linux-stable-rt/tools/perf/Documentation/perf-diff.txt

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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]