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authorAdrian Hunter <adrian.hunter@intel.com>2015-09-25 16:15:36 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-09-28 16:46:05 -0300
commit83e1986032dfcd3f9e9fc0d06e11d9153edae19b (patch)
tree8ad7b1b2ae0120bb8d2b39293ff4013b3f9ef9dc /tools/perf/Documentation/perf-script.txt
parent116f349c5bf8c7aec4047dd6e06c310354b46e4f (diff)
downloadlinux-83e1986032dfcd3f9e9fc0d06e11d9153edae19b.tar.gz
perf script: Allow time to be displayed in nanoseconds
Add option --ns to display time to 9 decimal places. That is useful in some cases, for example when using Intel PT cycle accurate mode. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Link: http://lkml.kernel.org/r/1443186956-18718-6-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation/perf-script.txt')
-rw-r--r--tools/perf/Documentation/perf-script.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index dc3ec783b7bd..b3b42f9285df 100644
--- a/tools/perf/Documentation/perf-script.txt
+++ b/tools/perf/Documentation/perf-script.txt
@@ -249,6 +249,9 @@ include::itrace.txt[]
--full-source-path::
Show the full path for source files for srcline output.
+--ns::
+ Use 9 decimal places when displaying time (i.e. show the nanoseconds)
+
SEE ALSO
--------
linkperf:perf-record[1], linkperf:perf-script-perl[1],