31 lines · plain
1#!/bin/sh2# SPDX-License-Identifier: GPL-2.03# description: event trigger - test inter-event histogram trigger onmatch action4# requires: set_event synthetic_events events/sched/sched_process_fork/hist ping:program5 6fail() { #msg7 echo $18 exit_fail9}10 11echo "Test create synthetic event"12 13echo 'wakeup_latency u64 lat pid_t pid char comm[16]' > synthetic_events14if [ ! -d events/synthetic/wakeup_latency ]; then15 fail "Failed to create wakeup_latency synthetic event"16fi17 18echo "Test create histogram for synthetic event"19echo "Test histogram variables,simple expression support and onmatch action"20 21echo 'hist:keys=pid:ts0=common_timestamp.usecs if comm=="ping"' > events/sched/sched_wakeup/trigger22echo 'hist:keys=next_pid:wakeup_lat=common_timestamp.usecs-$ts0:onmatch(sched.sched_wakeup).wakeup_latency($wakeup_lat,next_pid,next_comm) if next_comm=="ping"' > events/sched/sched_switch/trigger23echo 'hist:keys=comm,pid,lat:wakeup_lat=lat:sort=lat' > events/synthetic/wakeup_latency/trigger24 25ping $LOCALHOST -c 526if ! grep -q "ping" events/synthetic/wakeup_latency/hist; then27 fail "Failed to create onmatch action inter-event histogram"28fi29 30exit 031