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-rw-r--r--tools/perf/Documentation/perf-report.txt13
1 files changed, 13 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index e72e93110782..59f0b846cd71 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -27,6 +27,9 @@ OPTIONS
-n
--show-nr-samples
Show the number of samples for each symbol
+-T
+--threads
+ Show per-thread event counters
-C::
--comms=::
Only consider symbols in these comms. CSV that understands
@@ -48,6 +51,16 @@ OPTIONS
all occurances of this separator in symbol names (and other output)
with a '.' character, that thus it's the only non valid separator.
+-g [type,min]::
+--call-graph::
+ Display callchains using type and min percent threshold.
+ type can be either:
+ - flat: single column, linear exposure of callchains.
+ - graph: use a graph tree, displaying absolute overhead rates.
+ - fractal: like graph, but displays relative rates. Each branch of
+ the tree is considered as a new profiled object. +
+ Default: fractal,0.5.
+
SEE ALSO
--------
linkperf:perf-stat[1]