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2018.11.29 perfコマンド 負荷調査

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。 [[http://nishitki.hatenablog.com/entry/2017/07/12/123715]] <code> # perf top Samples: 368 of event 'cpu-clock', Event count (approx.): 71929660 Overh... ernel] [k] kallsyms_expand_symbol 6.12% libc-2.12.so [.] __strstr_sse2 5.59% [kernel] [k] memcpy 5.59% perf