[tip:perf/urgent] perf report/top: Add a tip about system-wide collection from all CPUs

From: tip-bot for Donghyun Kim
Date: Thu Oct 06 2016 - 18:44:41 EST


Commit-ID: 49343235d08a228c7fe84d0606e69253cc0bc751
Gitweb: http://git.kernel.org/tip/49343235d08a228c7fe84d0606e69253cc0bc751
Author: Donghyun Kim <dongdong9335@xxxxxxxxx>
AuthorDate: Fri, 30 Sep 2016 07:15:57 +0900
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 5 Oct 2016 19:50:25 -0300

perf report/top: Add a tip about system-wide collection from all CPUs

Signed-off-by: Donghyun Kim <dongdong9335@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Taeung Song <taeung@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1475187357-21882-1-git-send-email-dongdong9335@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/Documentation/tips.txt | 1 +
1 file changed, 1 insertion(+)

diff --git a/tools/perf/Documentation/tips.txt b/tools/perf/Documentation/tips.txt
index b031124..9d3e1ee 100644
--- a/tools/perf/Documentation/tips.txt
+++ b/tools/perf/Documentation/tips.txt
@@ -29,3 +29,4 @@ See assembly instructions with percentage: perf annotate <symbol>
If you prefer Intel style assembly, try: perf annotate -M intel
For hierarchical output, try: perf report --hierarchy
Order by the overhead of source file name and line number: perf report -s srcline
+System-wide collection from all CPUs: perf record -a