * group leaders, results in remaining events becoming enabled. To 7343df33effSMark Rutland * avoid arbitrary skew, we must read all counters before closing any 7353df33effSMark Rutland * group leaders. 7363df33effSMark Rutland */ 7373df33effSMark Rutland read_counters(); 7383df33effSMark Rutland perf_evlist__close(evsel_list); 739c52b12edSArnaldo Carvalho de Melo 74042202dd5SIngo Molnar return WEXITSTATUS(status); 74142202dd5SIngo Molnar } 74242202dd5SIngo Molnar 74341cde476SArnaldo Carvalho de Melo static int run_perf_stat(int argc, const char **argv) 7441f16c575SPeter Zijlstra { 7451f16c575SPeter Zijlstra int ret; 7461f16c575SPeter Zijlstra 7471f16c575SPeter Zijlstra if (pre_cmd) { 7481f16c575SPeter Zijlstra ret = system(pre_cmd); 7491f16c575SPeter Zijlstra if (ret) 7501f16c575SPeter Zijlstra return ret; 7511f16c575SPeter Zijlstra } 7521f16c575SPeter Zijlstra 7531f16c575SPeter Zijlstra if (sync_run) 7541f16c575SPeter Zijlstra sync(); 7551f16c575SPeter Zijlstra 7561f16c575SPeter Zijlstra ret = __run_perf_stat(argc, argv); 7571f16c575SPeter Zijlstra if (ret) 7581f16c575SPeter Zijlstra return ret; 7591f16c575SPeter Zijlstra 7601f16c575SPeter Zijlstra if (post_cmd) { 7611f16c575SPeter Zijlstra ret = system(post_cmd); 7621f16c575SPeter Zijlstra if (ret) 7631f16c575SPeter Zijlstra return ret; 7641f16c575SPeter Zijlstra } 7651f16c575SPeter Zijlstra 7661f16c575SPeter Zijlstra return ret; 7671f16c575SPeter Zijlstra } 7681f16c575SPeter Zijlstra 769d73515c0SAndi Kleen static void print_running(u64 run, u64 ena) 770d73515c0SAndi Kleen { 771d73515c0SAndi Kleen if (csv_output) { 7725821522eSJiri Olsa fprintf(stat_config.output, "%s%" PRIu64 "%s%.2f", 773d73515c0SAndi Kleen csv_sep, 774d73515c0SAndi Kleen run, 775d73515c0SAndi Kleen csv_sep, 776d73515c0SAndi Kleen ena ? 100.0 * run / ena : 100.0); 777d73515c0SAndi Kleen } else if (run != ena) { 7785821522eSJiri Olsa fprintf(stat_config.output, " (%.2f%%)", 100.0 * run / ena); 779d73515c0SAndi Kleen } 780d73515c0SAndi Kleen } 781d73515c0SAndi Kleen 782f99844cbSIngo Molnar static void print_noise_pct(double total, double avg) 783f99844cbSIngo Molnar { 7840007eceaSXiao Guangrong double pct = rel_stddev_stats(total, avg); 785f99844cbSIngo Molnar 7863ae9a34dSZhengyu He if (csv_output) 7875821522eSJiri Olsa fprintf(stat_config.output, "%s%.2f%%", csv_sep, pct); 788a1bca6ccSJim Cromie else if (pct) 7895821522eSJiri Olsa fprintf(stat_config.output, " ( +-%6.2f%% )", pct); 790f99844cbSIngo Molnar } 791f99844cbSIngo Molnar 79269aad6f1SArnaldo Carvalho de Melo static void print_noise(struct perf_evsel *evsel, double avg) 79342202dd5SIngo Molnar { 794581cc8a2SJiri Olsa struct perf_stat_evsel *ps; 79569aad6f1SArnaldo Carvalho de Melo 796849abde9SPeter Zijlstra if (run_count == 1) 797849abde9SPeter Zijlstra return; 798849abde9SPeter Zijlstra 799e669e833SArnaldo Carvalho de Melo ps = evsel->stats; 800f99844cbSIngo Molnar print_noise_pct(stddev_stats(&ps->res_stats[0]), avg); 80142202dd5SIngo Molnar } 80242202dd5SIngo Molnar 80312c08a9fSStephane Eranian static void aggr_printout(struct perf_evsel *evsel, int id, int nr) 80442202dd5SIngo Molnar { 805421a50f3SJiri Olsa switch (stat_config.aggr_mode) { 80612c08a9fSStephane Eranian case AGGR_CORE: 8075821522eSJiri Olsa fprintf(stat_config.output, "S%d-C%*d%s%*d%s", 80812c08a9fSStephane Eranian cpu_map__id_to_socket(id), 80912c08a9fSStephane Eranian csv_output ? 0 : -8, 81012c08a9fSStephane Eranian cpu_map__id_to_cpu(id), 81112c08a9fSStephane Eranian csv_sep, 81212c08a9fSStephane Eranian csv_output ? 0 : 4, 81312c08a9fSStephane Eranian nr, 81412c08a9fSStephane Eranian csv_sep); 81512c08a9fSStephane Eranian break; 81686ee6e18SStephane Eranian case AGGR_SOCKET: 8175821522eSJiri Olsa fprintf(stat_config.output, "S%*d%s%*d%s", 818d7e7a451SStephane Eranian csv_output ? 0 : -5, 81912c08a9fSStephane Eranian id, 820d7e7a451SStephane Eranian csv_sep, 821d7e7a451SStephane Eranian csv_output ? 0 : 4, 822d7e7a451SStephane Eranian nr, 823d7e7a451SStephane Eranian csv_sep); 82486ee6e18SStephane Eranian break; 82586ee6e18SStephane Eranian case AGGR_NONE: 8265821522eSJiri Olsa fprintf(stat_config.output, "CPU%*d%s", 827d7470b6aSStephane Eranian csv_output ? 0 : -4, 82812c08a9fSStephane Eranian perf_evsel__cpus(evsel)->map[id], csv_sep); 82986ee6e18SStephane Eranian break; 83032b8af82SJiri Olsa case AGGR_THREAD: 8315821522eSJiri Olsa fprintf(stat_config.output, "%*s-%*d%s", 83232b8af82SJiri Olsa csv_output ? 0 : 16, 83332b8af82SJiri Olsa thread_map__comm(evsel->threads, id), 83432b8af82SJiri Olsa csv_output ? 0 : -8, 83532b8af82SJiri Olsa thread_map__pid(evsel->threads, id), 83632b8af82SJiri Olsa csv_sep); 83732b8af82SJiri Olsa break; 83886ee6e18SStephane Eranian case AGGR_GLOBAL: 839208df99eSJiri Olsa case AGGR_UNSET: 84086ee6e18SStephane Eranian default: 84186ee6e18SStephane Eranian break; 84286ee6e18SStephane Eranian } 84386ee6e18SStephane Eranian } 844d7470b6aSStephane Eranian 845140aeadcSAndi Kleen struct outstate { 846140aeadcSAndi Kleen FILE *fh; 847140aeadcSAndi Kleen bool newline; 848f9483392SAndi Kleen const char *prefix; 84992a61f64SAndi Kleen int nfields; 85044d49a60SAndi Kleen int id, nr; 85144d49a60SAndi Kleen struct perf_evsel *evsel; 852140aeadcSAndi Kleen }; 853140aeadcSAndi Kleen 854140aeadcSAndi Kleen #define METRIC_LEN 35 855140aeadcSAndi Kleen 856140aeadcSAndi Kleen static void new_line_std(void *ctx) 857140aeadcSAndi Kleen { 858140aeadcSAndi Kleen struct outstate *os = ctx; 859140aeadcSAndi Kleen 860140aeadcSAndi Kleen os->newline = true; 861140aeadcSAndi Kleen } 862140aeadcSAndi Kleen 863140aeadcSAndi Kleen static void do_new_line_std(struct outstate *os) 864140aeadcSAndi Kleen { 865140aeadcSAndi Kleen fputc('\n', os->fh); 866f9483392SAndi Kleen fputs(os->prefix, os->fh); 86744d49a60SAndi Kleen aggr_printout(os->evsel, os->id, os->nr); 868140aeadcSAndi Kleen if (stat_config.aggr_mode == AGGR_NONE) 869140aeadcSAndi Kleen fprintf(os->fh, " "); 870140aeadcSAndi Kleen fprintf(os->fh, " "); 871140aeadcSAndi Kleen } 872140aeadcSAndi Kleen 873140aeadcSAndi Kleen static void print_metric_std(void *ctx, const char *color, const char *fmt, 874140aeadcSAndi Kleen const char *unit, double val) 875140aeadcSAndi Kleen { 876140aeadcSAndi Kleen struct outstate *os = ctx; 877140aeadcSAndi Kleen FILE *out = os->fh; 878140aeadcSAndi Kleen int n; 879140aeadcSAndi Kleen bool newline = os->newline; 880140aeadcSAndi Kleen 881140aeadcSAndi Kleen os->newline = false; 882140aeadcSAndi Kleen 883140aeadcSAndi Kleen if (unit == NULL || fmt == NULL) { 884140aeadcSAndi Kleen fprintf(out, "%-*s", METRIC_LEN, ""); 885140aeadcSAndi Kleen return; 886140aeadcSAndi Kleen } 887140aeadcSAndi Kleen 888140aeadcSAndi Kleen if (newline) 889140aeadcSAndi Kleen do_new_line_std(os); 890140aeadcSAndi Kleen 891140aeadcSAndi Kleen n = fprintf(out, " # "); 892140aeadcSAndi Kleen if (color) 893140aeadcSAndi Kleen n += color_fprintf(out, color, fmt, val); 894140aeadcSAndi Kleen else 895140aeadcSAndi Kleen n += fprintf(out, fmt, val); 896140aeadcSAndi Kleen fprintf(out, " %-*s", METRIC_LEN - n - 1, unit); 897140aeadcSAndi Kleen } 898140aeadcSAndi Kleen 89992a61f64SAndi Kleen static void new_line_csv(void *ctx) 90092a61f64SAndi Kleen { 90192a61f64SAndi Kleen struct outstate *os = ctx; 90292a61f64SAndi Kleen int i; 90392a61f64SAndi Kleen 90492a61f64SAndi Kleen fputc('\n', os->fh); 90592a61f64SAndi Kleen if (os->prefix) 90692a61f64SAndi Kleen fprintf(os->fh, "%s%s", os->prefix, csv_sep); 90744d49a60SAndi Kleen aggr_printout(os->evsel, os->id, os->nr); 90892a61f64SAndi Kleen for (i = 0; i < os->nfields; i++) 90992a61f64SAndi Kleen fputs(csv_sep, os->fh); 91092a61f64SAndi Kleen } 91192a61f64SAndi Kleen 91292a61f64SAndi Kleen static void print_metric_csv(void *ctx, 91392a61f64SAndi Kleen const char *color __maybe_unused, 91492a61f64SAndi Kleen const char *fmt, const char *unit, double val) 91592a61f64SAndi Kleen { 91692a61f64SAndi Kleen struct outstate *os = ctx; 91792a61f64SAndi Kleen FILE *out = os->fh; 91892a61f64SAndi Kleen char buf[64], *vals, *ends; 91992a61f64SAndi Kleen 92092a61f64SAndi Kleen if (unit == NULL || fmt == NULL) { 92192a61f64SAndi Kleen fprintf(out, "%s%s%s%s", csv_sep, csv_sep, csv_sep, csv_sep); 92292a61f64SAndi Kleen return; 92392a61f64SAndi Kleen } 92492a61f64SAndi Kleen snprintf(buf, sizeof(buf), fmt, val); 925b07c40dfSTaeung Song ends = vals = ltrim(buf); 92692a61f64SAndi Kleen while (isdigit(*ends) || *ends == '.') 92792a61f64SAndi Kleen ends++; 92892a61f64SAndi Kleen *ends = 0; 92992a61f64SAndi Kleen while (isspace(*unit)) 93092a61f64SAndi Kleen unit++; 93192a61f64SAndi Kleen fprintf(out, "%s%s%s%s", csv_sep, vals, csv_sep, unit); 93292a61f64SAndi Kleen } 93392a61f64SAndi Kleen 93454b50916SAndi Kleen #define METRIC_ONLY_LEN 20 93554b50916SAndi Kleen 93654b50916SAndi Kleen /* Filter out some columns that don't work well in metrics only mode */ 93754b50916SAndi Kleen 93854b50916SAndi Kleen static bool valid_only_metric(const char *unit) 93954b50916SAndi Kleen { 94054b50916SAndi Kleen if (!unit) 94154b50916SAndi Kleen return false; 94254b50916SAndi Kleen if (strstr(unit, "/sec") || 94354b50916SAndi Kleen strstr(unit, "hz") || 94454b50916SAndi Kleen strstr(unit, "Hz") || 94554b50916SAndi Kleen strstr(unit, "CPUs utilized")) 94654b50916SAndi Kleen return false; 94754b50916SAndi Kleen return true; 94854b50916SAndi Kleen } 94954b50916SAndi Kleen 95054b50916SAndi Kleen static const char *fixunit(char *buf, struct perf_evsel *evsel, 95154b50916SAndi Kleen const char *unit) 95254b50916SAndi Kleen { 95354b50916SAndi Kleen if (!strncmp(unit, "of all", 6)) { 95454b50916SAndi Kleen snprintf(buf, 1024, "%s %s", perf_evsel__name(evsel), 95554b50916SAndi Kleen unit); 95654b50916SAndi Kleen return buf; 95754b50916SAndi Kleen } 95854b50916SAndi Kleen return unit; 95954b50916SAndi Kleen } 96054b50916SAndi Kleen 96154b50916SAndi Kleen static void print_metric_only(void *ctx, const char *color, const char *fmt, 96254b50916SAndi Kleen const char *unit, double val) 96354b50916SAndi Kleen { 96454b50916SAndi Kleen struct outstate *os = ctx; 96554b50916SAndi Kleen FILE *out = os->fh; 96654b50916SAndi Kleen int n; 96754b50916SAndi Kleen char buf[1024]; 96854b50916SAndi Kleen unsigned mlen = METRIC_ONLY_LEN; 96954b50916SAndi Kleen 97054b50916SAndi Kleen if (!valid_only_metric(unit)) 97154b50916SAndi Kleen return; 97254b50916SAndi Kleen unit = fixunit(buf, os->evsel, unit); 97354b50916SAndi Kleen if (color) 97454b50916SAndi Kleen n = color_fprintf(out, color, fmt, val); 97554b50916SAndi Kleen else 97654b50916SAndi Kleen n = fprintf(out, fmt, val); 97754b50916SAndi Kleen if (n > METRIC_ONLY_LEN) 97854b50916SAndi Kleen n = METRIC_ONLY_LEN; 97954b50916SAndi Kleen if (mlen < strlen(unit)) 98054b50916SAndi Kleen mlen = strlen(unit) + 1; 98154b50916SAndi Kleen fprintf(out, "%*s", mlen - n, ""); 98254b50916SAndi Kleen } 98354b50916SAndi Kleen 98454b50916SAndi Kleen static void print_metric_only_csv(void *ctx, const char *color __maybe_unused, 98554b50916SAndi Kleen const char *fmt, 98654b50916SAndi Kleen const char *unit, double val) 98754b50916SAndi Kleen { 98854b50916SAndi Kleen struct outstate *os = ctx; 98954b50916SAndi Kleen FILE *out = os->fh; 99054b50916SAndi Kleen char buf[64], *vals, *ends; 99154b50916SAndi Kleen char tbuf[1024]; 99254b50916SAndi Kleen 99354b50916SAndi Kleen if (!valid_only_metric(unit)) 99454b50916SAndi Kleen return; 99554b50916SAndi Kleen unit = fixunit(tbuf, os->evsel, unit); 99654b50916SAndi Kleen snprintf(buf, sizeof buf, fmt, val); 997b07c40dfSTaeung Song ends = vals = ltrim(buf); 99854b50916SAndi Kleen while (isdigit(*ends) || *ends == '.') 