| /openbmc/linux/Documentation/networking/device_drivers/ethernet/mellanox/mlx5/ |
| H A D | tracepoints.rst | 20 $ cat /sys/kernel/tracing/trace
27 $ cat /sys/kernel/tracing/trace
34 $ cat /sys/kernel/tracing/trace
41 $ cat /sys/kernel/tracing/trace
48 $ cat /sys/kernel/tracing/trace
57 $ cat /sys/kernel/tracing/trace
64 $ cat /sys/kernel/tracing/trace
72 $ cat /sys/kernel/tracing/trace
80 $ cat /sys/kernel/tracing/trace
88 $ cat /sys/kernel/tracing/trace
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| /openbmc/linux/Documentation/translations/zh_CN/core-api/irq/ |
| H A D | irqflags-tracing.rst | 3 :Original: Documentation/core-api/irq/irqflags-tracing.rst
9 .. _cn_irqflags-tracing.rst:
17 “irq-flags tracing”（中断标志追踪）功能可以 “追踪” hardirq和softirq的状态，它让
27 的状态变化。但是一个架构可以以一种相当直接且无风险的方式启用irq-flags-tracing。
33 然后还需要做一些功能上的改变来实现对irq-flags-tracing的支持:
45 一般来说，在一个架构中，不完整的irq-flags-tracing实现是没有风险的：lockdep
46 会检测到这一点，并将自己关闭。即锁验证器仍然可靠。应该不会因为irq-tracing的错
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| /openbmc/openbmc-tools/tracing/ |
| H A D | trace | 49 echo 0 > /sys/kernel/debug/tracing/events/\${event}/enable
52 echo 0 > /sys/kernel/debug/tracing/tracing_on
57 cat /sys/kernel/debug/tracing/per_cpu/cpu0/trace_pipe &
66 echo 1 > /sys/kernel/debug/tracing/events/\${event}/enable
69 echo 1 > /sys/kernel/debug/tracing/tracing_on
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| /openbmc/linux/Documentation/core-api/irq/ |
| H A D | irqflags-tracing.rst | 2 IRQ-flags state tracing
7 The "irq-flags tracing" feature "traces" hardirq and softirq state, in
21 state changes. But an architecture can be irq-flags-tracing enabled in a
30 irq-flags-tracing support:
37 irq-flags-tracing is spent in this state: look at the lockdep
40 lockdep complaint in the irq-flags-tracing functions arch support is
43 excluded from the irq-tracing [and lock validation] mechanism via
46 In general there is no risk from having an incomplete irq-flags-tracing
49 should be no crashes due to irq-tracing bugs. (except if the assembly
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| /openbmc/linux/Documentation/trace/ |
| H A D | boottime-trace.rst | 4 Boot-time tracing
44 Stop tracing if WARN_ON() occurs.
50 Add fgraph tracing function filters.
53 Add fgraph non-tracing function filters.
65 Enable/Disable tracing on this instance when starting boot-time tracing.
100 Enable GROUP:EVENT tracing.
103 Enable all event tracing within GROUP.
106 Enable all event tracing.
199 boot-time tracing.
247 is for tracing functions starting with "user\_", and others tracing
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| H A D | timerlat-tracer.rst | 16 tracing system (generally mounted at /sys/kernel/tracing).
