176929ab5SMasami Hiramatsu#!/bin/sh 2b2441318SGreg Kroah-Hartman# SPDX-License-Identifier: GPL-2.0 376929ab5SMasami Hiramatsu# description: event trigger - test histogram modifiers 4ca2958f1SSteven Rostedt (VMware)# flags: instance 576929ab5SMasami Hiramatsu 676929ab5SMasami Hiramatsudo_reset() { 776929ab5SMasami Hiramatsu reset_trigger 876929ab5SMasami Hiramatsu echo > set_event 976929ab5SMasami Hiramatsu clear_trace 1076929ab5SMasami Hiramatsu} 1176929ab5SMasami Hiramatsu 1276929ab5SMasami Hiramatsufail() { #msg 1376929ab5SMasami Hiramatsu do_reset 1476929ab5SMasami Hiramatsu echo $1 1542534b1fSMasami Hiramatsu exit_fail 1676929ab5SMasami Hiramatsu} 1776929ab5SMasami Hiramatsu 1876929ab5SMasami Hiramatsuif [ ! -f set_event -o ! -d events/sched ]; then 1976929ab5SMasami Hiramatsu echo "event tracing is not supported" 2076929ab5SMasami Hiramatsu exit_unsupported 2176929ab5SMasami Hiramatsufi 2276929ab5SMasami Hiramatsu 2376929ab5SMasami Hiramatsuif [ ! -f events/sched/sched_process_fork/trigger ]; then 2476929ab5SMasami Hiramatsu echo "event trigger is not supported" 2576929ab5SMasami Hiramatsu exit_unsupported 2676929ab5SMasami Hiramatsufi 2776929ab5SMasami Hiramatsu 280ded5174SSteven Rostedt (Red Hat)if [ ! -f events/sched/sched_process_fork/hist ]; then 2976929ab5SMasami Hiramatsu echo "hist trigger is not supported" 3076929ab5SMasami Hiramatsu exit_unsupported 3176929ab5SMasami Hiramatsufi 3276929ab5SMasami Hiramatsu 330ded5174SSteven Rostedt (Red Hat)reset_tracer 340ded5174SSteven Rostedt (Red Hat)do_reset 350ded5174SSteven Rostedt (Red Hat) 3676929ab5SMasami Hiramatsuecho "Test histogram with execname modifier" 3776929ab5SMasami Hiramatsu 3876929ab5SMasami Hiramatsuecho 'hist:keys=common_pid.execname' > events/sched/sched_process_fork/trigger 3976929ab5SMasami Hiramatsufor i in `seq 1 10` ; do ( echo "forked" > /dev/null); done 4076929ab5SMasami HiramatsuCOMM=`cat /proc/$$/comm` 4176929ab5SMasami Hiramatsugrep "common_pid: $COMM" events/sched/sched_process_fork/hist > /dev/null || \ 4276929ab5SMasami Hiramatsu fail "execname modifier on sched_process_fork did not work" 4376929ab5SMasami Hiramatsu 4476929ab5SMasami Hiramatsureset_trigger 4576929ab5SMasami Hiramatsu 4676929ab5SMasami Hiramatsuecho "Test histogram with hex modifier" 4776929ab5SMasami Hiramatsu 4876929ab5SMasami Hiramatsuecho 'hist:keys=parent_pid.hex' > events/sched/sched_process_fork/trigger 4976929ab5SMasami Hiramatsufor i in `seq 1 10` ; do ( echo "forked" > /dev/null); done 5076929ab5SMasami Hiramatsu# Note that $$ is the parent pid. $PID is current PID. 5176929ab5SMasami HiramatsuHEX=`printf %x $PID` 5276929ab5SMasami Hiramatsugrep "parent_pid: $HEX" events/sched/sched_process_fork/hist > /dev/null || \ 5376929ab5SMasami Hiramatsu fail "hex modifier on sched_process_fork did not work" 5476929ab5SMasami Hiramatsu 5576929ab5SMasami Hiramatsureset_trigger 5676929ab5SMasami Hiramatsu 5776929ab5SMasami Hiramatsuecho "Test histogram with syscall modifier" 5876929ab5SMasami Hiramatsu 5976929ab5SMasami Hiramatsuecho 'hist:keys=id.syscall' > events/raw_syscalls/sys_exit/trigger 6076929ab5SMasami Hiramatsufor i in `seq 1 10` ; do ( echo "forked" > /dev/null); done 61780ade55SMasami Hiramatsugrep "id: \(unknown_\|sys_\)" events/raw_syscalls/sys_exit/hist > /dev/null || \ 6276929ab5SMasami Hiramatsu fail "syscall modifier on raw_syscalls/sys_exit did not work" 6376929ab5SMasami Hiramatsu 6493c5f671SMasami Hiramatsu 6593c5f671SMasami Hiramatsureset_trigger 6693c5f671SMasami Hiramatsu 6793c5f671SMasami Hiramatsuecho "Test histgram with log2 modifier" 6893c5f671SMasami Hiramatsu 6993c5f671SMasami Hiramatsuecho 'hist:keys=bytes_req.log2' > events/kmem/kmalloc/trigger 7093c5f671SMasami Hiramatsufor i in `seq 1 10` ; do ( echo "forked" > /dev/null); done 7193c5f671SMasami Hiramatsugrep 'bytes_req: ~ 2^[0-9]*' events/kmem/kmalloc/hist > /dev/null || \ 7293c5f671SMasami Hiramatsu fail "log2 modifier on kmem/kmalloc did not work" 7393c5f671SMasami Hiramatsu 7476929ab5SMasami Hiramatsudo_reset 7576929ab5SMasami Hiramatsu 7676929ab5SMasami Hiramatsuexit 0 77