99954b50916SAndi Kleen ends++; 100054b50916SAndi Kleen *ends = 0; 100154b50916SAndi Kleen fprintf(out, "%s%s", vals, csv_sep); 100254b50916SAndi Kleen } 100354b50916SAndi Kleen 100454b50916SAndi Kleen static void new_line_metric(void *ctx __maybe_unused) 100554b50916SAndi Kleen { 100654b50916SAndi Kleen } 100754b50916SAndi Kleen 100854b50916SAndi Kleen static void print_metric_header(void *ctx, const char *color __maybe_unused, 100954b50916SAndi Kleen const char *fmt __maybe_unused, 101054b50916SAndi Kleen const char *unit, double val __maybe_unused) 101154b50916SAndi Kleen { 101254b50916SAndi Kleen struct outstate *os = ctx; 101354b50916SAndi Kleen char tbuf[1024]; 101454b50916SAndi Kleen 101554b50916SAndi Kleen if (!valid_only_metric(unit)) 101654b50916SAndi Kleen return; 101754b50916SAndi Kleen unit = fixunit(tbuf, os->evsel, unit); 101854b50916SAndi Kleen if (csv_output) 101954b50916SAndi Kleen fprintf(os->fh, "%s%s", unit, csv_sep); 102054b50916SAndi Kleen else 102154b50916SAndi Kleen fprintf(os->fh, "%-*s ", METRIC_ONLY_LEN, unit); 102254b50916SAndi Kleen } 102354b50916SAndi Kleen 1024da88c7f7SAndi Kleen static void nsec_printout(int id, int nr, struct perf_evsel *evsel, double avg) 102586ee6e18SStephane Eranian { 10265821522eSJiri Olsa FILE *output = stat_config.output; 1027310ebb93SArnaldo Carvalho de Melo double msecs = avg / NSEC_PER_MSEC; 1028410136f5SStephane Eranian const char *fmt_v, *fmt_n; 10294bbe5a61SDavid Ahern char name[25]; 103086ee6e18SStephane Eranian 1031410136f5SStephane Eranian fmt_v = csv_output ? "%.6f%s" : "%18.6f%s"; 1032410136f5SStephane Eranian fmt_n = csv_output ? "%s" : "%-25s"; 1033410136f5SStephane Eranian 1034da88c7f7SAndi Kleen aggr_printout(evsel, id, nr); 103586ee6e18SStephane Eranian 10364bbe5a61SDavid Ahern scnprintf(name, sizeof(name), "%s%s", 10374bbe5a61SDavid Ahern perf_evsel__name(evsel), csv_output ? "" : " (msec)"); 1038410136f5SStephane Eranian 1039410136f5SStephane Eranian fprintf(output, fmt_v, msecs, csv_sep); 1040410136f5SStephane Eranian 1041410136f5SStephane Eranian if (csv_output) 1042410136f5SStephane Eranian fprintf(output, "%s%s", evsel->unit, csv_sep); 1043410136f5SStephane Eranian else 1044410136f5SStephane Eranian fprintf(output, "%-*s%s", unit_width, evsel->unit, csv_sep); 1045410136f5SStephane Eranian 1046410136f5SStephane Eranian fprintf(output, fmt_n, name); 1047d7470b6aSStephane Eranian 1048023695d9SStephane Eranian if (evsel->cgrp) 10494aa9015fSStephane Eranian fprintf(output, "%s%s", csv_sep, evsel->cgrp->name); 105042202dd5SIngo Molnar } 105142202dd5SIngo Molnar 105244d49a60SAndi Kleen static int first_shadow_cpu(struct perf_evsel *evsel, int id) 105344d49a60SAndi Kleen { 105444d49a60SAndi Kleen int i; 105544d49a60SAndi Kleen 105644d49a60SAndi Kleen if (!aggr_get_id) 105744d49a60SAndi Kleen return 0; 105844d49a60SAndi Kleen 105944d49a60SAndi Kleen if (stat_config.aggr_mode == AGGR_NONE) 106044d49a60SAndi Kleen return id; 106144d49a60SAndi Kleen 106244d49a60SAndi Kleen if (stat_config.aggr_mode == AGGR_GLOBAL) 106344d49a60SAndi Kleen return 0; 106444d49a60SAndi Kleen 106544d49a60SAndi Kleen for (i = 0; i < perf_evsel__nr_cpus(evsel); i++) { 106644d49a60SAndi Kleen int cpu2 = perf_evsel__cpus(evsel)->map[i]; 106744d49a60SAndi Kleen 106844d49a60SAndi Kleen if (aggr_get_id(evsel_list->cpus, cpu2) == id) 106944d49a60SAndi Kleen return cpu2; 107044d49a60SAndi Kleen } 107144d49a60SAndi Kleen return 0; 107244d49a60SAndi Kleen } 107344d49a60SAndi Kleen 1074556b1fb7SJiri Olsa static void abs_printout(int id, int nr, struct perf_evsel *evsel, double avg) 1075556b1fb7SJiri Olsa { 10765821522eSJiri Olsa FILE *output = stat_config.output; 1077556b1fb7SJiri Olsa double sc = evsel->scale; 1078556b1fb7SJiri Olsa const char *fmt; 1079556b1fb7SJiri Olsa 1080556b1fb7SJiri Olsa if (csv_output) { 1081e3b03b6cSAndi Kleen fmt = floor(sc) != sc ? "%.2f%s" : "%.0f%s"; 1082556b1fb7SJiri Olsa } else { 1083556b1fb7SJiri Olsa if (big_num) 1084e3b03b6cSAndi Kleen fmt = floor(sc) != sc ? "%'18.2f%s" : "%'18.0f%s"; 1085556b1fb7SJiri Olsa else 1086e3b03b6cSAndi Kleen fmt = floor(sc) != sc ? "%18.2f%s" : "%18.0f%s"; 1087556b1fb7SJiri Olsa } 1088556b1fb7SJiri Olsa 1089556b1fb7SJiri Olsa aggr_printout(evsel, id, nr); 1090556b1fb7SJiri Olsa 1091556b1fb7SJiri Olsa fprintf(output, fmt, avg, csv_sep); 1092556b1fb7SJiri Olsa 1093556b1fb7SJiri Olsa if (evsel->unit) 1094556b1fb7SJiri Olsa fprintf(output, "%-*s%s", 1095556b1fb7SJiri Olsa csv_output ? 0 : unit_width, 1096556b1fb7SJiri Olsa evsel->unit, csv_sep); 1097556b1fb7SJiri Olsa 1098556b1fb7SJiri Olsa fprintf(output, "%-*s", csv_output ? 0 : 25, perf_evsel__name(evsel)); 1099556b1fb7SJiri Olsa 1100556b1fb7SJiri Olsa if (evsel->cgrp) 1101556b1fb7SJiri Olsa fprintf(output, "%s%s", csv_sep, evsel->cgrp->name); 1102eedfcb4bSAndi Kleen } 1103556b1fb7SJiri Olsa 1104f9483392SAndi Kleen static void printout(int id, int nr, struct perf_evsel *counter, double uval, 1105e0128b30SJin Yao char *prefix, u64 run, u64 ena, double noise, 1106e0128b30SJin Yao struct runtime_stat *st) 1107eedfcb4bSAndi Kleen { 1108140aeadcSAndi Kleen struct perf_stat_output_ctx out; 1109f9483392SAndi Kleen struct outstate os = { 1110f9483392SAndi Kleen .fh = stat_config.output, 111144d49a60SAndi Kleen .prefix = prefix ? prefix : "", 111244d49a60SAndi Kleen .id = id, 111344d49a60SAndi Kleen .nr = nr, 111444d49a60SAndi Kleen .evsel = counter, 1115f9483392SAndi Kleen }; 1116140aeadcSAndi Kleen print_metric_t pm = print_metric_std; 1117140aeadcSAndi Kleen void (*nl)(void *); 1118556b1fb7SJiri Olsa 111954b50916SAndi Kleen if (metric_only) { 112054b50916SAndi Kleen nl = new_line_metric; 112154b50916SAndi Kleen if (csv_output) 112254b50916SAndi Kleen pm = print_metric_only_csv; 112354b50916SAndi Kleen else 112454b50916SAndi Kleen pm = print_metric_only; 112554b50916SAndi Kleen } else 1126140aeadcSAndi Kleen nl = new_line_std; 1127eedfcb4bSAndi Kleen 112854b50916SAndi Kleen if (csv_output && !metric_only) { 112992a61f64SAndi Kleen static int aggr_fields[] = { 113092a61f64SAndi Kleen [AGGR_GLOBAL] = 0, 113192a61f64SAndi Kleen [AGGR_THREAD] = 1, 113292a61f64SAndi Kleen [AGGR_NONE] = 1, 113392a61f64SAndi Kleen [AGGR_SOCKET] = 2, 113492a61f64SAndi Kleen [AGGR_CORE] = 2, 113592a61f64SAndi Kleen }; 113692a61f64SAndi Kleen 113792a61f64SAndi Kleen pm = print_metric_csv; 113892a61f64SAndi Kleen nl = new_line_csv; 113992a61f64SAndi Kleen os.nfields = 3; 114092a61f64SAndi Kleen os.nfields += aggr_fields[stat_config.aggr_mode]; 114192a61f64SAndi Kleen if (counter->cgrp) 114292a61f64SAndi Kleen os.nfields++; 114392a61f64SAndi Kleen } 1144b002f3bbSAndi Kleen if (run == 0 || ena == 0 || counter->counts->scaled == -1) { 114554b50916SAndi Kleen if (metric_only) { 114654b50916SAndi Kleen pm(&os, NULL, "", "", 0); 114754b50916SAndi Kleen return; 114854b50916SAndi Kleen } 1149cb110f47SAndi Kleen aggr_printout(counter, id, nr); 1150cb110f47SAndi Kleen 1151cb110f47SAndi Kleen fprintf(stat_config.output, "%*s%s", 1152cb110f47SAndi Kleen csv_output ? 0 : 18, 1153cb110f47SAndi Kleen counter->supported ? CNTR_NOT_COUNTED : CNTR_NOT_SUPPORTED, 1154cb110f47SAndi Kleen csv_sep); 1155cb110f47SAndi Kleen 115602d492e5SBorislav Petkov if (counter->supported) 115702d492e5SBorislav Petkov print_free_counters_hint = 1; 115802d492e5SBorislav Petkov 1159cb110f47SAndi Kleen fprintf(stat_config.output, "%-*s%s", 1160cb110f47SAndi Kleen csv_output ? 0 : unit_width, 1161cb110f47SAndi Kleen counter->unit, csv_sep); 1162cb110f47SAndi Kleen 1163cb110f47SAndi Kleen fprintf(stat_config.output, "%*s", 1164cb110f47SAndi Kleen csv_output ? 0 : -25, 1165cb110f47SAndi Kleen perf_evsel__name(counter)); 1166cb110f47SAndi Kleen 1167cb110f47SAndi Kleen if (counter->cgrp) 1168cb110f47SAndi Kleen fprintf(stat_config.output, "%s%s", 1169cb110f47SAndi Kleen csv_sep, counter->cgrp->name); 1170cb110f47SAndi Kleen 117192a61f64SAndi Kleen if (!csv_output) 117292a61f64SAndi Kleen pm(&os, NULL, NULL, "", 0); 117392a61f64SAndi Kleen print_noise(counter, noise); 1174cb110f47SAndi Kleen print_running(run, ena); 117592a61f64SAndi Kleen if (csv_output) 117692a61f64SAndi Kleen pm(&os, NULL, NULL, "", 0); 1177cb110f47SAndi Kleen return; 1178cb110f47SAndi Kleen } 1179cb110f47SAndi Kleen 118054b50916SAndi Kleen if (metric_only) 118154b50916SAndi Kleen /* nothing */; 118254b50916SAndi Kleen else if (nsec_counter(counter)) 1183eedfcb4bSAndi Kleen nsec_printout(id, nr, counter, uval); 1184eedfcb4bSAndi Kleen else 1185eedfcb4bSAndi Kleen abs_printout(id, nr, counter, uval); 1186eedfcb4bSAndi Kleen 1187140aeadcSAndi Kleen out.print_metric = pm; 1188140aeadcSAndi Kleen out.new_line = nl; 1189140aeadcSAndi Kleen out.ctx = &os; 119037932c18SAndi Kleen out.force_header = false; 1191140aeadcSAndi Kleen 119254b50916SAndi Kleen if (csv_output && !metric_only) { 119392a61f64SAndi Kleen print_noise(counter, noise); 119492a61f64SAndi Kleen print_running(run, ena); 119592a61f64SAndi Kleen } 119692a61f64SAndi Kleen 1197140aeadcSAndi Kleen perf_stat__print_shadow_stats(counter, uval, 119844d49a60SAndi Kleen first_shadow_cpu(counter, id), 1199e0128b30SJin Yao &out, &metric_events, st); 120054b50916SAndi Kleen if (!csv_output && !metric_only) { 1201cb110f47SAndi Kleen print_noise(counter, noise); 1202cb110f47SAndi Kleen print_running(run, ena); 1203556b1fb7SJiri Olsa } 120492a61f64SAndi Kleen } 1205556b1fb7SJiri Olsa 120644d49a60SAndi Kleen static void aggr_update_shadow(void) 120744d49a60SAndi Kleen { 120844d49a60SAndi Kleen int cpu, s2, id, s; 120944d49a60SAndi Kleen u64 val; 121044d49a60SAndi Kleen struct perf_evsel *counter; 121144d49a60SAndi Kleen 121244d49a60SAndi Kleen for (s = 0; s < aggr_map->nr; s++) { 121344d49a60SAndi Kleen id = aggr_map->map[s]; 1214e5cadb93SArnaldo Carvalho de Melo evlist__for_each_entry(evsel_list, counter) { 121544d49a60SAndi Kleen val = 0; 121644d49a60SAndi Kleen for (cpu = 0; cpu < perf_evsel__nr_cpus(counter); cpu++) { 121744d49a60SAndi Kleen s2 = aggr_get_id(evsel_list->cpus, cpu); 121844d49a60SAndi Kleen if (s2 != id) 121944d49a60SAndi Kleen continue; 122044d49a60SAndi Kleen val += perf_counts(counter->counts, cpu, 0)->val; 122144d49a60SAndi Kleen } 122254830dd0SJiri Olsa perf_stat__update_shadow_stats(counter, val, 12231fcd0394SJin Yao first_shadow_cpu(counter, id), 12241fcd0394SJin Yao &rt_stat); 122544d49a60SAndi Kleen } 122644d49a60SAndi Kleen } 122744d49a60SAndi Kleen } 122844d49a60SAndi Kleen 1229430daf2dSAndi Kleen static void collect_all_aliases(struct perf_evsel *counter, 1230fbe51fbaSAndi Kleen void (*cb)(struct perf_evsel *counter, void *data, 1231fbe51fbaSAndi Kleen bool first), 1232fbe51fbaSAndi Kleen void *data) 1233fbe51fbaSAndi Kleen { 1234430daf2dSAndi Kleen struct perf_evsel *alias; 1235430daf2dSAndi Kleen 1236430daf2dSAndi Kleen alias = list_prepare_entry(counter, &(evsel_list->entries), node); 1237430daf2dSAndi Kleen list_for_each_entry_continue (alias, &evsel_list->entries, node) { 1238430daf2dSAndi Kleen if (strcmp(perf_evsel__name(alias), perf_evsel__name(counter)) || 1239430daf2dSAndi Kleen alias->scale != counter->scale || 1240430daf2dSAndi Kleen alias->cgrp != counter->cgrp || 1241430daf2dSAndi Kleen strcmp(alias->unit, counter->unit) || 1242430daf2dSAndi Kleen nsec_counter(alias) != nsec_counter(counter)) 1243430daf2dSAndi Kleen break; 1244430daf2dSAndi Kleen alias->merged_stat = true; 1245430daf2dSAndi Kleen cb(alias, data, false); 1246430daf2dSAndi Kleen } 1247430daf2dSAndi Kleen } 1248430daf2dSAndi Kleen 1249430daf2dSAndi Kleen static bool collect_data(struct perf_evsel *counter, 1250430daf2dSAndi Kleen void (*cb)(struct perf_evsel *counter, void *data, 1251430daf2dSAndi Kleen bool first), 1252430daf2dSAndi Kleen void *data) 1253430daf2dSAndi Kleen { 1254430daf2dSAndi Kleen if (counter->merged_stat) 1255430daf2dSAndi Kleen return false; 1256fbe51fbaSAndi Kleen cb(counter, data, true); 125763ce8449SArnaldo Carvalho de Melo if (!no_merge && counter->auto_merge_stats) 1258430daf2dSAndi Kleen collect_all_aliases(counter, cb, data); 1259430daf2dSAndi Kleen return true; 1260fbe51fbaSAndi Kleen } 1261fbe51fbaSAndi Kleen 1262fbe51fbaSAndi Kleen struct aggr_data { 1263fbe51fbaSAndi Kleen u64 ena, run, val; 1264fbe51fbaSAndi Kleen int id; 1265fbe51fbaSAndi Kleen int nr; 1266fbe51fbaSAndi Kleen int cpu; 1267fbe51fbaSAndi Kleen }; 1268fbe51fbaSAndi Kleen 1269fbe51fbaSAndi Kleen static void aggr_cb(struct perf_evsel *counter, void *data, bool first) 1270fbe51fbaSAndi Kleen { 1271fbe51fbaSAndi Kleen struct aggr_data *ad = data; 1272fbe51fbaSAndi Kleen int cpu, s2; 1273fbe51fbaSAndi Kleen 1274fbe51fbaSAndi Kleen for (cpu = 0; cpu < perf_evsel__nr_cpus(counter); cpu++) { 1275fbe51fbaSAndi Kleen struct perf_counts_values *counts; 1276fbe51fbaSAndi Kleen 1277fbe51fbaSAndi Kleen s2 = aggr_get_id(perf_evsel__cpus(counter), cpu); 1278fbe51fbaSAndi Kleen if (s2 != ad->id) 1279fbe51fbaSAndi Kleen continue; 1280fbe51fbaSAndi Kleen if (first) 1281fbe51fbaSAndi Kleen ad->nr++; 1282fbe51fbaSAndi Kleen counts = perf_counts(counter->counts, cpu, 0); 1283b4229e9dSAndi Kleen /* 1284b4229e9dSAndi Kleen * When any result is bad, make them all to give 1285b4229e9dSAndi Kleen * consistent output in interval mode. 1286b4229e9dSAndi Kleen */ 1287b4229e9dSAndi Kleen if (counts->ena == 0 || counts->run == 0 || 1288b4229e9dSAndi Kleen counter->counts->scaled == -1) { 1289b4229e9dSAndi Kleen ad->ena = 0; 1290b4229e9dSAndi Kleen ad->run = 0; 1291b4229e9dSAndi Kleen break; 1292b4229e9dSAndi Kleen } 1293fbe51fbaSAndi Kleen ad->val += counts->val; 1294fbe51fbaSAndi Kleen ad->ena += counts->ena; 1295fbe51fbaSAndi Kleen ad->run += counts->run; 1296fbe51fbaSAndi Kleen } 1297fbe51fbaSAndi Kleen } 1298fbe51fbaSAndi Kleen 129986ee6e18SStephane Eranian static void print_aggr(char *prefix) 1300d7e7a451SStephane Eranian { 13015821522eSJiri Olsa FILE *output = stat_config.output; 1302d7e7a451SStephane Eranian struct perf_evsel *counter; 1303fbe51fbaSAndi Kleen int s, id, nr; 1304410136f5SStephane Eranian double uval; 1305d7e7a451SStephane Eranian u64 ena, run, val; 130654b50916SAndi Kleen bool first; 1307d7e7a451SStephane Eranian 130886ee6e18SStephane Eranian if (!