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-rw-r--r--tools/perf/Documentation/perf-report.txt9
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index 09af66298564..9babe915b6c4 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -79,6 +79,15 @@ OPTIONS
abort cost. This is the global weight.
- local_weight: Local weight version of the weight above.
- transaction: Transaction abort flags.
+ - overhead: Overhead percentage of sample
+ - overhead_sys: Overhead percentage of sample running in system mode
+ - overhead_us: Overhead percentage of sample running in user mode
+ - overhead_guest_sys: Overhead percentage of sample running in system mode
+ on guest machine
+ - overhead_guest_us: Overhead percentage of sample running in user mode on
+ guest machine
+ - sample: Number of sample
+ - period: Raw number of event count of sample
By default, comm, dso and symbol keys are used.
(i.e. --sort comm,dso,symbol)