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37 lines
1.7 KiB
37 lines
1.7 KiB
#!/bin/sh |
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# SPDX-License-Identifier: GPL-2.0 |
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# description: event trigger - test inter-event combined histogram trigger |
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# requires: set_event synthetic_events events/sched/sched_process_fork/hist |
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fail() { #msg |
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echo $1 |
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exit_fail |
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} |
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echo "Test create synthetic event" |
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echo 'waking_latency u64 lat pid_t pid' > synthetic_events |
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if [ ! -d events/synthetic/waking_latency ]; then |
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fail "Failed to create waking_latency synthetic event" |
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fi |
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echo "Test combined histogram" |
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echo 'hist:keys=pid:ts0=common_timestamp.usecs if comm=="ping"' > events/sched/sched_waking/trigger |
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echo 'hist:keys=pid:waking_lat=common_timestamp.usecs-$ts0:onmatch(sched.sched_waking).waking_latency($waking_lat,pid) if comm=="ping"' > events/sched/sched_wakeup/trigger |
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echo 'hist:keys=pid,lat:sort=pid,lat' > events/synthetic/waking_latency/trigger |
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echo 'wakeup_latency u64 lat pid_t pid' >> synthetic_events |
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echo 'hist:keys=pid:ts1=common_timestamp.usecs if comm=="ping"' >> events/sched/sched_wakeup/trigger |
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echo 'hist:keys=next_pid:wakeup_lat=common_timestamp.usecs-$ts1:onmatch(sched.sched_wakeup).wakeup_latency($wakeup_lat,next_pid) if next_comm=="ping"' > events/sched/sched_switch/trigger |
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echo 'waking_plus_wakeup_latency u64 lat; pid_t pid' >> synthetic_events |
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echo 'hist:keys=pid,lat:sort=pid,lat:ww_lat=$waking_lat+$wakeup_lat:onmatch(synthetic.wakeup_latency).waking_plus_wakeup_latency($ww_lat,pid)' >> events/synthetic/wakeup_latency/trigger |
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echo 'hist:keys=pid,lat:sort=pid,lat' >> events/synthetic/waking_plus_wakeup_latency/trigger |
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ping $LOCALHOST -c 3 |
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if ! grep -q "pid:" events/synthetic/waking_plus_wakeup_latency/hist; then |
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fail "Failed to create combined histogram" |
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fi |
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exit 0
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