(aggr_map || aggr_get_id)) 1309d7e7a451SStephane Eranian return; 1310d7e7a451SStephane Eranian 131144d49a60SAndi Kleen aggr_update_shadow(); 131244d49a60SAndi Kleen 131354b50916SAndi Kleen /* 131454b50916SAndi Kleen * With metric_only everything is on a single line. 131554b50916SAndi Kleen * Without each counter has its own line. 131654b50916SAndi Kleen */ 131786ee6e18SStephane Eranian for (s = 0; s < aggr_map->nr; s++) { 1318fbe51fbaSAndi Kleen struct aggr_data ad; 131954b50916SAndi Kleen if (prefix && metric_only) 132054b50916SAndi Kleen fprintf(output, "%s", prefix); 132154b50916SAndi Kleen 1322fbe51fbaSAndi Kleen ad.id = id = aggr_map->map[s]; 132354b50916SAndi Kleen first = true; 1324e5cadb93SArnaldo Carvalho de Melo evlist__for_each_entry(evsel_list, counter) { 1325e864c5caSAndi Kleen if (is_duration_time(counter)) 1326e864c5caSAndi Kleen continue; 1327e864c5caSAndi Kleen 1328fbe51fbaSAndi Kleen ad.val = ad.ena = ad.run = 0; 1329fbe51fbaSAndi Kleen ad.nr = 0; 1330430daf2dSAndi Kleen if (!collect_data(counter, aggr_cb, &ad)) 1331430daf2dSAndi Kleen continue; 1332fbe51fbaSAndi Kleen nr = ad.nr; 1333fbe51fbaSAndi Kleen ena = ad.ena; 1334fbe51fbaSAndi Kleen run = ad.run; 1335fbe51fbaSAndi Kleen val = ad.val; 133654b50916SAndi Kleen if (first && metric_only) { 133754b50916SAndi Kleen first = false; 133854b50916SAndi Kleen aggr_printout(counter, id, nr); 133954b50916SAndi Kleen } 134054b50916SAndi Kleen if (prefix && !metric_only) 1341d7e7a451SStephane Eranian fprintf(output, "%s", prefix); 1342d7e7a451SStephane Eranian 1343410136f5SStephane Eranian uval = val * counter->scale; 1344e0128b30SJin Yao printout(id, nr, counter, uval, prefix, run, ena, 1.0, 1345e0128b30SJin Yao &rt_stat); 134654b50916SAndi Kleen if (!metric_only) 1347d7e7a451SStephane Eranian fputc('\n', output); 1348d7e7a451SStephane Eranian } 134954b50916SAndi Kleen if (metric_only) 135054b50916SAndi Kleen fputc('\n', output); 1351d7e7a451SStephane Eranian } 1352d7e7a451SStephane Eranian } 1353d7e7a451SStephane Eranian 135429734550SJin Yao static int cmp_val(const void *a, const void *b) 135532b8af82SJiri Olsa { 135629734550SJin Yao return ((struct perf_aggr_thread_value *)b)->val - 135729734550SJin Yao ((struct perf_aggr_thread_value *)a)->val; 135829734550SJin Yao } 135929734550SJin Yao 136029734550SJin Yao static struct perf_aggr_thread_value *sort_aggr_thread( 136129734550SJin Yao struct perf_evsel *counter, 136229734550SJin Yao int nthreads, int ncpus, 136329734550SJin Yao int *ret) 136429734550SJin Yao { 136529734550SJin Yao int cpu, thread, i = 0; 136632b8af82SJiri Olsa double uval; 136729734550SJin Yao struct perf_aggr_thread_value *buf; 136829734550SJin Yao 136929734550SJin Yao buf = calloc(nthreads, sizeof(struct perf_aggr_thread_value)); 137029734550SJin Yao if (!buf) 137129734550SJin Yao return NULL; 137232b8af82SJiri Olsa 137332b8af82SJiri Olsa for (thread = 0; thread < nthreads; thread++) { 137432b8af82SJiri Olsa u64 ena = 0, run = 0, val = 0; 137532b8af82SJiri Olsa 137632b8af82SJiri Olsa for (cpu = 0; cpu < ncpus; cpu++) { 137732b8af82SJiri Olsa val += perf_counts(counter->counts, cpu, thread)->val; 137832b8af82SJiri Olsa ena += perf_counts(counter->counts, cpu, thread)->ena; 137932b8af82SJiri Olsa run += perf_counts(counter->counts, cpu, thread)->run; 138032b8af82SJiri Olsa } 138132b8af82SJiri Olsa 138229734550SJin Yao uval = val * counter->scale; 138329734550SJin Yao 138429734550SJin Yao /* 138529734550SJin Yao * Skip value 0 when enabling --per-thread globally, 138629734550SJin Yao * otherwise too many 0 output. 138729734550SJin Yao */ 138829734550SJin Yao if (uval == 0.0 && target__has_per_thread(&target)) 138929734550SJin Yao continue; 139029734550SJin Yao 139129734550SJin Yao buf[i].counter = counter; 139229734550SJin Yao buf[i].id = thread; 139329734550SJin Yao buf[i].uval = uval; 139429734550SJin Yao buf[i].val = val; 139529734550SJin Yao buf[i].run = run; 139629734550SJin Yao buf[i].ena = ena; 139729734550SJin Yao i++; 139829734550SJin Yao } 139929734550SJin Yao 140029734550SJin Yao qsort(buf, i, sizeof(struct perf_aggr_thread_value), cmp_val); 140129734550SJin Yao 140229734550SJin Yao if (ret) 140329734550SJin Yao *ret = i; 140429734550SJin Yao 140529734550SJin Yao return buf; 140629734550SJin Yao } 140729734550SJin Yao 140829734550SJin Yao static void print_aggr_thread(struct perf_evsel *counter, char *prefix) 140929734550SJin Yao { 141029734550SJin Yao FILE *output = stat_config.output; 141129734550SJin Yao int nthreads = thread_map__nr(counter->threads); 141229734550SJin Yao int ncpus = cpu_map__nr(counter->cpus); 141329734550SJin Yao int thread, sorted_threads, id; 141429734550SJin Yao struct perf_aggr_thread_value *buf; 141529734550SJin Yao 141629734550SJin Yao buf = sort_aggr_thread(counter, nthreads, ncpus, &sorted_threads); 141729734550SJin Yao if (!buf) { 141829734550SJin Yao perror("cannot sort aggr thread"); 141929734550SJin Yao return; 142029734550SJin Yao } 142129734550SJin Yao 142229734550SJin Yao for (thread = 0; thread < sorted_threads; thread++) { 142332b8af82SJiri Olsa if (prefix) 142432b8af82SJiri Olsa fprintf(output, "%s", prefix); 142532b8af82SJiri Olsa 142629734550SJin Yao id = buf[thread].id; 142714e72a21SJin Yao if (stat_config.stats) 142829734550SJin Yao printout(id, 0, buf[thread].counter, buf[thread].uval, 142929734550SJin Yao prefix, buf[thread].run, buf[thread].ena, 1.0, 143029734550SJin Yao &stat_config.stats[id]); 143114e72a21SJin Yao else 143229734550SJin Yao printout(id, 0, buf[thread].counter, buf[thread].uval, 143329734550SJin Yao prefix, buf[thread].run, buf[thread].ena, 1.0, 143429734550SJin Yao &rt_stat); 143532b8af82SJiri Olsa fputc('\n', output); 143632b8af82SJiri Olsa } 143729734550SJin Yao 143829734550SJin Yao free(buf); 143932b8af82SJiri Olsa } 144032b8af82SJiri Olsa 1441fbe51fbaSAndi Kleen struct caggr_data { 1442fbe51fbaSAndi Kleen double avg, avg_enabled, avg_running; 1443fbe51fbaSAndi Kleen }; 1444fbe51fbaSAndi Kleen 1445fbe51fbaSAndi Kleen static void counter_aggr_cb(struct perf_evsel *counter, void *data, 1446fbe51fbaSAndi Kleen bool first __maybe_unused) 1447fbe51fbaSAndi Kleen { 1448fbe51fbaSAndi Kleen struct caggr_data *cd = data; 1449e669e833SArnaldo Carvalho de Melo struct perf_stat_evsel *ps = counter->stats; 1450fbe51fbaSAndi Kleen 1451fbe51fbaSAndi Kleen cd->avg += avg_stats(&ps->res_stats[0]); 1452fbe51fbaSAndi Kleen cd->avg_enabled += avg_stats(&ps->res_stats[1]); 1453fbe51fbaSAndi Kleen cd->avg_running += avg_stats(&ps->res_stats[2]); 1454fbe51fbaSAndi Kleen } 1455fbe51fbaSAndi Kleen 145642202dd5SIngo Molnar /* 145742202dd5SIngo Molnar * Print out the results of a single counter: 1458f5b4a9c3SStephane Eranian * aggregated counts in system-wide mode 145942202dd5SIngo Molnar */ 146013370a9bSStephane Eranian static void print_counter_aggr(struct perf_evsel *counter, char *prefix) 146142202dd5SIngo Molnar { 14625821522eSJiri Olsa FILE *output = stat_config.output; 1463410136f5SStephane Eranian double uval; 1464fbe51fbaSAndi Kleen struct caggr_data cd = { .avg = 0.0 }; 1465d73515c0SAndi Kleen 1466430daf2dSAndi Kleen if (!collect_data(counter, counter_aggr_cb, &cd)) 1467430daf2dSAndi Kleen return; 146842202dd5SIngo Molnar 146954b50916SAndi Kleen if (prefix && !metric_only) 147013370a9bSStephane Eranian fprintf(output, "%s", prefix); 147113370a9bSStephane Eranian 1472fbe51fbaSAndi Kleen uval = cd.avg * counter->scale; 1473e0128b30SJin Yao printout(-1, 0, counter, uval, prefix, cd.avg_running, cd.avg_enabled, 1474e0128b30SJin Yao cd.avg, &rt_stat); 147554b50916SAndi Kleen if (!metric_only) 14764aa9015fSStephane Eranian fprintf(output, "\n"); 147742202dd5SIngo Molnar } 147842202dd5SIngo Molnar 1479fbe51fbaSAndi Kleen static void counter_cb(struct perf_evsel *counter, void *data, 1480fbe51fbaSAndi Kleen bool first __maybe_unused) 1481fbe51fbaSAndi Kleen { 1482fbe51fbaSAndi Kleen struct aggr_data *ad = data; 1483fbe51fbaSAndi Kleen 1484fbe51fbaSAndi Kleen ad->val += perf_counts(counter->counts, ad->cpu, 0)->val; 1485fbe51fbaSAndi Kleen ad->ena += perf_counts(counter->counts, ad->cpu, 0)->ena; 1486fbe51fbaSAndi Kleen ad->run += perf_counts(counter->counts, ad->cpu, 0)->run; 1487fbe51fbaSAndi Kleen } 1488fbe51fbaSAndi Kleen 1489f5b4a9c3SStephane Eranian /* 1490f5b4a9c3SStephane Eranian * Print out the results of a single counter: 1491f5b4a9c3SStephane Eranian * does not use aggregated count in system-wide 1492f5b4a9c3SStephane Eranian */ 149313370a9bSStephane Eranian static void print_counter(struct perf_evsel *counter, char *prefix) 1494f5b4a9c3SStephane Eranian { 14955821522eSJiri Olsa FILE *output = stat_config.output; 1496f5b4a9c3SStephane Eranian u64 ena, run, val; 1497410136f5SStephane Eranian double uval; 1498f5b4a9c3SStephane Eranian int cpu; 1499f5b4a9c3SStephane Eranian 15007ae92e74SYan, Zheng for (cpu = 0; cpu < perf_evsel__nr_cpus(counter); cpu++) { 1501fbe51fbaSAndi Kleen struct aggr_data ad = { .cpu = cpu }; 1502fbe51fbaSAndi Kleen 1503430daf2dSAndi Kleen if (!collect_data(counter, counter_cb, &ad)) 1504430daf2dSAndi Kleen return; 1505fbe51fbaSAndi Kleen val = ad.val; 1506fbe51fbaSAndi Kleen ena = ad.ena; 1507fbe51fbaSAndi Kleen run = ad.run; 150813370a9bSStephane Eranian 150913370a9bSStephane Eranian if (prefix) 151013370a9bSStephane Eranian fprintf(output, "%s", prefix); 151113370a9bSStephane Eranian 1512410136f5SStephane Eranian uval = val * counter->scale; 1513e0128b30SJin Yao printout(cpu, 0, counter, uval, prefix, run, ena, 1.0, 1514e0128b30SJin Yao &rt_stat); 1515f5b4a9c3SStephane Eranian 15164aa9015fSStephane Eranian fputc('\n', output); 1517f5b4a9c3SStephane Eranian } 1518f5b4a9c3SStephane Eranian } 1519f5b4a9c3SStephane Eranian 1520206cab65SAndi Kleen static void print_no_aggr_metric(char *prefix) 1521206cab65SAndi Kleen { 1522206cab65SAndi Kleen int cpu; 1523206cab65SAndi Kleen int nrcpus = 0; 1524206cab65SAndi Kleen struct perf_evsel *counter; 1525206cab65SAndi Kleen u64 ena, run, val; 1526206cab65SAndi Kleen double uval; 1527206cab65SAndi Kleen 1528206cab65SAndi Kleen nrcpus = evsel_list->cpus->nr; 1529206cab65SAndi Kleen for (cpu = 0; cpu < nrcpus; cpu++) { 1530206cab65SAndi Kleen bool first = true; 1531206cab65SAndi Kleen 1532206cab65SAndi Kleen if (prefix) 1533206cab65SAndi Kleen fputs(prefix, stat_config.output); 1534e5cadb93SArnaldo Carvalho de Melo evlist__for_each_entry(evsel_list, counter) { 1535e864c5caSAndi Kleen if (is_duration_time(counter)) 1536e864c5caSAndi Kleen continue; 1537206cab65SAndi Kleen if (first) { 1538206cab65SAndi Kleen aggr_printout(counter, cpu, 0); 1539206cab65SAndi Kleen first = false; 1540206cab65SAndi Kleen } 1541206cab65SAndi Kleen val = perf_counts(counter->counts, cpu, 0)->val; 1542206cab65SAndi Kleen ena = perf_counts(counter->counts, cpu, 0)->ena; 1543206cab65SAndi Kleen run = perf_counts(counter->counts, cpu, 0)->run; 1544206cab65SAndi Kleen 1545206cab65SAndi Kleen uval = val * counter->scale; 1546e0128b30SJin Yao printout(cpu, 0, counter, uval, prefix, run, ena, 1.0, 1547e0128b30SJin Yao &rt_stat); 1548206cab65SAndi Kleen } 1549206cab65SAndi Kleen fputc('\n', stat_config.output); 1550206cab65SAndi Kleen } 1551206cab65SAndi Kleen } 1552206cab65SAndi Kleen 155354b50916SAndi Kleen static int aggr_header_lens[] = { 155454b50916SAndi Kleen [AGGR_CORE] = 18, 155554b50916SAndi Kleen [AGGR_SOCKET] = 12, 1556206cab65SAndi Kleen [AGGR_NONE] = 6, 155754b50916SAndi Kleen [AGGR_THREAD] = 24, 155854b50916SAndi Kleen [AGGR_GLOBAL] = 0, 155954b50916SAndi Kleen }; 156054b50916SAndi Kleen 1561c51fd639SAndi Kleen static const char *aggr_header_csv[] = { 1562c51fd639SAndi Kleen [AGGR_CORE] = "core,cpus,", 1563c51fd639SAndi Kleen [AGGR_SOCKET] = "socket,cpus", 1564c51fd639SAndi Kleen [AGGR_NONE] = "cpu,", 1565c51fd639SAndi Kleen [AGGR_THREAD] = "comm-pid,", 1566c51fd639SAndi Kleen [AGGR_GLOBAL] = "" 1567c51fd639SAndi Kleen }; 1568c51fd639SAndi Kleen 156941c8ca2aSAndi Kleen static void print_metric_headers(const char *prefix, bool no_indent) 157054b50916SAndi Kleen { 157154b50916SAndi Kleen struct perf_stat_output_ctx out; 157254b50916SAndi Kleen struct perf_evsel *counter; 157354b50916SAndi Kleen struct outstate os = { 157454b50916SAndi Kleen .fh = stat_config.output 157554b50916SAndi Kleen }; 157654b50916SAndi Kleen 157754b50916SAndi Kleen if (prefix) 157854b50916SAndi Kleen fprintf(stat_config.output, "%s", prefix); 157954b50916SAndi Kleen 158041c8ca2aSAndi Kleen if (!csv_output && !no_indent) 158154b50916SAndi Kleen fprintf(stat_config.output, "%*s", 158254b50916SAndi Kleen aggr_header_lens[stat_config.aggr_mode], ""); 1583c51fd639SAndi Kleen if (csv_output) { 1584c51fd639SAndi Kleen if (stat_config.interval) 1585c51fd639SAndi Kleen fputs("time,", stat_config.output); 1586c51fd639SAndi Kleen fputs(aggr_header_csv[stat_config.aggr_mode], 1587c51fd639SAndi Kleen stat_config.output); 1588c51fd639SAndi Kleen } 158954b50916SAndi Kleen 159054b50916SAndi Kleen /* Print metrics headers only */ 1591e5cadb93SArnaldo Carvalho de Melo evlist__for_each_entry(evsel_list, counter) { 1592e864c5caSAndi Kleen if (is_duration_time(counter)) 1593e864c5caSAndi Kleen continue; 159454b50916SAndi Kleen os.evsel = counter; 159554b50916SAndi Kleen out.ctx = &os; 159654b50916SAndi Kleen out.print_metric = print_metric_header; 159754b50916SAndi Kleen out.new_line = new_line_metric; 159837932c18SAndi Kleen out.force_header = true; 159954b50916SAndi Kleen os.evsel = counter; 160054b50916SAndi Kleen perf_stat__print_shadow_stats(counter, 0, 160154b50916SAndi Kleen 0, 1602b18f3e36SAndi Kleen &out, 1603e0128b30SJin Yao &metric_events, 1604e0128b30SJin Yao &rt_stat); 160554b50916SAndi Kleen } 160654b50916SAndi Kleen fputc('\n', stat_config.output); 160754b50916SAndi Kleen } 160854b50916SAndi Kleen 1609d4f63a47SJiri Olsa static void print_interval(char *prefix, struct timespec *ts) 161042202dd5SIngo Molnar { 16115821522eSJiri Olsa FILE *output = stat_config.output; 1612d4f63a47SJiri Olsa static int num_print_interval; 1613d4f63a47SJiri Olsa 1614d4f63a47SJiri Olsa sprintf(prefix, "%6lu.