20 [root@f32 ~]# cd /sys/kernel/tracing/
21 [root@f32 tracing]# echo timerlat > current_tracer
25 [root@f32 tracing]# cat trace
71 - stop_tracing_us: stop the system tracing if a
74 - stop_tracing_total_us: stop the system tracing if a
87 [root@f32 ~]# cd /sys/kernel/tracing/
88 [root@f32 tracing]# echo timerlat > current_tracer
89 [root@f32 tracing]# echo 1 > events/osnoise/enable
91 [root@f32 tracing]# tail -10 trace
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| H A D | mmiotrace.rst | 2 In-kernel memory-mapped I/O tracing
39 $ echo mmiotrace > /sys/kernel/tracing/current_tracer
40 $ cat /sys/kernel/tracing/trace_pipe > mydump.txt &
42 $ echo "X is up" > /sys/kernel/tracing/trace_marker
43 $ echo nop > /sys/kernel/tracing/current_tracer
63 $ cat /sys/kernel/tracing/trace_pipe > mydump.txt &
71 $ echo "X is up" > /sys/kernel/tracing/trace_marker
78 $ echo nop > /sys/kernel/tracing/current_tracer
96 $ cat /sys/kernel/tracing/buffer_size_kb
101 $ echo 128000 > /sys/kernel/tracing/buffer_size_kb
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| H A D | uprobetracer.rst | 15 /sys/kernel/tracing/uprobe_events, and enable it via
16 /sys/kernel/tracing/events/uprobes/<EVENT>/enable.
21 You can also use /sys/kernel/tracing/dynamic_events instead of
82 /sys/kernel/tracing/uprobe_profile. The first column is the filename,
90 echo 'p /bin/bash:0x4245c0' > /sys/kernel/tracing/uprobe_events
94 echo 'r /bin/bash:0x4245c0' > /sys/kernel/tracing/uprobe_events
98 echo '-:p_bash_0x4245c0' >> /sys/kernel/tracing/uprobe_events
102 cat /sys/kernel/tracing/uprobe_events
106 echo > /sys/kernel/tracing/uprobe_events
111 # cd /sys/kernel/tracing/
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| H A D | hwlat_detector.rst | 38 Write the ASCII text "hwlat" into the current_tracer file of the tracing system
39 (mounted at /sys/kernel/tracing or /sys/kernel/tracing). It is possible to
45 # echo hwlat > /sys/kernel/tracing/current_tracer
46 # echo 100 > /sys/kernel/tracing/tracing_thresh
48 The /sys/kernel/tracing/hwlat_detector interface contains the following files:
58 observed then the data will be written to the tracing ring buffer.
70 The following tracing directory files are used by the hwlat_detector:
72 in /sys/kernel/tracing:
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| H A D | events-msr.rst | 5 The x86 kernel supports tracing most MSR (Model Specific Register) accesses.
11 /sys/kernel/tracing/events/msr/
37 cat /sys/kernel/tracing/trace | decode_msr.py /usr/src/linux/include/asm/msr-index.h
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| H A D | events.rst | 13 using the event tracing infrastructure.
17 tracing information is saved into the tracing buffer, and how the
18 tracing information should be printed.
27 /sys/kernel/tracing/available_events.
30 to /sys/kernel/tracing/set_event. For example::
43 # echo > /sys/kernel/tracing/set_event
47 # echo *:* > /sys/kernel/tracing/set_event
306 # cd /sys/kernel/tracing/events/sched
316 # cd /sys/kernel/tracing/events/sched
327 # cd /sys/kernel/tracing/events/sched
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| H A D | kprobetrace.rst | 20 /sys/kernel/tracing/kprobe_events, and enable it via
21 /sys/kernel/tracing/events/kprobes/<EVENT>/enable.
23 You can also use /sys/kernel/tracing/dynamic_events instead of
160 /sys/kernel/tracing/kprobe_profile.
199 /sys/kernel/tracing/events/kprobes/<EVENT>/format.
