Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
37 lines
897 B
Python
Executable File
37 lines
897 B
Python
Executable File
#!/usr/bin/env python3
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# SPDX-License-Identifier: GPL-2.0
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# -*- python -*-
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# -*- coding: utf-8 -*-
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import argparse
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import perf
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def main(event: str):
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evlist = perf.parse_events(event)
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for evsel in evlist:
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evsel.read_format = perf.FORMAT_TOTAL_TIME_ENABLED | perf.FORMAT_TOTAL_TIME_RUNNING
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evlist.open()
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evlist.enable()
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count = 100000
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while count > 0:
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count -= 1
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evlist.disable()
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for evsel in evlist:
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for cpu in evsel.cpus():
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for thread in evsel.threads():
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counts = evsel.read(cpu, thread)
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print(f"For {evsel} val: {counts.val} enable: {counts.ena} run: {counts.run}")
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evlist.close()
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if __name__ == '__main__':
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ap = argparse.ArgumentParser()
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ap.add_argument('-e', '--event', help="Events to open", default="cpu-clock,task-clock")
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args = ap.parse_args()
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main(args.event)
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