%09lu%s", ts->tv_sec, ts->tv_nsec, csv_sep); 1615d4f63a47SJiri Olsa 161641c8ca2aSAndi Kleen if (num_print_interval == 0 && !csv_output) { 1617421a50f3SJiri Olsa switch (stat_config.aggr_mode) { 1618d4f63a47SJiri Olsa case AGGR_SOCKET: 161941c8ca2aSAndi Kleen fprintf(output, "# time socket cpus"); 162041c8ca2aSAndi Kleen if (!metric_only) 162141c8ca2aSAndi Kleen fprintf(output, " counts %*s events\n", unit_width, "unit"); 1622d4f63a47SJiri Olsa break; 1623d4f63a47SJiri Olsa case AGGR_CORE: 162441c8ca2aSAndi Kleen fprintf(output, "# time core cpus"); 162541c8ca2aSAndi Kleen if (!metric_only) 162641c8ca2aSAndi Kleen fprintf(output, " counts %*s events\n", unit_width, "unit"); 1627d4f63a47SJiri Olsa break; 1628d4f63a47SJiri Olsa case AGGR_NONE: 162941c8ca2aSAndi Kleen fprintf(output, "# time CPU"); 163041c8ca2aSAndi Kleen if (!metric_only) 163141c8ca2aSAndi Kleen fprintf(output, " counts %*s events\n", unit_width, "unit"); 1632d4f63a47SJiri Olsa break; 163332b8af82SJiri Olsa case AGGR_THREAD: 163441c8ca2aSAndi Kleen fprintf(output, "# time comm-pid"); 163541c8ca2aSAndi Kleen if (!metric_only) 163641c8ca2aSAndi Kleen fprintf(output, " counts %*s events\n", unit_width, "unit"); 163732b8af82SJiri Olsa break; 1638d4f63a47SJiri Olsa case AGGR_GLOBAL: 1639d4f63a47SJiri Olsa default: 164041c8ca2aSAndi Kleen fprintf(output, "# time"); 164141c8ca2aSAndi Kleen if (!metric_only) 164241c8ca2aSAndi Kleen fprintf(output, " counts %*s events\n", unit_width, "unit"); 1643208df99eSJiri Olsa case AGGR_UNSET: 1644208df99eSJiri Olsa break; 1645d4f63a47SJiri Olsa } 1646d4f63a47SJiri Olsa } 1647d4f63a47SJiri Olsa 164841c8ca2aSAndi Kleen if (num_print_interval == 0 && metric_only) 164941c8ca2aSAndi Kleen print_metric_headers(" ", true); 1650d4f63a47SJiri Olsa if (++num_print_interval == 25) 1651d4f63a47SJiri Olsa num_print_interval = 0; 1652d4f63a47SJiri Olsa } 1653d4f63a47SJiri Olsa 1654d4f63a47SJiri Olsa static void print_header(int argc, const char **argv) 1655d4f63a47SJiri Olsa { 16565821522eSJiri Olsa FILE *output = stat_config.output; 165769aad6f1SArnaldo Carvalho de Melo int i; 165842202dd5SIngo Molnar 165986470930SIngo Molnar fflush(stdout); 166086470930SIngo Molnar 1661d7470b6aSStephane Eranian if (!csv_output) { 16624aa9015fSStephane Eranian fprintf(output, "\n"); 16634aa9015fSStephane Eranian fprintf(output, " Performance counter stats for "); 166462d3b617SDavid Ahern if (target.system_wide) 166562d3b617SDavid Ahern fprintf(output, "\'system wide"); 166662d3b617SDavid Ahern else if (target.cpu_list) 166762d3b617SDavid Ahern fprintf(output, "\'CPU(s) %s", target.cpu_list); 1668602ad878SArnaldo Carvalho de Melo else if (!target__has_task(&target)) { 1669ba6039b6SJiri Olsa fprintf(output, "\'%s", argv ? argv[0] : "pipe"); 1670ba6039b6SJiri Olsa for (i = 1; argv && (i < argc); i++) 16714aa9015fSStephane Eranian fprintf(output, " %s", argv[i]); 167220f946b4SNamhyung Kim } else if (target.pid) 167320f946b4SNamhyung Kim fprintf(output, "process id \'%s", target.pid); 1674d6d901c2SZhang, Yanmin else 167520f946b4SNamhyung Kim fprintf(output, "thread id \'%s", target.tid); 167686470930SIngo Molnar 16774aa9015fSStephane Eranian fprintf(output, "\'"); 167842202dd5SIngo Molnar if (run_count > 1) 16794aa9015fSStephane Eranian fprintf(output, " (%d runs)", run_count); 16804aa9015fSStephane Eranian fprintf(output, ":\n\n"); 1681d7470b6aSStephane Eranian } 1682f5b4a9c3SStephane Eranian } 168386470930SIngo Molnar 1684d4f63a47SJiri Olsa static void print_footer(void) 1685d4f63a47SJiri Olsa { 16865821522eSJiri Olsa FILE *output = stat_config.output; 1687918c7b06SAndi Kleen int n; 16885821522eSJiri Olsa 1689c3305257SIngo Molnar if (!null_run) 16904aa9015fSStephane Eranian fprintf(output, "\n"); 16914aa9015fSStephane Eranian fprintf(output, " %17.9f seconds time elapsed", 1692310ebb93SArnaldo Carvalho de Melo avg_stats(&walltime_nsecs_stats) / NSEC_PER_SEC); 1693566747e6SIngo Molnar if (run_count > 1) { 16944aa9015fSStephane Eranian fprintf(output, " "); 1695f99844cbSIngo Molnar print_noise_pct(stddev_stats(&walltime_nsecs_stats), 1696506d4bc8SPeter Zijlstra avg_stats(&walltime_nsecs_stats)); 1697566747e6SIngo Molnar } 16984aa9015fSStephane Eranian fprintf(output, "\n\n"); 169902d492e5SBorislav Petkov 1700918c7b06SAndi Kleen if (print_free_counters_hint && 1701918c7b06SAndi Kleen sysctl__read_int("kernel/nmi_watchdog", &n) >= 0 && 1702918c7b06SAndi Kleen n > 0) 170302d492e5SBorislav Petkov fprintf(output, 170402d492e5SBorislav Petkov "Some events weren't counted. Try disabling the NMI watchdog:\n" 170502d492e5SBorislav Petkov " echo 0 > /proc/sys/kernel/nmi_watchdog\n" 170602d492e5SBorislav Petkov " perf stat ...\n" 170702d492e5SBorislav Petkov " echo 1 > /proc/sys/kernel/nmi_watchdog\n"); 170886470930SIngo Molnar } 1709d4f63a47SJiri Olsa 1710d4f63a47SJiri Olsa static void print_counters(struct timespec *ts, int argc, const char **argv) 1711d4f63a47SJiri Olsa { 1712ec0d3d1fSJiri Olsa int interval = stat_config.interval; 1713d4f63a47SJiri Olsa struct perf_evsel *counter; 1714d4f63a47SJiri Olsa char buf[64], *prefix = NULL; 1715d4f63a47SJiri Olsa 1716664c98d4SJiri Olsa /* Do not print anything if we record to the pipe. */ 17178ceb41d7SJiri Olsa if (STAT_RECORD && perf_stat.data.is_pipe) 1718664c98d4SJiri Olsa return; 1719664c98d4SJiri Olsa 1720d4f63a47SJiri Olsa if (interval) 1721d4f63a47SJiri Olsa print_interval(prefix = buf, ts); 1722d4f63a47SJiri Olsa else 1723d4f63a47SJiri Olsa print_header(argc, argv); 1724d4f63a47SJiri Olsa 172554b50916SAndi Kleen if (metric_only) { 172654b50916SAndi Kleen static int num_print_iv; 172754b50916SAndi Kleen 172841c8ca2aSAndi Kleen if (num_print_iv == 0 && !interval) 172941c8ca2aSAndi Kleen print_metric_headers(prefix, false); 173054b50916SAndi Kleen if (num_print_iv++ == 25) 173154b50916SAndi Kleen num_print_iv = 0; 173254b50916SAndi Kleen if (stat_config.aggr_mode == AGGR_GLOBAL && prefix) 173354b50916SAndi Kleen fprintf(stat_config.output, "%s", prefix); 173454b50916SAndi Kleen } 173554b50916SAndi Kleen 1736421a50f3SJiri Olsa switch (stat_config.aggr_mode) { 1737d4f63a47SJiri Olsa case AGGR_CORE: 1738d4f63a47SJiri Olsa case AGGR_SOCKET: 1739d4f63a47SJiri Olsa print_aggr(prefix); 1740d4f63a47SJiri Olsa break; 174132b8af82SJiri Olsa case AGGR_THREAD: 1742e864c5caSAndi Kleen evlist__for_each_entry(evsel_list, counter) { 1743e864c5caSAndi Kleen if (is_duration_time(counter)) 1744e864c5caSAndi Kleen continue; 174532b8af82SJiri Olsa print_aggr_thread(counter, prefix); 1746e864c5caSAndi Kleen } 174732b8af82SJiri Olsa break; 1748d4f63a47SJiri Olsa case AGGR_GLOBAL: 1749e864c5caSAndi Kleen evlist__for_each_entry(evsel_list, counter) { 1750e864c5caSAndi Kleen if (is_duration_time(counter)) 1751e864c5caSAndi Kleen continue; 1752d4f63a47SJiri Olsa print_counter_aggr(counter, prefix); 1753e864c5caSAndi Kleen } 175454b50916SAndi Kleen if (metric_only) 175554b50916SAndi Kleen fputc('\n', stat_config.output); 1756d4f63a47SJiri Olsa break; 1757d4f63a47SJiri Olsa case AGGR_NONE: 1758206cab65SAndi Kleen if (metric_only) 1759206cab65SAndi Kleen print_no_aggr_metric(prefix); 1760206cab65SAndi Kleen else { 1761e864c5caSAndi Kleen evlist__for_each_entry(evsel_list, counter) { 1762e864c5caSAndi Kleen if (is_duration_time(counter)) 1763e864c5caSAndi Kleen continue; 1764d4f63a47SJiri Olsa print_counter(counter, prefix); 1765206cab65SAndi Kleen } 1766e864c5caSAndi Kleen } 1767d4f63a47SJiri Olsa break; 1768208df99eSJiri Olsa case AGGR_UNSET: 1769d4f63a47SJiri Olsa default: 1770d4f63a47SJiri Olsa break; 1771d4f63a47SJiri Olsa } 1772d4f63a47SJiri Olsa 1773d4f63a47SJiri Olsa if (!interval && !csv_output) 1774d4f63a47SJiri Olsa print_footer(); 1775d4f63a47SJiri Olsa 17765821522eSJiri Olsa fflush(stat_config.output); 1777d7470b6aSStephane Eranian } 177886470930SIngo Molnar 1779f7b7c26eSPeter Zijlstra static volatile int signr = -1; 1780f7b7c26eSPeter Zijlstra 178186470930SIngo Molnar static void skip_signal(int signo) 178286470930SIngo Molnar { 1783ec0d3d1fSJiri Olsa if ((child_pid == -1) || stat_config.interval) 178460666c63SLiming Wang done = 1; 178560666c63SLiming Wang 1786f7b7c26eSPeter Zijlstra signr = signo; 1787d07f0b12SStephane Eranian /* 1788d07f0b12SStephane Eranian * render child_pid harmless 1789d07f0b12SStephane Eranian * won't send SIGTERM to a random 1790d07f0b12SStephane Eranian * process in case of race condition 1791d07f0b12SStephane Eranian * and fast PID recycling 1792d07f0b12SStephane Eranian */ 1793d07f0b12SStephane Eranian child_pid = -1; 1794f7b7c26eSPeter Zijlstra } 1795f7b7c26eSPeter Zijlstra 1796f7b7c26eSPeter Zijlstra static void sig_atexit(void) 1797f7b7c26eSPeter Zijlstra { 1798d07f0b12SStephane Eranian sigset_t set, oset; 1799d07f0b12SStephane Eranian 1800d07f0b12SStephane Eranian /* 1801d07f0b12SStephane Eranian * avoid race condition with SIGCHLD handler 1802d07f0b12SStephane Eranian * in skip_signal() which is modifying child_pid 1803d07f0b12SStephane Eranian * goal is to avoid send SIGTERM to a random 1804d07f0b12SStephane Eranian * process 1805d07f0b12SStephane Eranian */ 1806d07f0b12SStephane Eranian sigemptyset(&set); 1807d07f0b12SStephane Eranian sigaddset(&set, SIGCHLD); 1808d07f0b12SStephane Eranian sigprocmask(SIG_BLOCK, &set, &oset); 1809d07f0b12SStephane Eranian 1810933da83aSChris Wilson if (child_pid != -1) 1811933da83aSChris Wilson kill(child_pid, SIGTERM); 1812933da83aSChris Wilson 1813d07f0b12SStephane Eranian sigprocmask(SIG_SETMASK, &oset, NULL); 1814d07f0b12SStephane Eranian 1815f7b7c26eSPeter Zijlstra if (signr == -1) 1816f7b7c26eSPeter Zijlstra return; 1817f7b7c26eSPeter Zijlstra 1818f7b7c26eSPeter Zijlstra signal(signr, SIG_DFL); 1819f7b7c26eSPeter Zijlstra kill(getpid(), signr); 182086470930SIngo Molnar } 182186470930SIngo Molnar 18221d037ca1SIrina Tirdea static int stat__set_big_num(const struct option *opt __maybe_unused, 18231d037ca1SIrina Tirdea const char *s __maybe_unused, int unset) 1824d7470b6aSStephane Eranian { 1825d7470b6aSStephane Eranian big_num_opt = unset ? 0 : 1; 1826d7470b6aSStephane Eranian return 0; 1827d7470b6aSStephane Eranian } 1828d7470b6aSStephane Eranian 182944b1e60aSAndi Kleen static int enable_metric_only(const struct option *opt __maybe_unused, 183044b1e60aSAndi Kleen const char *s __maybe_unused, int unset) 183144b1e60aSAndi Kleen { 183244b1e60aSAndi Kleen force_metric_only = true; 183344b1e60aSAndi Kleen metric_only = !unset; 183444b1e60aSAndi Kleen return 0; 183544b1e60aSAndi Kleen } 183644b1e60aSAndi Kleen 1837b18f3e36SAndi Kleen static int parse_metric_groups(const struct option *opt, 1838b18f3e36SAndi Kleen const char *str, 1839b18f3e36SAndi Kleen int unset __maybe_unused) 1840b18f3e36SAndi Kleen { 1841b18f3e36SAndi Kleen return metricgroup__parse_groups(opt, str, &metric_events); 1842b18f3e36SAndi Kleen } 1843b18f3e36SAndi Kleen 1844e0547311SJiri Olsa static const struct option stat_options[] = { 1845e0547311SJiri Olsa OPT_BOOLEAN('T', "transaction", &transaction_run, 1846e0547311SJiri Olsa "hardware transaction statistics"), 1847e0547311SJiri Olsa OPT_CALLBACK('e', "event", &evsel_list, "event", 1848e0547311SJiri Olsa "event selector. use 'perf list' to list available events", 1849e0547311SJiri Olsa parse_events_option), 1850e0547311SJiri Olsa OPT_CALLBACK(0, "filter", &evsel_list, "filter", 1851e0547311SJiri Olsa "event filter", parse_filter), 1852e0547311SJiri Olsa OPT_BOOLEAN('i', "no-inherit", &no_inherit, 1853e0547311SJiri Olsa "child tasks do not inherit counters"), 1854e0547311SJiri Olsa OPT_STRING('p', "pid", &target.pid, "pid", 1855e0547311SJiri Olsa "stat events on existing process id"), 1856e0547311SJiri Olsa OPT_STRING('t', "tid", &target.tid, "tid", 1857e0547311SJiri Olsa "stat events on existing thread id"), 1858e0547311SJiri Olsa OPT_BOOLEAN('a', "all-cpus", &target.system_wide, 1859e0547311SJiri Olsa "system-wide collection from all CPUs"), 1860e0547311SJiri Olsa OPT_BOOLEAN('g', "group", &group, 1861e0547311SJiri Olsa "put the counters into a counter group"), 1862e0547311SJiri Olsa OPT_BOOLEAN('c', "scale", &stat_config.scale, "scale/normalize counters"), 1863e0547311SJiri Olsa OPT_INCR('v', "verbose", &verbose, 1864e0547311SJiri Olsa "be more verbose (show counter open errors, etc)"), 1865e0547311SJiri Olsa OPT_INTEGER('r', "repeat", &run_count, 1866e0547311SJiri Olsa "repeat command and print average + stddev (max: 100, forever: 0)"), 1867e0547311SJiri Olsa OPT_BOOLEAN('n', "null", &null_run, 1868e0547311SJiri Olsa "null run - dont start any counters"), 1869e0547311SJiri Olsa OPT_INCR('d', "detailed", &detailed_run, 1870e0547311SJiri Olsa "detailed run - start a lot of events"), 1871e0547311SJiri Olsa OPT_BOOLEAN('S', "sync", &sync_run, 1872e0547311SJiri Olsa "call sync() before starting a run"), 1873e0547311SJiri Olsa OPT_CALLBACK_NOOPT('B', "big-num", NULL, NULL, 1874e0547311SJiri Olsa "print large numbers with thousands\' separators", 1875e0547311SJiri Olsa stat__set_big_num), 1876e0547311SJiri Olsa OPT_STRING('C', "cpu", &target.cpu_list, "cpu", 1877e0547311SJiri Olsa "list of cpus to monitor in system-wide"), 1878e0547311SJiri Olsa OPT_SET_UINT('A', "no-aggr", &stat_config.aggr_mode, 1879e0547311SJiri Olsa "disable CPU count aggregation", AGGR_NONE), 1880430daf2dSAndi Kleen OPT_BOOLEAN(0, "no-merge", &no_merge, "Do not merge identical named events"), 1881e0547311SJiri Olsa OPT_STRING('x', "field-separator", &csv_sep, "separator", 1882e0547311SJiri Olsa "print counts with custom separator"), 1883e0547311SJiri Olsa OPT_CALLBACK('G', "cgroup", &evsel_list, "name", 1884e0547311SJiri