diff options
author | Adrian Hunter <adrian.hunter@intel.com> | 2019-06-04 16:00:17 +0300 |
---|---|---|
committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-06-10 16:20:13 -0300 |
commit | a77a05e2337df1347f4de96bfa313db7008fe8bd (patch) | |
tree | fe2b2112319ea8ed48a12c215d83687d74118084 /tools/perf/Documentation/perf-diff.txt | |
parent | e39a12cbd2496edb4cab0f99efb0d217c55ba273 (diff) |
perf time-utils: Add support for multiple explicit time intervals
Currently only a single explicit time range is accepted. Add support for
multiple ranges separated by spaces, which requires the string to be
quoted. Update the time utils test accordingly.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/20190604130017.31207-20-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation/perf-diff.txt')
-rw-r--r-- | tools/perf/Documentation/perf-diff.txt | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/tools/perf/Documentation/perf-diff.txt b/tools/perf/Documentation/perf-diff.txt index 5732f69580ab..facd91e4e945 100644 --- a/tools/perf/Documentation/perf-diff.txt +++ b/tools/perf/Documentation/perf-diff.txt @@ -145,9 +145,11 @@ OPTIONS <start>,<stop>. Times have the format seconds.nanoseconds. If 'start' is not given (i.e. time string is ',x.y') then analysis starts at the beginning of the file. If stop time is not given (i.e. time - string is 'x.y,') then analysis goes to the end of the file. Time string is - 'a1.b1,c1.d1:a2.b2,c2.d2'. Use ':' to separate timestamps for different - perf.data files. + string is 'x.y,') then analysis goes to the end of the file. + Multiple ranges can be separated by spaces, which requires the argument + to be quoted e.g. --time "1234.567,1234.789 1235," + Time string is'a1.b1,c1.d1:a2.b2,c2.d2'. Use ':' to separate timestamps + for different perf.data files. For example, we get the timestamp information from 'perf script'. |