6 perf-diff - Read perf.data (created by perf record) and display the profile
11 'perf diff' [oldfile] [newfile]
15 This command displays the performance difference among two perf.data files
16 captured via perf record.
18 If no parameters are passed it will assume perf.data.old and perf.data.
24 Show percentages instead of raw counters
27 Be verbose, for instance, show the raw counters in addition to the
31 linkperf:perf-record[1]