Olsa "monitor event in cgroup name only", parse_cgroups), 1885e0547311SJiri Olsa OPT_STRING('o', "output", &output_name, "file", "output file name"), 1886e0547311SJiri Olsa OPT_BOOLEAN(0, "append", &append_file, "append to the output file"), 1887e0547311SJiri Olsa OPT_INTEGER(0, "log-fd", &output_fd, 1888e0547311SJiri Olsa "log output to fd, instead of stderr"), 1889e0547311SJiri Olsa OPT_STRING(0, "pre", &pre_cmd, "command", 1890e0547311SJiri Olsa "command to run prior to the measured command"), 1891e0547311SJiri Olsa OPT_STRING(0, "post", &post_cmd, "command", 1892e0547311SJiri Olsa "command to run after to the measured command"), 1893e0547311SJiri Olsa OPT_UINTEGER('I', "interval-print", &stat_config.interval, 1894e0547311SJiri Olsa "print counts at regular interval in ms (>= 10)"), 1895e0547311SJiri Olsa OPT_SET_UINT(0, "per-socket", &stat_config.aggr_mode, 1896e0547311SJiri Olsa "aggregate counts per processor socket", AGGR_SOCKET), 1897e0547311SJiri Olsa OPT_SET_UINT(0, "per-core", &stat_config.aggr_mode, 1898e0547311SJiri Olsa "aggregate counts per physical processor core", AGGR_CORE), 1899e0547311SJiri Olsa OPT_SET_UINT(0, "per-thread", &stat_config.aggr_mode, 1900e0547311SJiri Olsa "aggregate counts per thread", AGGR_THREAD), 1901e0547311SJiri Olsa OPT_UINTEGER('D', "delay", &initial_delay, 1902e0547311SJiri Olsa "ms to wait before starting measurement after program start"), 190344b1e60aSAndi Kleen OPT_CALLBACK_NOOPT(0, "metric-only", &metric_only, NULL, 190444b1e60aSAndi Kleen "Only print computed metrics. No raw values", enable_metric_only), 190544b1e60aSAndi Kleen OPT_BOOLEAN(0, "topdown", &topdown_run, 190644b1e60aSAndi Kleen "measure topdown level 1 statistics"), 1907daefd0bcSKan Liang OPT_BOOLEAN(0, "smi-cost", &smi_cost, 1908daefd0bcSKan Liang "measure SMI cost"), 1909b18f3e36SAndi Kleen OPT_CALLBACK('M', "metrics", &evsel_list, "metric/metric group list", 1910b18f3e36SAndi Kleen "monitor specified metrics or metric groups (separated by ,)", 1911b18f3e36SAndi Kleen parse_metric_groups), 1912e0547311SJiri Olsa OPT_END() 1913e0547311SJiri Olsa }; 1914e0547311SJiri Olsa 19151fe7a300SJiri Olsa static int perf_stat__get_socket(struct cpu_map *map, int cpu) 19161fe7a300SJiri Olsa { 19171fe7a300SJiri Olsa return cpu_map__get_socket(map, cpu, NULL); 19181fe7a300SJiri Olsa } 19191fe7a300SJiri Olsa 19201fe7a300SJiri Olsa static int perf_stat__get_core(struct cpu_map *map, int cpu) 19211fe7a300SJiri Olsa { 19221fe7a300SJiri Olsa return cpu_map__get_core(map, cpu, NULL); 19231fe7a300SJiri Olsa } 19241fe7a300SJiri Olsa 19251e5a2931SJiri Olsa static int cpu_map__get_max(struct cpu_map *map) 19261e5a2931SJiri Olsa { 19271e5a2931SJiri Olsa int i, max = -1; 19281e5a2931SJiri Olsa 19291e5a2931SJiri Olsa for (i = 0; i < map->nr; i++) { 19301e5a2931SJiri Olsa if (map->map[i] > max) 19311e5a2931SJiri Olsa max = map->map[i]; 19321e5a2931SJiri Olsa } 19331e5a2931SJiri Olsa 19341e5a2931SJiri Olsa return max; 19351e5a2931SJiri Olsa } 19361e5a2931SJiri Olsa 19371e5a2931SJiri Olsa static struct cpu_map *cpus_aggr_map; 19381e5a2931SJiri Olsa 19391e5a2931SJiri Olsa static int perf_stat__get_aggr(aggr_get_id_t get_id, struct cpu_map *map, int idx) 19401e5a2931SJiri Olsa { 19411e5a2931SJiri Olsa int cpu; 19421e5a2931SJiri Olsa 19431e5a2931SJiri Olsa if (idx >= map->nr) 19441e5a2931SJiri Olsa return -1; 19451e5a2931SJiri Olsa 19461e5a2931SJiri Olsa cpu = map->map[idx]; 19471e5a2931SJiri Olsa 19481e5a2931SJiri Olsa if (cpus_aggr_map->map[cpu] == -1) 19491e5a2931SJiri Olsa cpus_aggr_map->map[cpu] = get_id(map, idx); 19501e5a2931SJiri Olsa 19511e5a2931SJiri Olsa return cpus_aggr_map->map[cpu]; 19521e5a2931SJiri Olsa } 19531e5a2931SJiri Olsa 19541e5a2931SJiri Olsa static int perf_stat__get_socket_cached(struct cpu_map *map, int idx) 19551e5a2931SJiri Olsa { 19561e5a2931SJiri Olsa return perf_stat__get_aggr(perf_stat__get_socket, map, idx); 19571e5a2931SJiri Olsa } 19581e5a2931SJiri Olsa 19591e5a2931SJiri Olsa static int perf_stat__get_core_cached(struct cpu_map *map, int idx) 19601e5a2931SJiri Olsa { 19611e5a2931SJiri Olsa return perf_stat__get_aggr(perf_stat__get_core, map, idx); 19621e5a2931SJiri Olsa } 19631e5a2931SJiri Olsa 196486ee6e18SStephane Eranian static int perf_stat_init_aggr_mode(void) 196586ee6e18SStephane Eranian { 19661e5a2931SJiri Olsa int nr; 19671e5a2931SJiri Olsa 1968421a50f3SJiri Olsa switch (stat_config.aggr_mode) { 196986ee6e18SStephane Eranian case AGGR_SOCKET: 197086ee6e18SStephane Eranian if (cpu_map__build_socket_map(evsel_list->cpus, &aggr_map)) { 197186ee6e18SStephane Eranian perror("cannot build socket map"); 197286ee6e18SStephane Eranian return -1; 197386ee6e18SStephane Eranian } 19741e5a2931SJiri Olsa aggr_get_id = perf_stat__get_socket_cached; 197586ee6e18SStephane Eranian break; 197612c08a9fSStephane Eranian case AGGR_CORE: 197712c08a9fSStephane Eranian if (cpu_map__build_core_map(evsel_list->cpus, &aggr_map)) { 197812c08a9fSStephane Eranian perror("cannot build core map"); 197912c08a9fSStephane Eranian return -1; 198012c08a9fSStephane Eranian } 19811e5a2931SJiri Olsa aggr_get_id = perf_stat__get_core_cached; 198212c08a9fSStephane Eranian break; 198386ee6e18SStephane Eranian case AGGR_NONE: 198486ee6e18SStephane Eranian case AGGR_GLOBAL: 198532b8af82SJiri Olsa case AGGR_THREAD: 1986208df99eSJiri Olsa case AGGR_UNSET: 198786ee6e18SStephane Eranian default: 198886ee6e18SStephane Eranian break; 198986ee6e18SStephane Eranian } 19901e5a2931SJiri Olsa 19911e5a2931SJiri Olsa /* 19921e5a2931SJiri Olsa * The evsel_list->cpus is the base we operate on, 19931e5a2931SJiri Olsa * taking the highest cpu number to be the size of 19941e5a2931SJiri Olsa * the aggregation translate cpumap. 19951e5a2931SJiri Olsa */ 19961e5a2931SJiri Olsa nr = cpu_map__get_max(evsel_list->cpus); 19971e5a2931SJiri Olsa cpus_aggr_map = cpu_map__empty_new(nr + 1); 19981e5a2931SJiri Olsa return cpus_aggr_map ? 0 : -ENOMEM; 199986ee6e18SStephane Eranian } 200086ee6e18SStephane Eranian 2001544c2ae7SMasami Hiramatsu static void perf_stat__exit_aggr_mode(void) 2002544c2ae7SMasami Hiramatsu { 2003544c2ae7SMasami Hiramatsu cpu_map__put(aggr_map); 2004544c2ae7SMasami Hiramatsu cpu_map__put(cpus_aggr_map); 2005544c2ae7SMasami Hiramatsu aggr_map = NULL; 2006544c2ae7SMasami Hiramatsu cpus_aggr_map = NULL; 2007544c2ae7SMasami Hiramatsu } 2008544c2ae7SMasami Hiramatsu 200968d702f7SJiri Olsa static inline int perf_env__get_cpu(struct perf_env *env, struct cpu_map *map, int idx) 201068d702f7SJiri Olsa { 201168d702f7SJiri Olsa int cpu; 201268d702f7SJiri Olsa 201368d702f7SJiri Olsa if (idx > map->nr) 201468d702f7SJiri Olsa return -1; 201568d702f7SJiri Olsa 201668d702f7SJiri Olsa cpu = map->map[idx]; 201768d702f7SJiri Olsa 2018da8a58b5SJan Stancek if (cpu >= env->nr_cpus_avail) 201968d702f7SJiri Olsa return -1; 202068d702f7SJiri Olsa 202168d702f7SJiri Olsa return cpu; 202268d702f7SJiri Olsa } 202368d702f7SJiri Olsa 202468d702f7SJiri Olsa static int perf_env__get_socket(struct cpu_map *map, int idx, void *data) 202568d702f7SJiri Olsa { 202668d702f7SJiri Olsa struct perf_env *env = data; 202768d702f7SJiri Olsa int cpu = perf_env__get_cpu(env, map, idx); 202868d702f7SJiri Olsa 202968d702f7SJiri Olsa return cpu == -1 ? -1 : env->cpu[cpu].socket_id; 203068d702f7SJiri Olsa } 203168d702f7SJiri Olsa 203268d702f7SJiri Olsa static int perf_env__get_core(struct cpu_map *map, int idx, void *data) 203368d702f7SJiri Olsa { 203468d702f7SJiri Olsa struct perf_env *env = data; 203568d702f7SJiri Olsa int core = -1, cpu = perf_env__get_cpu(env, map, idx); 203668d702f7SJiri Olsa 203768d702f7SJiri Olsa if (cpu != -1) { 203868d702f7SJiri Olsa int socket_id = env->cpu[cpu].socket_id; 203968d702f7SJiri Olsa 204068d702f7SJiri Olsa /* 204168d702f7SJiri Olsa * Encode socket in upper 16 bits 204268d702f7SJiri Olsa * core_id is relative to socket, and 204368d702f7SJiri Olsa * we need a global id. So we combine 204468d702f7SJiri Olsa * socket + core id. 204568d702f7SJiri Olsa */ 204668d702f7SJiri Olsa core = (socket_id << 16) | (env->cpu[cpu].core_id & 0xffff); 204768d702f7SJiri Olsa } 204868d702f7SJiri Olsa 204968d702f7SJiri Olsa return core; 205068d702f7SJiri Olsa } 205168d702f7SJiri Olsa 205268d702f7SJiri Olsa static int perf_env__build_socket_map(struct perf_env *env, struct cpu_map *cpus, 205368d702f7SJiri Olsa struct cpu_map **sockp) 205468d702f7SJiri Olsa { 205568d702f7SJiri Olsa return cpu_map__build_map(cpus, sockp, perf_env__get_socket, env); 205668d702f7SJiri Olsa } 205768d702f7SJiri Olsa 205868d702f7SJiri Olsa static int perf_env__build_core_map(struct perf_env *env, struct cpu_map *cpus, 205968d702f7SJiri Olsa struct cpu_map **corep) 206068d702f7SJiri Olsa { 206168d702f7SJiri Olsa return cpu_map__build_map(cpus, corep, perf_env__get_core, env); 206268d702f7SJiri Olsa } 206368d702f7SJiri Olsa 206468d702f7SJiri Olsa static int perf_stat__get_socket_file(struct cpu_map *map, int idx) 206568d702f7SJiri Olsa { 206668d702f7SJiri Olsa return perf_env__get_socket(map, idx, &perf_stat.session->header.env); 206768d702f7SJiri Olsa } 206868d702f7SJiri Olsa 206968d702f7SJiri Olsa static int perf_stat__get_core_file(struct cpu_map *map, int idx) 207068d702f7SJiri Olsa { 207168d702f7SJiri Olsa return perf_env__get_core(map, idx, &perf_stat.session->header.env); 207268d702f7SJiri Olsa } 207368d702f7SJiri Olsa 207468d702f7SJiri Olsa static int perf_stat_init_aggr_mode_file(struct perf_stat *st) 207568d702f7SJiri Olsa { 207668d702f7SJiri Olsa struct perf_env *env = &st->session->header.env; 207768d702f7SJiri Olsa 207868d702f7SJiri Olsa switch (stat_config.aggr_mode) { 207968d702f7SJiri Olsa case AGGR_SOCKET: 208068d702f7SJiri Olsa if (perf_env__build_socket_map(env, evsel_list->cpus, &aggr_map)) { 208168d702f7SJiri Olsa perror("cannot build socket map"); 208268d702f7SJiri Olsa return -1; 208368d702f7SJiri Olsa } 208468d702f7SJiri Olsa aggr_get_id = perf_stat__get_socket_file; 208568d702f7SJiri Olsa break; 208668d702f7SJiri Olsa case AGGR_CORE: 208768d702f7SJiri Olsa if (perf_env__build_core_map(env, evsel_list->cpus, &aggr_map)) { 208868d702f7SJiri Olsa perror("cannot build core map"); 208968d702f7SJiri Olsa return -1; 209068d702f7SJiri Olsa } 209168d702f7SJiri Olsa aggr_get_id = perf_stat__get_core_file; 209268d702f7SJiri Olsa break; 209368d702f7SJiri Olsa case AGGR_NONE: 209468d702f7SJiri Olsa case AGGR_GLOBAL: 209568d702f7SJiri Olsa case AGGR_THREAD: 209668d702f7SJiri Olsa case AGGR_UNSET: 209768d702f7SJiri Olsa default: 209868d702f7SJiri Olsa break; 209968d702f7SJiri Olsa } 210068d702f7SJiri Olsa 210168d702f7SJiri Olsa return 0; 210268d702f7SJiri Olsa } 210368d702f7SJiri Olsa 210444b1e60aSAndi Kleen static int topdown_filter_events(const char **attr, char **str, bool use_group) 210544b1e60aSAndi Kleen { 210644b1e60aSAndi Kleen int off = 0; 210744b1e60aSAndi Kleen int i; 210844b1e60aSAndi Kleen int len = 0; 210944b1e60aSAndi Kleen char *s; 211044b1e60aSAndi Kleen 211144b1e60aSAndi Kleen for (i = 0; attr[i]; i++) { 211244b1e60aSAndi Kleen if (pmu_have_event("cpu", attr[i])) { 211344b1e60aSAndi Kleen len += strlen(attr[i]) + 1; 211444b1e60aSAndi Kleen attr[i - off] = attr[i]; 211544b1e60aSAndi Kleen } else 211644b1e60aSAndi Kleen off++; 211744b1e60aSAndi Kleen } 211844b1e60aSAndi Kleen attr[i - off] = NULL; 211944b1e60aSAndi Kleen 212044b1e60aSAndi Kleen *str = malloc(len + 1 + 2); 212144b1e60aSAndi Kleen if (!