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| author |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-05-22 14:30:11 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-05-22 14:30:11 -0300 |
| commit | 26252ea675663d1bc6747125fcaa2b7cc4ed8a03 (patch) | |
| tree | e34d5c4df4f5e9a7e510df8c6774f913eea19f31 /tools/perf/Documentation/perf-evlist.txt | |
| parent | perf tools: Bump default sample freq to 4 kHz (diff) | |
| download | wireguard-linux-26252ea675663d1bc6747125fcaa2b7cc4ed8a03.tar.xz wireguard-linux-26252ea675663d1bc6747125fcaa2b7cc4ed8a03.zip | |
perf evlist: Show event attribute details
There was no easy way to see the frequency used, and with the change of
default, we better provide one.
[root@sandy linux]# perf evlist -F
cycles: sample_freq=4000
[root@sandy linux]# perf evlist -v
cycles: sample_freq=4000, size: 80, sample_type: 391, read_format: 7, disabled: 1, inherit: 1, mmap: 1, comm: 1, freq: 1, sample_id_all: 1, exclude_guest: 1
[root@sandy linux]#
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-e1p9poez3nwrgycbmwqmhlsu@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation/perf-evlist.txt')
| -rw-r--r-- | tools/perf/Documentation/perf-evlist.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-evlist.txt b/tools/perf/Documentation/perf-evlist.txt index 0507ec7bad71..15217345c2fa 100644 --- a/tools/perf/Documentation/perf-evlist.txt +++ b/tools/perf/Documentation/perf-evlist.txt @@ -20,6 +20,14 @@ OPTIONS --input=:: Input file name. (default: perf.data unless stdin is a fifo) +-F:: +--freq=:: + Show just the sample frequency used for each event. + +-v:: +--verbose=:: + Show all fields. + SEE ALSO -------- linkperf:perf-record[1], linkperf:perf-list[1], |