| Ingo Molnar | e33e0a4 | 2009-04-20 15:58:01 +0200 | [diff] [blame] | 1 | perf-record(1) |
| Ingo Molnar | c1c2365 | 2009-05-30 12:38:51 +0200 | [diff] [blame] | 2 | ============== |
| Ingo Molnar | e33e0a4 | 2009-04-20 15:58:01 +0200 | [diff] [blame] | 3 | |
| 4 | NAME |
| 5 | ---- |
| Ingo Molnar | 23ac9cb | 2009-05-27 09:33:18 +0200 | [diff] [blame] | 6 | perf-record - Run a command and record its profile into perf.data |
| Ingo Molnar | e33e0a4 | 2009-04-20 15:58:01 +0200 | [diff] [blame] | 7 | |
| 8 | SYNOPSIS |
| 9 | -------- |
| 10 | [verse] |
| 11 | 'perf record' [-e <EVENT> | --event=EVENT] [-l] [-a] <command> |
| Mike Galbraith | 9e096753 | 2009-05-28 16:25:34 +0200 | [diff] [blame] | 12 | 'perf record' [-e <EVENT> | --event=EVENT] [-l] [-a] -- <command> [<options>] |
| Ingo Molnar | e33e0a4 | 2009-04-20 15:58:01 +0200 | [diff] [blame] | 13 | |
| 14 | DESCRIPTION |
| 15 | ----------- |
| 16 | This command runs a command and gathers a performance counter profile |
| Ingo Molnar | 23ac9cb | 2009-05-27 09:33:18 +0200 | [diff] [blame] | 17 | from it, into perf.data - without displaying anything. |
| Ingo Molnar | e33e0a4 | 2009-04-20 15:58:01 +0200 | [diff] [blame] | 18 | |
| 19 | This file can then be inspected later on, using 'perf report'. |
| 20 | |
| 21 | |
| 22 | OPTIONS |
| 23 | ------- |
| 24 | <command>...:: |
| 25 | Any command you can specify in a shell. |
| 26 | |
| 27 | -e:: |
| 28 | --event=:: |
| Thomas Gleixner | 386b05e | 2009-06-06 14:56:33 +0200 | [diff] [blame] | 29 | Select the PMU event. Selection can be a symbolic event name |
| 30 | (use 'perf list' to list all events) or a raw PMU |
| 31 | event (eventsel+umask) in the form of rNNN where NNN is a |
| 32 | hexadecimal event descriptor. |
| Ingo Molnar | e33e0a4 | 2009-04-20 15:58:01 +0200 | [diff] [blame] | 33 | |
| 34 | -a:: |
| 35 | system-wide collection |
| 36 | |
| 37 | -l:: |
| 38 | scale counter values |
| 39 | |
| Ingo Molnar | e33e0a4 | 2009-04-20 15:58:01 +0200 | [diff] [blame] | 40 | SEE ALSO |
| 41 | -------- |
| Thomas Gleixner | 386b05e | 2009-06-06 14:56:33 +0200 | [diff] [blame] | 42 | linkperf:perf-stat[1], linkperf:perf-list[1] |