*str) 212244b1e60aSAndi Kleen return -1; 212344b1e60aSAndi Kleen s = *str; 212444b1e60aSAndi Kleen if (i - off == 0) { 212544b1e60aSAndi Kleen *s = 0; 212644b1e60aSAndi Kleen return 0; 212744b1e60aSAndi Kleen } 212844b1e60aSAndi Kleen if (use_group) 212944b1e60aSAndi Kleen *s++ = '{'; 213044b1e60aSAndi Kleen for (i = 0; attr[i]; i++) { 213144b1e60aSAndi Kleen strcpy(s, attr[i]); 213244b1e60aSAndi Kleen s += strlen(s); 213344b1e60aSAndi Kleen *s++ = ','; 213444b1e60aSAndi Kleen } 213544b1e60aSAndi Kleen if (use_group) { 213644b1e60aSAndi Kleen s[-1] = '}'; 213744b1e60aSAndi Kleen *s = 0; 213844b1e60aSAndi Kleen } else 213944b1e60aSAndi Kleen s[-1] = 0; 214044b1e60aSAndi Kleen return 0; 214144b1e60aSAndi Kleen } 214244b1e60aSAndi Kleen 214344b1e60aSAndi Kleen __weak bool arch_topdown_check_group(bool *warn) 214444b1e60aSAndi Kleen { 214544b1e60aSAndi Kleen *warn = false; 214644b1e60aSAndi Kleen return false; 214744b1e60aSAndi Kleen } 214844b1e60aSAndi Kleen 214944b1e60aSAndi Kleen __weak void arch_topdown_group_warn(void) 215044b1e60aSAndi Kleen { 215144b1e60aSAndi Kleen } 215244b1e60aSAndi Kleen 21532cba3ffbSIngo Molnar /* 21542cba3ffbSIngo Molnar * Add default attributes, if there were no attributes specified or 21552cba3ffbSIngo Molnar * if -d/--detailed, -d -d or -d -d -d is used: 21562cba3ffbSIngo Molnar */ 21572cba3ffbSIngo Molnar static int add_default_attributes(void) 21582cba3ffbSIngo Molnar { 215944b1e60aSAndi Kleen int err; 21609dec4473SAndi Kleen struct perf_event_attr default_attrs0[] = { 2161b070a547SArnaldo Carvalho de Melo 2162b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_SOFTWARE, .config = PERF_COUNT_SW_TASK_CLOCK }, 2163b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_SOFTWARE, .config = PERF_COUNT_SW_CONTEXT_SWITCHES }, 2164b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_SOFTWARE, .config = PERF_COUNT_SW_CPU_MIGRATIONS }, 2165b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_SOFTWARE, .config = PERF_COUNT_SW_PAGE_FAULTS }, 2166b070a547SArnaldo Carvalho de Melo 2167b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HARDWARE, .config = PERF_COUNT_HW_CPU_CYCLES }, 21689dec4473SAndi Kleen }; 21699dec4473SAndi Kleen struct perf_event_attr frontend_attrs[] = { 2170b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HARDWARE, .config = PERF_COUNT_HW_STALLED_CYCLES_FRONTEND }, 21719dec4473SAndi Kleen }; 21729dec4473SAndi Kleen struct perf_event_attr backend_attrs[] = { 2173b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HARDWARE, .config = PERF_COUNT_HW_STALLED_CYCLES_BACKEND }, 21749dec4473SAndi Kleen }; 21759dec4473SAndi Kleen struct perf_event_attr default_attrs1[] = { 2176b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HARDWARE, .config = PERF_COUNT_HW_INSTRUCTIONS }, 2177b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HARDWARE, .config = PERF_COUNT_HW_BRANCH_INSTRUCTIONS }, 2178b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HARDWARE, .config = PERF_COUNT_HW_BRANCH_MISSES }, 2179b070a547SArnaldo Carvalho de Melo 2180b070a547SArnaldo Carvalho de Melo }; 2181b070a547SArnaldo Carvalho de Melo 2182b070a547SArnaldo Carvalho de Melo /* 2183b070a547SArnaldo Carvalho de Melo * Detailed stats (-d), covering the L1 and last level data caches: 2184b070a547SArnaldo Carvalho de Melo */ 2185b070a547SArnaldo Carvalho de Melo struct perf_event_attr detailed_attrs[] = { 2186b070a547SArnaldo Carvalho de Melo 2187b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2188b070a547SArnaldo Carvalho de Melo .config = 2189b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_L1D << 0 | 2190b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_READ << 8) | 2191b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_ACCESS << 16) }, 2192b070a547SArnaldo Carvalho de Melo 2193b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2194b070a547SArnaldo Carvalho de Melo .config = 2195b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_L1D << 0 | 2196b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_READ << 8) | 2197b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_MISS << 16) }, 2198b070a547SArnaldo Carvalho de Melo 2199b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2200b070a547SArnaldo Carvalho de Melo .config = 2201b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_LL << 0 | 2202b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_READ << 8) | 2203b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_ACCESS << 16) }, 2204b070a547SArnaldo Carvalho de Melo 2205b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2206b070a547SArnaldo Carvalho de Melo .config = 2207b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_LL << 0 | 2208b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_READ << 8) | 2209b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_MISS << 16) }, 2210b070a547SArnaldo Carvalho de Melo }; 2211b070a547SArnaldo Carvalho de Melo 2212b070a547SArnaldo Carvalho de Melo /* 2213b070a547SArnaldo Carvalho de Melo * Very detailed stats (-d -d), covering the instruction cache and the TLB caches: 2214b070a547SArnaldo Carvalho de Melo */ 2215b070a547SArnaldo Carvalho de Melo struct perf_event_attr very_detailed_attrs[] = { 2216b070a547SArnaldo Carvalho de Melo 2217b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2218b070a547SArnaldo Carvalho de Melo .config = 2219b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_L1I << 0 | 2220b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_READ << 8) | 2221b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_ACCESS << 16) }, 2222b070a547SArnaldo Carvalho de Melo 2223b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2224b070a547SArnaldo Carvalho de Melo .config = 2225b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_L1I << 0 | 2226b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_READ << 8) | 2227b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_MISS << 16) }, 2228b070a547SArnaldo Carvalho de Melo 2229b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2230b070a547SArnaldo Carvalho de Melo .config = 2231b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_DTLB << 0 | 2232b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_READ << 8) | 2233b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_ACCESS << 16) }, 2234b070a547SArnaldo Carvalho de Melo 2235b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2236b070a547SArnaldo Carvalho de Melo .config = 2237b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_DTLB << 0 | 2238b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_READ << 8) | 2239b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_MISS << 16) }, 2240b070a547SArnaldo Carvalho de Melo 2241b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2242b070a547SArnaldo Carvalho de Melo .config = 2243b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_ITLB << 0 | 2244b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_READ << 8) | 2245b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_ACCESS << 16) }, 2246b070a547SArnaldo Carvalho de Melo 2247b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2248b070a547SArnaldo Carvalho de Melo .config = 2249b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_ITLB << 0 | 2250b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_READ << 8) | 2251b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_MISS << 16) }, 2252b070a547SArnaldo Carvalho de Melo 2253b070a547SArnaldo Carvalho de Melo }; 2254b070a547SArnaldo Carvalho de Melo 2255b070a547SArnaldo Carvalho de Melo /* 2256b070a547SArnaldo Carvalho de Melo * Very, very detailed stats (-d -d -d), adding prefetch events: 2257b070a547SArnaldo Carvalho de Melo */ 2258b070a547SArnaldo Carvalho de Melo struct perf_event_attr very_very_detailed_attrs[] = { 2259b070a547SArnaldo Carvalho de Melo 2260b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2261b070a547SArnaldo Carvalho de Melo .config = 2262b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_L1D << 0 | 2263b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_PREFETCH << 8) | 2264b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_ACCESS << 16) }, 2265b070a547SArnaldo Carvalho de Melo 2266b070a547SArnaldo Carvalho de Melo { .type = PERF_TYPE_HW_CACHE, 2267b070a547SArnaldo Carvalho de Melo .config = 2268b070a547SArnaldo Carvalho de Melo PERF_COUNT_HW_CACHE_L1D << 0 | 2269b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_OP_PREFETCH << 8) | 2270b070a547SArnaldo Carvalho de Melo (PERF_COUNT_HW_CACHE_RESULT_MISS << 16) }, 2271b070a547SArnaldo Carvalho de Melo }; 2272b070a547SArnaldo Carvalho de Melo 22732cba3ffbSIngo Molnar /* Set attrs if no event is selected and !null_run: */ 22742cba3ffbSIngo Molnar if (null_run) 22752cba3ffbSIngo Molnar return 0; 22762cba3ffbSIngo Molnar 22774cabc3d1SAndi Kleen if (transaction_run) { 22784cabc3d1SAndi Kleen if (pmu_have_event("cpu", "cycles-ct") && 22794cabc3d1SAndi Kleen pmu_have_event("cpu", "el-start")) 2280a454742cSJiri Olsa err = parse_events(evsel_list, transaction_attrs, NULL); 22814cabc3d1SAndi Kleen else 2282a454742cSJiri Olsa err = parse_events(evsel_list, transaction_limited_attrs, NULL); 2283a454742cSJiri Olsa if (err) { 22844cabc3d1SAndi Kleen fprintf(stderr, "Cannot set up transaction events\n"); 22854cabc3d1SAndi Kleen return -1; 22864cabc3d1SAndi Kleen } 22874cabc3d1SAndi Kleen return 0; 22884cabc3d1SAndi Kleen } 22894cabc3d1SAndi Kleen 2290daefd0bcSKan Liang if (smi_cost) { 2291daefd0bcSKan Liang int smi; 2292daefd0bcSKan Liang 2293daefd0bcSKan Liang if (sysfs__read_int(FREEZE_ON_SMI_PATH, &smi) < 0) { 2294daefd0bcSKan Liang fprintf(stderr, "freeze_on_smi is not supported.\n"); 2295daefd0bcSKan Liang return -1; 2296daefd0bcSKan Liang } 2297daefd0bcSKan Liang 2298daefd0bcSKan Liang if (!smi) { 2299daefd0bcSKan Liang if (sysfs__write_int(FREEZE_ON_SMI_PATH, 1) < 0) { 2300daefd0bcSKan Liang fprintf(stderr, "Failed to set freeze_on_smi.\n"); 2301daefd0bcSKan Liang return -1; 2302daefd0bcSKan Liang } 2303daefd0bcSKan Liang smi_reset = true; 2304daefd0bcSKan Liang } 2305daefd0bcSKan Liang 2306daefd0bcSKan Liang if (pmu_have_event("msr", "aperf") && 2307daefd0bcSKan Liang pmu_have_event("msr", "smi")) { 2308daefd0bcSKan Liang if (!force_metric_only) 2309daefd0bcSKan Liang metric_only = true; 2310daefd0bcSKan Liang err = parse_events(evsel_list, smi_cost_attrs, NULL); 2311daefd0bcSKan Liang } else { 2312daefd0bcSKan Liang fprintf(stderr, "To measure SMI cost, it needs " 2313daefd0bcSKan Liang "msr/aperf/, msr/smi/ and cpu/cycles/ support\n"); 2314daefd0bcSKan Liang return -1; 2315daefd0bcSKan Liang } 2316daefd0bcSKan Liang if (err) { 2317daefd0bcSKan Liang fprintf(stderr, "Cannot set up SMI cost events\n"); 2318daefd0bcSKan Liang return -1; 2319daefd0bcSKan Liang } 2320daefd0bcSKan Liang return 0; 2321daefd0bcSKan Liang } 2322daefd0bcSKan Liang 232344b1e60aSAndi Kleen if (topdown_run) { 232444b1e60aSAndi Kleen char *str = NULL; 232544b1e60aSAndi Kleen bool warn = false; 232644b1e60aSAndi Kleen 232744b1e60aSAndi Kleen if (stat_config.aggr_mode != AGGR_GLOBAL && 232844b1e60aSAndi Kleen stat_config.aggr_mode != AGGR_CORE) { 232944b1e60aSAndi Kleen pr_err("top down event configuration requires --per-core mode\n"); 233044b1e60aSAndi Kleen return -1; 233144b1e60aSAndi Kleen } 233244b1e60aSAndi Kleen stat_config.aggr_mode = AGGR_CORE; 233344b1e60aSAndi Kleen if (nr_cgroups || !target__has_cpu(&target)) { 233444b1e60aSAndi Kleen pr_err("top down event configuration requires system-wide mode (-a)\n"); 233544b1e60aSAndi Kleen return -1; 233644b1e60aSAndi Kleen } 233744b1e60aSAndi Kleen 233844b1e60aSAndi Kleen if (!force_metric_only) 233944b1e60aSAndi Kleen metric_only = true; 234044b1e60aSAndi Kleen if (topdown_filter_events(topdown_attrs, &str, 234144b1e60aSAndi Kleen arch_topdown_check_group(&warn)) < 0) { 234244b1e60aSAndi Kleen pr_err("Out of memory\n"); 234344b1e60aSAndi Kleen return -1; 234444b1e60aSAndi Kleen } 234544b1e60aSAndi Kleen if (topdown_attrs[0] && str) { 234644b1e60aSAndi Kleen if (warn) 234744b1e60aSAndi Kleen arch_topdown_group_warn(); 234844b1e60aSAndi Kleen err = parse_events(evsel_list, str, NULL); 234944b1e60aSAndi Kleen if (err) { 235044b1e60aSAndi Kleen fprintf(stderr, 235144b1e60aSAndi Kleen "Cannot set up top down events %s: %d\n", 235244b1e60aSAndi Kleen str, err); 235344b1e60aSAndi Kleen free(str); 235444b1e60aSAndi Kleen return -1; 235544b1e60aSAndi Kleen } 235644b1e60aSAndi Kleen } else { 235744b1e60aSAndi Kleen fprintf(stderr, "System does not support topdown\n"); 235844b1e60aSAndi Kleen return -1; 235944b1e60aSAndi Kleen } 236044b1e60aSAndi Kleen free(str); 236144b1e60aSAndi Kleen } 236244b1e60aSAndi Kleen 23632cba3ffbSIngo Molnar if (!evsel_list->nr_entries) { 2364a1f3d567SNamhyung Kim if (target__has_cpu(&target)) 2365a1f3d567SNamhyung Kim default_attrs0[0].config = PERF_COUNT_SW_CPU_CLOCK; 2366a1f3d567SNamhyung Kim 23679dec4473SAndi Kleen if (perf_evlist__add_default_attrs(evsel_list, default_attrs0) < 0) 23689dec4473SAndi Kleen return -1; 23699dec4473SAndi Kleen if (pmu_have_event("cpu", "stalled-cycles-frontend")) { 23709dec4473SAndi Kleen if (perf_evlist__add_default_attrs(evsel_list, 23719dec4473SAndi Kleen frontend_attrs) < 0) 23729dec4473SAndi Kleen return -1; 23739dec4473SAndi Kleen } 23749dec4473SAndi Kleen if (pmu_have_event("cpu", "stalled-cycles-backend")) { 23759dec4473SAndi Kleen if (perf_evlist__add_default_attrs(evsel_list, 23769dec4473SAndi Kleen backend_attrs) < 0) 23779dec4473SAndi Kleen return -1; 23789dec4473SAndi Kleen } 23799dec4473SAndi Kleen if (perf_evlist__add_default_attrs(evsel_list, default_attrs1) < 0) 23802cba3ffbSIngo Molnar return -1; 23812cba3ffbSIngo Molnar } 23822cba3ffbSIngo Molnar 23832cba3ffbSIngo Molnar /* Detailed events get appended to the event list: */ 23842cba3ffbSIngo Molnar 23852cba3ffbSIngo Molnar if (detailed_run < 1) 23862cba3ffbSIngo Molnar return 0; 23872cba3ffbSIngo Molnar 23882cba3ffbSIngo Molnar /* Append detailed run extra attributes: */ 238979695e1bSArnaldo Carvalho de Melo if (perf_evlist__add_default_attrs(evsel_list, detailed_attrs) < 0) 23902cba3ffbSIngo Molnar return -1; 23912cba3ffbSIngo Molnar 23922cba3ffbSIngo Molnar if (detailed_run < 2) 23932cba3ffbSIngo Molnar return 0; 23942cba3ffbSIngo Molnar 23952cba3ffbSIngo Molnar /* Append very detailed run extra attributes: */ 239679695e1bSArnaldo Carvalho de Melo if (perf_evlist__add_default_attrs(evsel_list, very_detailed_attrs) < 0) 23972cba3ffbSIngo Molnar return -1; 23982cba3ffbSIngo Molnar 23992cba3ffbSIngo Molnar if (detailed_run < 3) 24002cba3ffbSIngo Molnar return 0; 24012cba3ffbSIngo Molnar 24022cba3ffbSIngo Molnar /* Append very, very detailed run extra attributes: */ 240379695e1bSArnaldo Carvalho de Melo return perf_evlist__add_default_attrs(evsel_list, very_very_detailed_attrs); 24042cba3ffbSIngo Molnar } 24052cba3ffbSIngo Molnar 24068a59f3ccSJiri Olsa static const char * const stat_record_usage[] = { 24074979d0c7SJiri Olsa "perf stat record [<options>]", 24084979d0c7SJiri Olsa NULL, 24094979d0c7SJiri Olsa }; 24104979d0c7SJiri Olsa 24113ba78bd0SJiri Olsa static void init_features(struct perf_session *session) 24123ba78bd0SJiri Olsa { 24133ba78bd0SJiri Olsa int feat; 24143ba78bd0SJiri Olsa 24153ba78bd0SJiri Olsa for (feat = HEADER_FIRST_FEATURE; feat < HEADER_LAST_FEATURE; feat++) 24163ba78bd0SJiri Olsa perf_header__set_feat(&session->header, feat); 24173ba78bd0SJiri Olsa 24183ba78bd0SJiri Olsa perf_header__clear_feat(&session->header, HEADER_BUILD_ID); 24193ba78bd0SJiri Olsa perf_header__clear_feat(&session->header, HEADER_TRACING_DATA); 24203ba78bd0SJiri Olsa perf_header__clear_feat(&session->header, HEADER_BRANCH_STACK); 24213ba78bd0SJiri Olsa perf_header__clear_feat(&session->header, HEADER_AUXTRACE); 24223ba78bd0SJiri Olsa } 24233ba78bd0SJiri Olsa 24244979d0c7SJiri Olsa static int __cmd_record(int argc, const char **argv) 24254979d0c7SJiri Olsa { 24264979d0c7SJiri Olsa struct perf_session *session; 24278ceb41d7SJiri Olsa struct perf_data *data = &perf_stat.data; 24284979d0c7SJiri Olsa 24298a59f3ccSJiri Olsa argc = parse_options(argc, argv, stat_options, stat_record_usage, 24304979d0c7SJiri Olsa PARSE_OPT_STOP_AT_NON_OPTION); 24314979d0c7SJiri Olsa 24324979d0c7SJiri Olsa if (output_name) 2433eae8ad80SJiri Olsa data->file.path = output_name; 24344979d0c7SJiri Olsa 2435e9d6db8eSJiri Olsa if (run_count != 1 || forever) { 2436e9d6db8eSJiri Olsa pr_err("Cannot use -r option with perf stat record.