75 lines
2.1 KiB
Bash
75 lines
2.1 KiB
Bash
#!/bin/sh
|
|
# SPDX-License-Identifier: GPL-2.0
|
|
# description: event trigger - test multiple histogram triggers
|
|
# flags: instance
|
|
|
|
do_reset() {
|
|
reset_trigger
|
|
echo > set_event
|
|
clear_trace
|
|
}
|
|
|
|
fail() { #msg
|
|
do_reset
|
|
echo $1
|
|
exit_fail
|
|
}
|
|
|
|
if [ ! -f set_event -o ! -d events/sched ]; then
|
|
echo "event tracing is not supported"
|
|
exit_unsupported
|
|
fi
|
|
|
|
if [ ! -f events/sched/sched_process_fork/trigger ]; then
|
|
echo "event trigger is not supported"
|
|
exit_unsupported
|
|
fi
|
|
|
|
if [ ! -f events/sched/sched_process_fork/hist ]; then
|
|
echo "hist trigger is not supported"
|
|
exit_unsupported
|
|
fi
|
|
|
|
reset_tracer
|
|
do_reset
|
|
|
|
reset_trigger
|
|
|
|
echo "Test histogram multiple tiggers"
|
|
|
|
echo 'hist:keys=parent_pid:vals=child_pid' > events/sched/sched_process_fork/trigger
|
|
echo 'hist:keys=parent_comm:vals=child_pid' >> events/sched/sched_process_fork/trigger
|
|
for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
|
|
grep parent_pid events/sched/sched_process_fork/hist > /dev/null || \
|
|
fail "hist trigger on sched_process_fork did not work"
|
|
grep child events/sched/sched_process_fork/hist > /dev/null || \
|
|
fail "hist trigger on sched_process_fork did not work"
|
|
COMM=`cat /proc/$$/comm`
|
|
grep "parent_comm: $COMM" events/sched/sched_process_fork/hist > /dev/null || \
|
|
fail "string key on sched_process_fork did not work"
|
|
|
|
reset_trigger
|
|
|
|
echo "Test histogram with its name"
|
|
|
|
echo 'hist:name=test_hist:keys=common_pid' > events/sched/sched_process_fork/trigger
|
|
for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
|
|
grep test_hist events/sched/sched_process_fork/hist > /dev/null || \
|
|
fail "named event on sched_process_fork did not work"
|
|
|
|
echo "Test same named histogram on different events"
|
|
|
|
echo 'hist:name=test_hist:keys=common_pid' > events/sched/sched_process_exit/trigger
|
|
for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
|
|
grep test_hist events/sched/sched_process_exit/hist > /dev/null || \
|
|
fail "named event on sched_process_fork did not work"
|
|
|
|
diffs=`diff events/sched/sched_process_exit/hist events/sched/sched_process_fork/hist | wc -l`
|
|
test $diffs -eq 0 || fail "Same name histograms are not same"
|
|
|
|
reset_trigger
|
|
|
|
do_reset
|
|
|
|
exit 0
|