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-rw-r--r--tools/perf/Documentation/perf-stat.txt6
1 files changed, 4 insertions, 2 deletions
diff --git a/tools/perf/Documentation/perf-stat.txt b/tools/perf/Documentation/perf-stat.txt
index 61d091670dee..1a766d4a2233 100644
--- a/tools/perf/Documentation/perf-stat.txt
+++ b/tools/perf/Documentation/perf-stat.txt
@@ -640,18 +640,20 @@ JSON FORMAT
With -j, perf stat is able to print out a JSON format output
that can be used for parsing.
-- timestamp : optional usec time stamp in fractions of second (with -I)
+- interval : optional timestamp in fractions of second (with -I)
- optional aggregate options:
- core : core identifier (with --per-core)
- die : die identifier (with --per-die)
- socket : socket identifier (with --per-socket)
- node : node identifier (with --per-node)
- thread : thread identifier (with --per-thread)
+- counters : number of aggregated PMU counters
- counter-value : counter value
- unit : unit of the counter value or empty
- event : event name
- variance : optional variance if multiple values are collected (with -r)
-- runtime : run time of counter
+- event-runtime : run time of the event
+- pcnt-running : percentage of time the event was running
- metric-value : optional metric value
- metric-unit : optional unit of metric