\n"); 2437e9d6db8eSJiri Olsa return -1; 2438e9d6db8eSJiri Olsa } 2439e9d6db8eSJiri Olsa 24408ceb41d7SJiri Olsa session = perf_session__new(data, false, NULL); 24414979d0c7SJiri Olsa if (session == NULL) { 24424979d0c7SJiri Olsa pr_err("Perf session creation failed.\n"); 24434979d0c7SJiri Olsa return -1; 24444979d0c7SJiri Olsa } 24454979d0c7SJiri Olsa 24463ba78bd0SJiri Olsa init_features(session); 24473ba78bd0SJiri Olsa 24484979d0c7SJiri Olsa session->evlist = evsel_list; 24494979d0c7SJiri Olsa perf_stat.session = session; 24504979d0c7SJiri Olsa perf_stat.record = true; 24514979d0c7SJiri Olsa return argc; 24524979d0c7SJiri Olsa } 24534979d0c7SJiri Olsa 2454a56f9390SJiri Olsa static int process_stat_round_event(struct perf_tool *tool __maybe_unused, 2455a56f9390SJiri Olsa union perf_event *event, 2456a56f9390SJiri Olsa struct perf_session *session) 2457a56f9390SJiri Olsa { 2458e3b03b6cSAndi Kleen struct stat_round_event *stat_round = &event->stat_round; 2459a56f9390SJiri Olsa struct perf_evsel *counter; 2460a56f9390SJiri Olsa struct timespec tsh, *ts = NULL; 2461a56f9390SJiri Olsa const char **argv = session->header.env.cmdline_argv; 2462a56f9390SJiri Olsa int argc = session->header.env.nr_cmdline; 2463a56f9390SJiri Olsa 2464e5cadb93SArnaldo Carvalho de Melo evlist__for_each_entry(evsel_list, counter) 2465a56f9390SJiri Olsa perf_stat_process_counter(&stat_config, counter); 2466a56f9390SJiri Olsa 2467e3b03b6cSAndi Kleen if (stat_round->type == PERF_STAT_ROUND_TYPE__FINAL) 2468e3b03b6cSAndi Kleen update_stats(&walltime_nsecs_stats, stat_round->time); 2469a56f9390SJiri Olsa 2470e3b03b6cSAndi Kleen if (stat_config.interval && stat_round->time) { 2471bd48c63eSArnaldo Carvalho de Melo tsh.tv_sec = stat_round->time / NSEC_PER_SEC; 2472bd48c63eSArnaldo Carvalho de Melo tsh.tv_nsec = stat_round->time % NSEC_PER_SEC; 2473a56f9390SJiri Olsa ts = &tsh; 2474a56f9390SJiri Olsa } 2475a56f9390SJiri Olsa 2476a56f9390SJiri Olsa print_counters(ts, argc, argv); 2477a56f9390SJiri Olsa return 0; 2478a56f9390SJiri Olsa } 2479a56f9390SJiri Olsa 248062ba18baSJiri Olsa static 24817e6a7998SArnaldo Carvalho de Melo int process_stat_config_event(struct perf_tool *tool, 248262ba18baSJiri Olsa union perf_event *event, 248362ba18baSJiri Olsa struct perf_session *session __maybe_unused) 248462ba18baSJiri Olsa { 248568d702f7SJiri Olsa struct perf_stat *st = container_of(tool, struct perf_stat, tool); 248668d702f7SJiri Olsa 248762ba18baSJiri Olsa perf_event__read_stat_config(&stat_config, &event->stat_config); 248868d702f7SJiri Olsa 248989af4e05SJiri Olsa if (cpu_map__empty(st->cpus)) { 249089af4e05SJiri Olsa if (st->aggr_mode != AGGR_UNSET) 249189af4e05SJiri Olsa pr_warning("warning: processing task data, aggregation mode not set\n"); 249289af4e05SJiri Olsa return 0; 249389af4e05SJiri Olsa } 249489af4e05SJiri Olsa 249589af4e05SJiri Olsa if (st->aggr_mode != AGGR_UNSET) 249689af4e05SJiri Olsa stat_config.aggr_mode = st->aggr_mode; 249789af4e05SJiri Olsa 24988ceb41d7SJiri Olsa if (perf_stat.data.is_pipe) 249968d702f7SJiri Olsa perf_stat_init_aggr_mode(); 250068d702f7SJiri Olsa else 250168d702f7SJiri Olsa perf_stat_init_aggr_mode_file(st); 250268d702f7SJiri Olsa 250362ba18baSJiri Olsa return 0; 250462ba18baSJiri Olsa } 250562ba18baSJiri Olsa 25061975d36eSJiri Olsa static int set_maps(struct perf_stat *st) 25071975d36eSJiri Olsa { 25081975d36eSJiri Olsa if (!st->cpus || !st->threads) 25091975d36eSJiri Olsa return 0; 25101975d36eSJiri Olsa 25111975d36eSJiri Olsa if (WARN_ONCE(st->maps_allocated, "stats double allocation\n")) 25121975d36eSJiri Olsa return -EINVAL; 25131975d36eSJiri Olsa 25141975d36eSJiri Olsa perf_evlist__set_maps(evsel_list, st->cpus, st->threads); 25151975d36eSJiri Olsa 25161975d36eSJiri Olsa if (perf_evlist__alloc_stats(evsel_list, true)) 25171975d36eSJiri Olsa return -ENOMEM; 25181975d36eSJiri Olsa 25191975d36eSJiri Olsa st->maps_allocated = true; 25201975d36eSJiri Olsa return 0; 25211975d36eSJiri Olsa } 25221975d36eSJiri Olsa 25231975d36eSJiri Olsa static 25247e6a7998SArnaldo Carvalho de Melo int process_thread_map_event(struct perf_tool *tool, 25251975d36eSJiri Olsa union perf_event *event, 25261975d36eSJiri Olsa struct perf_session *session __maybe_unused) 25271975d36eSJiri Olsa { 25281975d36eSJiri Olsa struct perf_stat *st = container_of(tool, struct perf_stat, tool); 25291975d36eSJiri Olsa 25301975d36eSJiri Olsa if (st->threads) { 25311975d36eSJiri Olsa pr_warning("Extra thread map event, ignoring.\n"); 25321975d36eSJiri Olsa return 0; 25331975d36eSJiri Olsa } 25341975d36eSJiri Olsa 25351975d36eSJiri Olsa st->threads = thread_map__new_event(&event->thread_map); 25361975d36eSJiri Olsa if (!st->threads) 25371975d36eSJiri Olsa return -ENOMEM; 25381975d36eSJiri Olsa 25391975d36eSJiri Olsa return set_maps(st); 25401975d36eSJiri Olsa } 25411975d36eSJiri Olsa 25421975d36eSJiri Olsa static 25437e6a7998SArnaldo Carvalho de Melo int process_cpu_map_event(struct perf_tool *tool, 25441975d36eSJiri Olsa union perf_event *event, 25451975d36eSJiri Olsa struct perf_session *session __maybe_unused) 25461975d36eSJiri Olsa { 25471975d36eSJiri Olsa struct perf_stat *st = container_of(tool, struct perf_stat, tool); 25481975d36eSJiri Olsa struct cpu_map *cpus; 25491975d36eSJiri Olsa 25501975d36eSJiri Olsa if (st->cpus) { 25511975d36eSJiri Olsa pr_warning("Extra cpu map event, ignoring.\n"); 25521975d36eSJiri Olsa return 0; 25531975d36eSJiri Olsa } 25541975d36eSJiri Olsa 25551975d36eSJiri Olsa cpus = cpu_map__new_data(&event->cpu_map.data); 25561975d36eSJiri Olsa if (!cpus) 25571975d36eSJiri Olsa return -ENOMEM; 25581975d36eSJiri Olsa 25591975d36eSJiri Olsa st->cpus = cpus; 25601975d36eSJiri Olsa return set_maps(st); 25611975d36eSJiri Olsa } 25621975d36eSJiri Olsa 256356739444SJin Yao static int runtime_stat_new(struct perf_stat_config *config, int nthreads) 256456739444SJin Yao { 256556739444SJin Yao int i; 256656739444SJin Yao 256756739444SJin Yao config->stats = calloc(nthreads, sizeof(struct runtime_stat)); 256856739444SJin Yao if (!config->stats) 256956739444SJin Yao return -1; 257056739444SJin Yao 257156739444SJin Yao config->stats_num = nthreads; 257256739444SJin Yao 257356739444SJin Yao for (i = 0; i < nthreads; i++) 257456739444SJin Yao runtime_stat__init(&config->stats[i]); 257556739444SJin Yao 257656739444SJin Yao return 0; 257756739444SJin Yao } 257856739444SJin Yao 257956739444SJin Yao static void runtime_stat_delete(struct perf_stat_config *config) 258056739444SJin Yao { 258156739444SJin Yao int i; 258256739444SJin Yao 258356739444SJin Yao if (!config->stats) 258456739444SJin Yao return; 258556739444SJin Yao 258656739444SJin Yao for (i = 0; i < config->stats_num; i++) 258756739444SJin Yao runtime_stat__exit(&config->stats[i]); 258856739444SJin Yao 258956739444SJin Yao free(config->stats); 259056739444SJin Yao } 259156739444SJin Yao 25928a59f3ccSJiri Olsa static const char * const stat_report_usage[] = { 2593ba6039b6SJiri Olsa "perf stat report [<options>]", 2594ba6039b6SJiri Olsa NULL, 2595ba6039b6SJiri Olsa }; 2596ba6039b6SJiri Olsa 2597ba6039b6SJiri Olsa static struct perf_stat perf_stat = { 2598ba6039b6SJiri Olsa .tool = { 2599ba6039b6SJiri Olsa .attr = perf_event__process_attr, 2600fa6ea781SJiri Olsa .event_update = perf_event__process_event_update, 26011975d36eSJiri Olsa .thread_map = process_thread_map_event, 26021975d36eSJiri Olsa .cpu_map = process_cpu_map_event, 260362ba18baSJiri Olsa .stat_config = process_stat_config_event, 2604a56f9390SJiri Olsa .stat = perf_event__process_stat_event, 2605a56f9390SJiri Olsa .stat_round = process_stat_round_event, 2606ba6039b6SJiri Olsa }, 260789af4e05SJiri Olsa .aggr_mode = AGGR_UNSET, 2608ba6039b6SJiri Olsa }; 2609ba6039b6SJiri Olsa 2610ba6039b6SJiri Olsa static int __cmd_report(int argc, const char **argv) 2611ba6039b6SJiri Olsa { 2612ba6039b6SJiri Olsa struct perf_session *session; 2613ba6039b6SJiri Olsa const struct option options[] = { 2614ba6039b6SJiri Olsa OPT_STRING('i', "input", &input_name, "file", "input file name"), 261589af4e05SJiri Olsa OPT_SET_UINT(0, "per-socket", &perf_stat.aggr_mode, 261689af4e05SJiri Olsa "aggregate counts per processor socket", AGGR_SOCKET), 261789af4e05SJiri Olsa OPT_SET_UINT(0, "per-core", &perf_stat.aggr_mode, 261889af4e05SJiri Olsa "aggregate counts per physical processor core", AGGR_CORE), 261989af4e05SJiri Olsa OPT_SET_UINT('A', "no-aggr", &perf_stat.aggr_mode, 262089af4e05SJiri Olsa "disable CPU count aggregation", AGGR_NONE), 2621ba6039b6SJiri Olsa OPT_END() 2622ba6039b6SJiri Olsa }; 2623ba6039b6SJiri Olsa struct stat st; 2624ba6039b6SJiri Olsa int ret; 2625ba6039b6SJiri Olsa 26268a59f3ccSJiri Olsa argc = parse_options(argc, argv, options, stat_report_usage, 0); 2627ba6039b6SJiri Olsa 2628ba6039b6SJiri Olsa if (!input_name || !strlen(input_name)) { 2629ba6039b6SJiri Olsa if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode)) 2630ba6039b6SJiri Olsa input_name = "-"; 2631ba6039b6SJiri Olsa else 2632ba6039b6SJiri Olsa input_name = "perf.data"; 2633ba6039b6SJiri Olsa } 2634ba6039b6SJiri Olsa 2635eae8ad80SJiri Olsa perf_stat.data.file.path = input_name; 26368ceb41d7SJiri Olsa perf_stat.data.mode = PERF_DATA_MODE_READ; 2637ba6039b6SJiri Olsa 26388ceb41d7SJiri Olsa session = perf_session__new(&perf_stat.data, false, &perf_stat.tool); 2639ba6039b6SJiri Olsa if (session == NULL) 2640ba6039b6SJiri Olsa return -1; 2641ba6039b6SJiri Olsa 2642ba6039b6SJiri Olsa perf_stat.session = session; 2643ba6039b6SJiri Olsa stat_config.output = stderr; 2644ba6039b6SJiri Olsa evsel_list = session->evlist; 2645ba6039b6SJiri Olsa 2646ba6039b6SJiri Olsa ret = perf_session__process_events(session); 2647ba6039b6SJiri Olsa if (ret) 2648ba6039b6SJiri Olsa return ret; 2649ba6039b6SJiri Olsa 2650ba6039b6SJiri Olsa perf_session__delete(session); 2651ba6039b6SJiri Olsa return 0; 2652ba6039b6SJiri Olsa } 2653ba6039b6SJiri Olsa 2654e3ba76deSJiri Olsa static void setup_system_wide(int forks) 2655e3ba76deSJiri Olsa { 2656e3ba76deSJiri Olsa /* 2657e3ba76deSJiri Olsa * Make system wide (-a) the default target if 2658e3ba76deSJiri Olsa * no target was specified and one of following 2659e3ba76deSJiri Olsa * conditions is met: 2660e3ba76deSJiri Olsa * 2661e3ba76deSJiri Olsa * - there's no workload specified 2662e3ba76deSJiri Olsa * - there is workload specified but all requested 2663e3ba76deSJiri Olsa * events are system wide events 2664e3ba76deSJiri Olsa */ 2665e3ba76deSJiri Olsa if (!target__none(&target)) 2666e3ba76deSJiri Olsa return; 2667e3ba76deSJiri Olsa 2668e3ba76deSJiri Olsa if (!forks) 2669e3ba76deSJiri Olsa target.system_wide = true; 2670e3ba76deSJiri Olsa else { 2671e3ba76deSJiri Olsa struct perf_evsel *counter; 2672e3ba76deSJiri Olsa 2673e3ba76deSJiri Olsa evlist__for_each_entry(evsel_list, counter) { 2674e3ba76deSJiri Olsa if (!counter->system_wide) 2675e3ba76deSJiri Olsa return; 2676e3ba76deSJiri Olsa } 2677e3ba76deSJiri Olsa 2678e3ba76deSJiri Olsa if (evsel_list->nr_entries) 2679e3ba76deSJiri Olsa target.system_wide = true; 2680e3ba76deSJiri Olsa } 2681e3ba76deSJiri Olsa } 2682e3ba76deSJiri Olsa 2683b0ad8ea6SArnaldo Carvalho de Melo int cmd_stat(int argc, const char **argv) 268486470930SIngo Molnar { 2685b070a547SArnaldo Carvalho de Melo const char * const stat_usage[] = { 2686b070a547SArnaldo Carvalho de Melo "perf stat [<options>] [<command>]", 2687b070a547SArnaldo Carvalho de Melo NULL 2688b070a547SArnaldo Carvalho de Melo }; 2689cc03c542SNamhyung Kim int status = -EINVAL, run_idx; 26904aa9015fSStephane Eranian const char *mode; 26915821522eSJiri Olsa FILE *output = stderr; 2692ec0d3d1fSJiri Olsa unsigned int interval; 2693ba6039b6SJiri Olsa const char * const stat_subcommands[] = { "record", "report" }; 269442202dd5SIngo Molnar 26955af52b51SStephane Eranian setlocale(LC_ALL, ""); 26965af52b51SStephane Eranian 2697334fe7a3SNamhyung Kim evsel_list = perf_evlist__new(); 2698361c99a6SArnaldo Carvalho de Melo if (evsel_list == NULL) 2699361c99a6SArnaldo Carvalho de Melo return -ENOMEM; 2700361c99a6SArnaldo Carvalho de Melo 27011669e509SWang Nan parse_events__shrink_config_terms(); 27024979d0c7SJiri Olsa argc = parse_options_subcommand(argc, argv, stat_options, stat_subcommands, 