d30531c672
Fix the short line displayed by 'perf' and also fix some other details in the longer text. Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <new-submission> Signed-off-by: Ingo Molnar <mingo@elte.hu>
31 lines
582 B
Text
31 lines
582 B
Text
perf-diff(1)
|
|
==============
|
|
|
|
NAME
|
|
----
|
|
perf-diff - Read two perf.data files and display the differential profile
|
|
|
|
SYNOPSIS
|
|
--------
|
|
[verse]
|
|
'perf diff' [oldfile] [newfile]
|
|
|
|
DESCRIPTION
|
|
-----------
|
|
This command displays the performance difference amongst two perf.data files
|
|
captured via perf record.
|
|
|
|
If no parameters are passed it will assume perf.data.old and perf.data.
|
|
|
|
OPTIONS
|
|
-------
|
|
-p::
|
|
--percentage::
|
|
Show percentages instead of raw counts
|
|
-v::
|
|
--verbose::
|
|
Be verbose, for instance, show the raw counts in addition to the
|
|
diff.
|
|
SEE ALSO
|
|
--------
|
|
linkperf:perf-record[1]
|