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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