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tldr/pages/linux/perf.md
Lucas Gabriel Schneider a5fe31bc47
multiple pages: format technical tokens (#5119)
Co-authored-by: bl-ue <54780737+bl-ue@users.noreply.github.com>
Co-authored-by: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>
2021-01-31 12:05:18 -05:00

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# perf
> Framework for linux performance counter measurements.
- Display basic performance counter stats for a command:
`perf stat {{gcc hello.c}}`
- Display system-wide real time performance counter profile:
`sudo perf top`
- Run a command and record its profile into `perf.data`:
`sudo perf record {{command}}`
- Read `perf.data` (created by `perf record`) and display the profile:
`sudo perf report`