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30 lines
1.0 KiB
30 lines
1.0 KiB
#!/bin/sh |
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# SPDX-License-Identifier: GPL-2.0 |
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# description: trace_marker trigger - test histogram with synthetic event |
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# requires: set_event synthetic_events events/ftrace/print/trigger events/ftrace/print/hist |
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# flags: |
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fail() { #msg |
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echo $1 |
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exit_fail |
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} |
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echo "Test histogram trace_marker to trace_marker latency histogram trigger" |
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echo 'latency u64 lat' > synthetic_events |
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echo 'hist:keys=common_pid:ts0=common_timestamp.usecs if buf == "start"' > events/ftrace/print/trigger |
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echo 'hist:keys=common_pid:lat=common_timestamp.usecs-$ts0:onmatch(ftrace.print).latency($lat) if buf == "end"' >> events/ftrace/print/trigger |
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echo 'hist:keys=common_pid,lat:sort=lat' > events/synthetic/latency/trigger |
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echo -n "start" > trace_marker |
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echo -n "end" > trace_marker |
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cnt=`grep 'hitcount: *1$' events/ftrace/print/hist | wc -l` |
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if [ $cnt -ne 2 ]; then |
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fail "hist trace_marker trigger did not trigger correctly" |
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fi |
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grep 'hitcount: *1$' events/synthetic/latency/hist > /dev/null || \ |
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fail "hist trigger did not trigger " |
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exit 0
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