202 cat /sys/kernel/tracing/events/kprobes/myprobe/format
225 echo > /sys/kernel/tracing/kprobe_events
240 echo 1 > /sys/kernel/tracing/events/kprobes/myprobe/enable
241 echo 1 > /sys/kernel/tracing/events/kprobes/myretprobe/enable
243 Use the following command to start tracing in an interval.
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| H A D | histogram.rst | 212 tracing/error_log file. See Error Conditions in
1196 # cat /sys/kernel/tracing/trace
1832 /sys/kernel/tracing/synthetic_events
1837 # cat /sys/kernel/tracing/synthetic_events
1844 /sys/kernel/tracing/synthetic_events
1950 # cd /sys/kernel/tracing
2198 # cat /sys/kernel/tracing/synthetic_events
2404 # cat /sys/kernel/tracing/snapshot
2518 # cat /sys/kernel/tracing/snapshot
2556 # cd /sys/kernel/tracing
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| H A D | events-nmi.rst | 7 /sys/kernel/tracing/events/nmi
34 cd /sys/kernel/tracing/events/nmi/nmi_handler
40 $ cat /sys/kernel/tracing/trace_pipe
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| /openbmc/linux/tools/testing/selftests/powerpc/mm/ |
| H A D | stress_code_patching.sh | 33 echo function > $DEBUFS_DIR/tracing/current_tracer
34 echo nop > $DEBUFS_DIR/tracing/current_tracer
41 echo nop > $DEBUFS_DIR/tracing/current_tracer
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| /openbmc/linux/tools/testing/selftests/bpf/ |
| H A D | test_ftrace.sh | 3 if [[ -e /sys/kernel/tracing/trace ]]; then
4 TR=/sys/kernel/tracing/
6 TR=/sys/kernel/debug/tracing/
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| /openbmc/qemu/docs/ |
| H A D | qemu-option-trace.rst.inc | 2 Specify tracing options.
9 or ``ftrace`` tracing backend. To specify multiple events or patterns,
20 ``ftrace`` tracing backend.
26 the ``simple`` tracing backend.
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| /openbmc/linux/Documentation/firmware-guide/acpi/ |
| H A D | method-tracing.rst | 15 method tracing facility.
20 ACPICA provides method tracing capability. And two functions are
163 All method tracing functions can be configured via ACPI module
185 The status of the tracing feature.
187 Users can enable/disable this debug tracing feature by executing
195 Disable the method tracing feature.
198 Enable the method tracing feature.
204 Enable the method tracing feature.
210 Enable the method tracing feature.
216 Enable the method tracing feature.
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| /openbmc/linux/tools/testing/ktest/examples/include/ |
| H A D | bootconfig.conf | 60 TEST_NAME = bootconfig tracing
62 BOOTCONFIG_FILE = tracing.bconf
63 BOOTCONFIG_VERIFY = verify-tracing.sh
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| /openbmc/qemu/qapi/ |
| H A D | trace.json | 16 # State of a tracing event.
32 # Information of a tracing event.
81 # Set the dynamic tracing state of events.
85 # @enable: Whether to enable tracing.
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| /openbmc/linux/drivers/char/mwave/ |
| H A D | README | 8 0x0001 mwavedd api tracing
9 0x0002 smapi api tracing
10 0x0004 3780i tracing
11 0x0008 tp3780i tracing
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| /openbmc/u-boot/doc/ |
| H A D | README.trace | 8 U-Boot supports a simple tracing feature which allows a record of excecution
31 way of trying out tracing before you use it on your actual board. To do
43 Build sandbox U-Boot with tracing enabled:
120 used after relocation, as a place to put function tracing
125 Define this to start tracing early, before relocation.
163 best time to stop tracing is right at the end. In practice it is hard
195 Display tracing statistics
198 Pause tracing
201 Resume tracing
307 (it is common for tracing to add 10% to the time)
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| /openbmc/qemu/accel/tcg/ |
| H A D | trace-events | 1 # See docs/devel/tracing.rst for syntax documentation.
3 # TCG related tracing
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| /openbmc/linux/Documentation/tools/rtla/ |
| H A D | rtla-timerlat-top.rst | 37 Set stop tracing conditions and run without collecting and displaying statistics.
38 Print the auto-analysis if the system hits the stop tracing condition. This option
76 rtla timerlat hit stop tracing
77 ## CPU 23 hit stop tracing, analyzing it ##
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| /openbmc/openbmc/poky/meta/recipes-kernel/lttng/ |
| H A D | lttng-platforms.inc | 2 # Whether the platform supports kernel tracing
11 # Whether the platform supports userspace tracing
|