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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 1a27bfe05039..f441baa794ce 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -105,6 +105,8 @@ OPTIONS
guest machine
- sample: Number of sample
- period: Raw number of event count of sample
+ - time: Separate the samples by time stamp with the resolution specified by
+ --time-quantum (default 100ms). Specify with overhead and before it.
By default, comm, dso and symbol keys are used.
(i.e. --sort comm,dso,symbol)
@@ -459,6 +461,10 @@ include::itrace.txt[]
--socket-filter::
Only report the samples on the processor socket that match with this filter
+--samples=N::
+ Save N individual samples for each histogram entry to show context in perf
+ report tui browser.
+
--raw-trace::
When displaying traceevent output, do not use print fmt or plugins.
@@ -477,6 +483,9 @@ include::itrace.txt[]
Please note that not all mmaps are stored, options affecting which ones
are include 'perf record --data', for instance.
+--ns::
+ Show time stamps in nanoseconds.
+
--stats::
Display overall events statistics without any further processing.
(like the one at the end of the perf report -D command)
@@ -494,6 +503,10 @@ include::itrace.txt[]
The period/hits keywords set the base the percentage is computed
on - the samples period or the number of samples (hits).
+--time-quantum::
+ Configure time quantum for time sort key. Default 100ms.
+ Accepts s, us, ms, ns units.
+
include::callchain-overhead-calculation.txt[]
SEE ALSO