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-rw-r--r--tools/perf/Documentation/perf-top.txt9
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-top.txt b/tools/perf/Documentation/perf-top.txt
index 324b6b53c86b..487737a725e9 100644
--- a/tools/perf/Documentation/perf-top.txt
+++ b/tools/perf/Documentation/perf-top.txt
@@ -53,6 +53,11 @@ Default is to monitor all CPUS.
--group::
Put the counters into a counter group.
+--group-sort-idx::
+ Sort the output by the event at the index n in group. If n is invalid,
+ sort by the first event. It can support multiple groups with different
+ amount of events. WARNING: This should be used on grouped events.
+
-F <freq>::
--freq=<freq>::
Profile at this frequency. Use 'max' to use the currently maximum
@@ -272,6 +277,10 @@ Default is to monitor all CPUS.
Record events of type PERF_RECORD_NAMESPACES and display it with the
'cgroup_id' sort key.
+--all-cgroups::
+ Record events of type PERF_RECORD_CGROUP and display it with the
+ 'cgroup' sort key.
+
--switch-on EVENT_NAME::
Only consider events after this event is found.