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Diffstat (limited to 'tools/perf/Documentation/perf-script.txt')
-rw-r--r-- | tools/perf/Documentation/perf-script.txt | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index 382ddfb..a856a10 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt @@ -259,9 +259,23 @@ include::itrace.txt[] --full-source-path:: Show the full path for source files for srcline output. +--max-stack:: + Set the stack depth limit when parsing the callchain, anything + beyond the specified depth will be ignored. This is a trade-off + between information loss and faster processing especially for + workloads that can have a very long callchain stack. + Note that when using the --itrace option the synthesized callchain size + will override this value if the synthesized callchain size is bigger. + + Default: /proc/sys/kernel/perf_event_max_stack when present, 127 otherwise. + --ns:: Use 9 decimal places when displaying time (i.e. show the nanoseconds) +-f:: +--force:: + Don't do ownership validation. + SEE ALSO -------- linkperf:perf-record[1], linkperf:perf-script-perl[1], |