lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Mon, 9 Nov 2015 11:33:01 +0900 From: Taeung Song <treeze.taeung@...il.com> To: Arnaldo Carvalho de Melo <acme@...nel.org> Cc: linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...hat.com>, Taeung Song <treeze.taeung@...il.com>, Namhyung Kim <namhyung@...nel.org>, Jiri Olsa <jolsa@...hat.com> Subject: [PATCH v10 08/22] perf config: Document 'hist.percentage' variable in man page Explain 'hist.percentage' variable. Cc: Namhyung Kim <namhyung@...nel.org> Cc: Jiri Olsa <jolsa@...hat.com> Signed-off-by: Taeung Song <treeze.taeung@...il.com> --- tools/perf/Documentation/perf-config.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt index e47be25..b04c2bc 100644 --- a/tools/perf/Documentation/perf-config.txt +++ b/tools/perf/Documentation/perf-config.txt @@ -263,6 +263,23 @@ help.*:: <perf sub-command> can be record, script, report or inject or: perf-with-kcore fix_buildid_cache_permissions +hist.*:: + hist.percentage:: + This option control a way to calcurate overhead of filtered entries - + that means the value of this option is effective only if there's a + filter (by comm, dso or symbol name). Suppose a following example: + + Overhead Symbols + ........ ....... + 33.33% foo + 33.33% bar + 33.33% baz + + This is an original overhead and we'll filter out the first 'foo' + entry. The value of 'relative' would increase the overhead of 'bar' + and 'baz' to 50.00% for each, while 'absolute' would show their + current overhead (33.33%). + SEE ALSO -------- linkperf:perf[1] -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists