1 #!/bin/sh
2 # SPDX-License-Identifier: GPL-2.0
3 # description: event trigger - test inter-event histogram trigger onchange action
4 # requires: set_event "onchange(var)":README ping:program
5
6 fail() { #msg
7 echo $1
8 exit_fail
9 }
10
11 echo "Test onchange action"
12
13 echo 'hist:keys=comm:newprio=prio:onchange($newprio).save(comm,prio) if comm=="ping"' >> events/sched/sched_waking/trigger
14
15 ping $LOCALHOST -c 3
16 nice -n 1 ping $LOCALHOST -c 3
17
18 if ! grep -q "changed:" events/sched/sched_waking/hist; then
19 fail "Failed to create onchange action inter-event histogram"
20 fi
21
22 exit 0
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