27034979d0c7SJiri Olsa (const char **) stat_usage, 2704a0541234SAnton Blanchard PARSE_OPT_STOP_AT_NON_OPTION); 270537932c18SAndi Kleen perf_stat__collect_metric_expr(evsel_list); 2706fb4605baSAndi Kleen perf_stat__init_shadow_stats(); 2707d7470b6aSStephane Eranian 27086edb78a2SJiri Olsa if (csv_sep) { 27096edb78a2SJiri Olsa csv_output = true; 27106edb78a2SJiri Olsa if (!strcmp(csv_sep, "\\t")) 27116edb78a2SJiri Olsa csv_sep = "\t"; 27126edb78a2SJiri Olsa } else 27136edb78a2SJiri Olsa csv_sep = DEFAULT_SEPARATOR; 27146edb78a2SJiri Olsa 27154979d0c7SJiri Olsa if (argc && !strncmp(argv[0], "rec", 3)) { 27164979d0c7SJiri Olsa argc = __cmd_record(argc, argv); 27174979d0c7SJiri Olsa if (argc < 0) 27184979d0c7SJiri Olsa return -1; 2719ba6039b6SJiri Olsa } else if (argc && !strncmp(argv[0], "rep", 3)) 2720ba6039b6SJiri Olsa return __cmd_report(argc, argv); 27214979d0c7SJiri Olsa 2722ec0d3d1fSJiri Olsa interval = stat_config.interval; 2723ec0d3d1fSJiri Olsa 27244979d0c7SJiri Olsa /* 27254979d0c7SJiri Olsa * For record command the -o is already taken care of. 27264979d0c7SJiri Olsa */ 27274979d0c7SJiri Olsa if (!STAT_RECORD && output_name && strcmp(output_name, "-")) 27284aa9015fSStephane Eranian output = NULL; 27294aa9015fSStephane Eranian 273056f3bae7SJim Cromie if (output_name && output_fd) { 273156f3bae7SJim Cromie fprintf(stderr, "cannot use both --output and --log-fd\n"); 2732e0547311SJiri Olsa parse_options_usage(stat_usage, stat_options, "o", 1); 2733e0547311SJiri Olsa parse_options_usage(NULL, stat_options, "log-fd", 0); 2734cc03c542SNamhyung Kim goto out; 273556f3bae7SJim Cromie } 2736fc3e4d07SStephane Eranian 273754b50916SAndi Kleen if (metric_only && stat_config.aggr_mode == AGGR_THREAD) { 273854b50916SAndi Kleen fprintf(stderr, "--metric-only is not supported with --per-thread\n"); 273954b50916SAndi Kleen goto out; 274054b50916SAndi Kleen } 274154b50916SAndi Kleen 274254b50916SAndi Kleen if (metric_only && run_count > 1) { 274354b50916SAndi Kleen fprintf(stderr, "--metric-only is not supported with -r\n"); 274454b50916SAndi Kleen goto out; 274554b50916SAndi Kleen } 274654b50916SAndi Kleen 2747fc3e4d07SStephane Eranian if (output_fd < 0) { 2748fc3e4d07SStephane Eranian fprintf(stderr, "argument to --log-fd must be a > 0\n"); 2749e0547311SJiri Olsa parse_options_usage(stat_usage, stat_options, "log-fd", 0); 2750cc03c542SNamhyung Kim goto out; 2751fc3e4d07SStephane Eranian } 2752fc3e4d07SStephane Eranian 27534aa9015fSStephane Eranian if (!output) { 27544aa9015fSStephane Eranian struct timespec tm; 27554aa9015fSStephane Eranian mode = append_file ? "a" : "w"; 27564aa9015fSStephane Eranian 27574aa9015fSStephane Eranian output = fopen(output_name, mode); 27584aa9015fSStephane Eranian if (!output) { 27594aa9015fSStephane Eranian perror("failed to create output file"); 2760fceda7feSDavid Ahern return -1; 27614aa9015fSStephane Eranian } 27624aa9015fSStephane Eranian clock_gettime(CLOCK_REALTIME, &tm); 27634aa9015fSStephane Eranian fprintf(output, "# started on %s\n", ctime(&tm.tv_sec)); 2764fc3e4d07SStephane Eranian } else if (output_fd > 0) { 276556f3bae7SJim Cromie mode = append_file ? "a" : "w"; 276656f3bae7SJim Cromie output = fdopen(output_fd, mode); 276756f3bae7SJim Cromie if (!output) { 276856f3bae7SJim Cromie perror("Failed opening logfd"); 276956f3bae7SJim Cromie return -errno; 277056f3bae7SJim Cromie } 27714aa9015fSStephane Eranian } 27724aa9015fSStephane Eranian 27735821522eSJiri Olsa stat_config.output = output; 27745821522eSJiri Olsa 2775d7470b6aSStephane Eranian /* 2776d7470b6aSStephane Eranian * let the spreadsheet do the pretty-printing 2777d7470b6aSStephane Eranian */ 2778d7470b6aSStephane Eranian if (csv_output) { 277961a9f324SJim Cromie /* User explicitly passed -B? */ 2780d7470b6aSStephane Eranian if (big_num_opt == 1) { 2781d7470b6aSStephane Eranian fprintf(stderr, "-B option not supported with -x\n"); 2782e0547311SJiri Olsa parse_options_usage(stat_usage, stat_options, "B", 1); 2783e0547311SJiri Olsa parse_options_usage(NULL, stat_options, "x", 1); 2784cc03c542SNamhyung Kim goto out; 2785d7470b6aSStephane Eranian } else /* Nope, so disable big number formatting */ 2786d7470b6aSStephane Eranian big_num = false; 2787d7470b6aSStephane Eranian } else if (big_num_opt == 0) /* User passed --no-big-num */ 2788d7470b6aSStephane Eranian big_num = false; 2789d7470b6aSStephane Eranian 2790e3ba76deSJiri Olsa setup_system_wide(argc); 2791ac3063bdSDavid Ahern 2792a7e191c3SFrederik Deweerdt if (run_count < 0) { 2793cc03c542SNamhyung Kim pr_err("Run count must be a positive number\n"); 2794e0547311SJiri Olsa parse_options_usage(stat_usage, stat_options, "r", 1); 2795cc03c542SNamhyung Kim goto out; 2796a7e191c3SFrederik Deweerdt } else if (run_count == 0) { 2797a7e191c3SFrederik Deweerdt forever = true; 2798a7e191c3SFrederik Deweerdt run_count = 1; 2799a7e191c3SFrederik Deweerdt } 280086470930SIngo Molnar 28011d9f8d1bSJin Yao if ((stat_config.aggr_mode == AGGR_THREAD) && 28021d9f8d1bSJin Yao !target__has_task(&target)) { 28031d9f8d1bSJin Yao if (!target.system_wide || target.cpu_list) { 28041d9f8d1bSJin Yao fprintf(stderr, "The --per-thread option is only " 28051d9f8d1bSJin Yao "available when monitoring via -p -t -a " 28061d9f8d1bSJin Yao "options or only --per-thread.\n"); 2807e0547311SJiri Olsa parse_options_usage(NULL, stat_options, "p", 1); 2808e0547311SJiri Olsa parse_options_usage(NULL, stat_options, "t", 1); 280932b8af82SJiri Olsa goto out; 281032b8af82SJiri Olsa } 28111d9f8d1bSJin Yao } 281232b8af82SJiri Olsa 281332b8af82SJiri Olsa /* 281432b8af82SJiri Olsa * no_aggr, cgroup are for system-wide only 281532b8af82SJiri Olsa * --per-thread is aggregated per thread, we dont mix it with cpu mode 281632b8af82SJiri Olsa */ 2817421a50f3SJiri Olsa if (((stat_config.aggr_mode != AGGR_GLOBAL && 2818421a50f3SJiri Olsa stat_config.aggr_mode != AGGR_THREAD) || nr_cgroups) && 2819602ad878SArnaldo Carvalho de Melo !target__has_cpu(&target)) { 2820023695d9SStephane Eranian fprintf(stderr, "both cgroup and no-aggregation " 2821023695d9SStephane Eranian "modes only available in system-wide mode\n"); 2822023695d9SStephane Eranian 2823e0547311SJiri Olsa parse_options_usage(stat_usage, stat_options, "G", 1); 2824e0547311SJiri Olsa parse_options_usage(NULL, stat_options, "A", 1); 2825e0547311SJiri Olsa parse_options_usage(NULL, stat_options, "a", 1); 2826cc03c542SNamhyung Kim goto out; 2827d7e7a451SStephane Eranian } 2828d7e7a451SStephane Eranian 28292cba3ffbSIngo Molnar if (add_default_attributes()) 2830c6264defSIngo Molnar goto out; 283186470930SIngo Molnar 2832602ad878SArnaldo Carvalho de Melo target__validate(&target); 28335c98d466SArnaldo Carvalho de Melo 28341d9f8d1bSJin Yao if ((stat_config.aggr_mode == AGGR_THREAD) && (target.system_wide)) 28351d9f8d1bSJin Yao target.per_thread = true; 28361d9f8d1bSJin Yao 283777a6f014SNamhyung Kim if (perf_evlist__create_maps(evsel_list, &target) < 0) { 2838602ad878SArnaldo Carvalho de Melo if (target__has_task(&target)) { 28395c98d466SArnaldo Carvalho de Melo pr_err("Problems finding threads of monitor\n"); 2840e0547311SJiri Olsa parse_options_usage(stat_usage, stat_options, "p", 1); 2841e0547311SJiri Olsa parse_options_usage(NULL, stat_options, "t", 1); 2842602ad878SArnaldo Carvalho de Melo } else if (target__has_cpu(&target)) { 284360d567e2SArnaldo Carvalho de Melo perror("failed to parse CPUs map"); 2844e0547311SJiri Olsa parse_options_usage(stat_usage, stat_options, "C", 1); 2845e0547311SJiri Olsa parse_options_usage(NULL, stat_options, "a", 1); 2846cc03c542SNamhyung Kim } 2847cc03c542SNamhyung Kim goto out; 284860d567e2SArnaldo Carvalho de Melo } 284932b8af82SJiri Olsa 285032b8af82SJiri Olsa /* 285132b8af82SJiri Olsa * Initialize thread_map with comm names, 285232b8af82SJiri Olsa * so we could print it out on output. 285332b8af82SJiri Olsa */ 285456739444SJin Yao if (stat_config.aggr_mode == AGGR_THREAD) { 285532b8af82SJiri Olsa thread_map__read_comms(evsel_list->threads); 285656739444SJin Yao if (target.system_wide) { 285756739444SJin Yao if (runtime_stat_new(&stat_config, 285856739444SJin Yao thread_map__nr(evsel_list->threads))) { 285956739444SJin Yao goto out; 286056739444SJin Yao } 286156739444SJin Yao } 286256739444SJin Yao } 286332b8af82SJiri Olsa 286413370a9bSStephane Eranian if (interval && interval < 100) { 286519afd104SKan Liang if (interval < 10) { 286619afd104SKan Liang pr_err("print interval must be >= 10ms\n"); 2867e0547311SJiri Olsa parse_options_usage(stat_usage, stat_options, "I", 1); 286803ad9747SArnaldo Carvalho de Melo goto out; 286919afd104SKan Liang } else 287019afd104SKan Liang pr_warning("print interval < 100ms. " 287119afd104SKan Liang "The overhead percentage could be high in some cases. " 287219afd104SKan Liang "Please proceed with caution.\n"); 287313370a9bSStephane Eranian } 2874c45c6ea2SStephane Eranian 2875d134ffb9SArnaldo Carvalho de Melo if (perf_evlist__alloc_stats(evsel_list, interval)) 287603ad9747SArnaldo Carvalho de Melo goto out; 2877d6d901c2SZhang, Yanmin 287886ee6e18SStephane Eranian if (perf_stat_init_aggr_mode()) 287903ad9747SArnaldo Carvalho de Melo goto out; 288086ee6e18SStephane Eranian 288186470930SIngo Molnar /* 288286470930SIngo Molnar * We dont want to block the signals - that would cause 288386470930SIngo Molnar * child tasks to inherit that and Ctrl-C would not work. 288486470930SIngo Molnar * What we want is for Ctrl-C to work in the exec()-ed 288586470930SIngo Molnar * task, but being ignored by perf stat itself: 288686470930SIngo Molnar */ 2887f7b7c26eSPeter Zijlstra atexit(sig_atexit); 2888a7e191c3SFrederik Deweerdt if (!forever) 288986470930SIngo Molnar signal(SIGINT, skip_signal); 289013370a9bSStephane Eranian signal(SIGCHLD, skip_signal); 289186470930SIngo Molnar signal(SIGALRM, skip_signal); 289286470930SIngo Molnar signal(SIGABRT, skip_signal); 289386470930SIngo Molnar 289442202dd5SIngo Molnar status = 0; 2895a7e191c3SFrederik Deweerdt for (run_idx = 0; forever || run_idx < run_count; run_idx++) { 2896bb963e16SNamhyung Kim if (run_count != 1 && verbose > 0) 28974aa9015fSStephane Eranian fprintf(output, "[ perf stat: executing run #%d ... ]\n", 28984aa9015fSStephane Eranian run_idx + 1); 2899f9cef0a9SIngo Molnar 290042202dd5SIngo Molnar status = run_perf_stat(argc, argv); 2901a7e191c3SFrederik Deweerdt if (forever && status != -1) { 2902d4f63a47SJiri Olsa print_counters(NULL, argc, argv); 2903254ecbc7SJiri Olsa perf_stat__reset_stats(); 2904a7e191c3SFrederik Deweerdt } 290542202dd5SIngo Molnar } 290642202dd5SIngo Molnar 2907a7e191c3SFrederik Deweerdt if (!forever && status != -1 && !interval) 2908d4f63a47SJiri Olsa print_counters(NULL, argc, argv); 2909d134ffb9SArnaldo Carvalho de Melo 29104979d0c7SJiri Olsa if (STAT_RECORD) { 29114979d0c7SJiri Olsa /* 29124979d0c7SJiri Olsa * We synthesize the kernel mmap record just so that older tools 29134979d0c7SJiri Olsa * don't emit warnings about not being able to resolve symbols 29144979d0c7SJiri Olsa * due to /proc/sys/kernel/kptr_restrict settings and instear provide 29154979d0c7SJiri Olsa * a saner message about no samples being in the perf.data file. 29164979d0c7SJiri Olsa * 29174979d0c7SJiri Olsa * This also serves to suppress a warning about f_header.data.size == 0 29188b99b1a4SJiri Olsa * in header.c at the moment 'perf stat record' gets introduced, which 29198b99b1a4SJiri Olsa * is not really needed once we start adding the stat specific PERF_RECORD_ 29208b99b1a4SJiri Olsa * records, but the need to suppress the kptr_restrict messages in older 29218b99b1a4SJiri Olsa * tools remain -acme 29224979d0c7SJiri Olsa */ 29238ceb41d7SJiri Olsa int fd = perf_data__fd(&perf_stat.data); 29244979d0c7SJiri Olsa int err = perf_event__synthesize_kernel_mmap((void *)&perf_stat, 29254979d0c7SJiri Olsa process_synthesized_event, 29264979d0c7SJiri Olsa &perf_stat.session->machines.host); 29274979d0c7SJiri Olsa if (err) { 29284979d0c7SJiri Olsa pr_warning("Couldn't synthesize the kernel mmap record, harmless, " 29294979d0c7SJiri Olsa "older tools may produce warnings about this file\n."); 29304979d0c7SJiri Olsa } 29314979d0c7SJiri Olsa 29327aad0c32SJiri Olsa if (!interval) { 29337aad0c32SJiri Olsa if (WRITE_STAT_ROUND_EVENT(walltime_nsecs_stats.max, FINAL)) 29347aad0c32SJiri Olsa pr_err("failed to write stat round event\n"); 29357aad0c32SJiri Olsa } 29367aad0c32SJiri Olsa 29378ceb41d7SJiri Olsa if (!perf_stat.data.is_pipe) { 29384979d0c7SJiri Olsa perf_stat.session->header.data_size += perf_stat.bytes_written; 29394979d0c7SJiri Olsa perf_session__write_header(perf_stat.session, evsel_list, fd, true); 2940664c98d4SJiri Olsa } 29414979d0c7SJiri Olsa 29424979d0c7SJiri Olsa perf_session__delete(perf_stat.session); 29434979d0c7SJiri Olsa } 29444979d0c7SJiri Olsa 2945544c2ae7SMasami Hiramatsu perf_stat__exit_aggr_mode(); 2946d134ffb9SArnaldo Carvalho de Melo perf_evlist__free_stats(evsel_list); 29470015e2e1SArnaldo Carvalho de Melo out: 2948daefd0bcSKan Liang if (smi_cost && smi_reset) 2949daefd0bcSKan Liang sysfs__write_int(FREEZE_ON_SMI_PATH, 0); 2950daefd0bcSKan Liang 29510015e2e1SArnaldo Carvalho de Melo perf_evlist__delete(evsel_list); 295256739444SJin Yao 295356739444SJin Yao runtime_stat_delete(&stat_config); 295456739444SJin Yao 295542202dd5SIngo Molnar return status; 295686470930SIngo Molnar } 2957