blob: 4a26a2f3a6a39a2da7e3954fdc8fed59c6647f20 (
plain) (
tree)
|
|
perf-lock(1)
============
NAME
----
perf-lock - Analyze lock events
SYNOPSIS
--------
[verse]
'perf lock' {record|report|trace}
DESCRIPTION
-----------
You can analyze various lock behaviours
and statistics with this 'perf lock' command.
'perf lock record <command>' records lock events
between start and end <command>. And this command
produces the file "perf.data" which contains tracing
results of lock events.
'perf lock trace' shows raw lock events.
'perf lock report' reports statistical data.
COMMON OPTIONS
--------------
-i::
--input=<file>::
Input file name.
-v::
--verbose::
Be more verbose (show symbol address, etc).
-D::
--dump-raw-trace::
Dump raw trace in ASCII.
REPORT OPTIONS
--------------
-k::
--key=<value>::
Sorting key. Possible values: acquired (default), contended,
wait_total, wait_max, wait_min.
SEE ALSO
--------
linkperf:perf[1]
|
