diff options
Diffstat (limited to 'tools/perf/Documentation/perf-stat.txt')
-rw-r--r-- | tools/perf/Documentation/perf-stat.txt | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/tools/perf/Documentation/perf-stat.txt b/tools/perf/Documentation/perf-stat.txt index 9f9f29025e49..5d4a673d7621 100644 --- a/tools/perf/Documentation/perf-stat.txt +++ b/tools/perf/Documentation/perf-stat.txt @@ -168,8 +168,9 @@ command line can be used: 'perf stat -e cycles -G cgroup_name -a -e cycles'. --for-each-cgroup name:: Expand event list for each cgroup in "name" (allow multiple cgroups separated -by comma). This has same effect that repeating -e option and -G option for -each event x name. This option cannot be used with -G/--cgroup option. +by comma). It also support regex patterns to match multiple groups. This has same +effect that repeating -e option and -G option for each event x name. This option +cannot be used with -G/--cgroup option. -o file:: --output file:: @@ -316,6 +317,10 @@ small group that need not have multiplexing is lowered. This option forbids the event merging logic from sharing events between groups and may be used to increase accuracy in this case. +--quiet:: +Don't print output. This is useful with perf stat record below to only +write data to the perf.data file. + STAT RECORD ----------- Stores stat data into perf data file. |