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Commit | Line | Data |
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f06eec4d | 1 | #!/bin/sh |
403726d8 | 2 | # SPDX-License-Identifier: GPL-2.0 |
f06eec4d RJ |
3 | # description: event trigger - test inter-event histogram trigger onmatch-onmax action |
4 | ||
f06eec4d | 5 | fail() { #msg |
f06eec4d RJ |
6 | echo $1 |
7 | exit_fail | |
8 | } | |
9 | ||
10 | if [ ! -f set_event ]; then | |
11 | echo "event tracing is not supported" | |
12 | exit_unsupported | |
13 | fi | |
14 | ||
15 | if [ ! -f synthetic_events ]; then | |
16 | echo "synthetic event is not supported" | |
17 | exit_unsupported | |
18 | fi | |
19 | ||
f06eec4d RJ |
20 | echo "Test create synthetic event" |
21 | ||
22 | echo 'wakeup_latency u64 lat pid_t pid char comm[16]' > synthetic_events | |
23 | if [ ! -d events/synthetic/wakeup_latency ]; then | |
24 | fail "Failed to create wakeup_latency synthetic event" | |
25 | fi | |
26 | ||
27 | echo "Test create histogram for synthetic event" | |
28 | echo "Test histogram variables,simple expression support and onmatch-onmax action" | |
29 | ||
30 | echo 'hist:keys=pid:ts0=common_timestamp.usecs if comm=="ping"' > events/sched/sched_wakeup/trigger | |
31 | echo 'hist:keys=next_pid:wakeup_lat=common_timestamp.usecs-$ts0:onmatch(sched.sched_wakeup).wakeup_latency($wakeup_lat,next_pid,next_comm):onmax($wakeup_lat).save(next_comm,prev_pid,prev_prio,prev_comm) if next_comm=="ping"' >> events/sched/sched_switch/trigger | |
32 | echo 'hist:keys=comm,pid,lat:wakeup_lat=lat:sort=lat' > events/synthetic/wakeup_latency/trigger | |
cec3adf5 MH |
33 | |
34 | ping $LOCALHOST -c 5 | |
f06eec4d RJ |
35 | if [ ! grep -q "ping" events/synthetic/wakeup_latency/hist -o ! grep -q "max:" events/sched/sched_switch/hist]; then |
36 | fail "Failed to create onmatch-onmax action inter-event histogram" | |
37 | fi | |
38 | ||
f06eec4d | 39 | exit 0 |