diff options
Diffstat (limited to 'tools/perf/Documentation/perf-stat.txt')
-rw-r--r-- | tools/perf/Documentation/perf-stat.txt | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/tools/perf/Documentation/perf-stat.txt b/tools/perf/Documentation/perf-stat.txt index 4bc2085e5197..1e312c2672e4 100644 --- a/tools/perf/Documentation/perf-stat.txt +++ b/tools/perf/Documentation/perf-stat.txt @@ -43,6 +43,10 @@ report:: param1 and param2 are defined as formats for the PMU in /sys/bus/event_source/devices/<pmu>/format/* + 'percore' is a event qualifier that sums up the event counts for both + hardware threads in a core. For example: + perf stat -A -a -e cpu/event,percore=1/,otherevent ... + - a symbolically formed event like 'pmu/config=M,config1=N,config2=K/' where M, N, K are numbers (in decimal, hex, octal format). Acceptable values for each of 'config', 'config1' and 'config2' @@ -72,9 +76,8 @@ report:: --all-cpus:: system-wide collection from all CPUs (default if no target is specified) --c:: ---scale:: - scale/normalize counter values +--no-scale:: + Don't scale/normalize counter values -d:: --detailed:: |