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

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Signed-off-by: Donghyun Kim <dongdong9335@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Taeung Song <taeung@kosslab.kr>
Link: http://lkml.kernel.org/r/1475187357-21882-1-git-send-email-dongdong9335@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Donghyun Kim 2016-09-30 07:15:57 +09:00 committed by Arnaldo Carvalho de Melo
parent 8649b6434e
commit 49343235d0
1 changed files with 1 additions and 0 deletions
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tools/perf/Documentation/tips.txt
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@ -29,3 +29,4 @@ See assembly instructions with percentage: perf annotate <symbol>
If you prefer Intel style assembly, try: perf annotate -M intel If you prefer Intel style assembly, try: perf annotate -M intel
For hierarchical output, try: perf report --hierarchy For hierarchical output, try: perf report --hierarchy
Order by the overhead of source file name and line number: perf report -s srcline Order by the overhead of source file name and line number: perf report -s srcline
System-wide collection from all CPUs: perf record -a