45 lines · plain
1#!/bin/sh2# SPDX-License-Identifier: GPL-2.03# description: event trigger - test multiple histogram triggers4# requires: set_event events/sched/sched_process_fork/trigger events/sched/sched_process_fork/hist5# flags: instance6 7fail() { #msg8 echo $19 exit_fail10}11 12echo "Test histogram multiple triggers"13 14echo 'hist:keys=parent_pid:vals=child_pid' > events/sched/sched_process_fork/trigger15echo 'hist:keys=parent_comm:vals=child_pid' >> events/sched/sched_process_fork/trigger16for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done17grep parent_pid events/sched/sched_process_fork/hist > /dev/null || \18 fail "hist trigger on sched_process_fork did not work"19grep child events/sched/sched_process_fork/hist > /dev/null || \20 fail "hist trigger on sched_process_fork did not work"21COMM=`cat /proc/$$/comm`22grep "parent_comm: $COMM" events/sched/sched_process_fork/hist > /dev/null || \23 fail "string key on sched_process_fork did not work"24 25reset_trigger26 27echo "Test histogram with its name"28 29echo 'hist:name=test_hist:keys=common_pid' > events/sched/sched_process_fork/trigger30for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done31grep test_hist events/sched/sched_process_fork/hist > /dev/null || \32 fail "named event on sched_process_fork did not work"33 34echo "Test same named histogram on different events"35 36echo 'hist:name=test_hist:keys=common_pid' > events/sched/sched_process_exit/trigger37for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done38grep test_hist events/sched/sched_process_exit/hist > /dev/null || \39 fail "named event on sched_process_fork did not work"40 41diffs=`diff events/sched/sched_process_exit/hist events/sched/sched_process_fork/hist | wc -l`42test $diffs -eq 0 || fail "Same name histograms are not same"43 44exit 045