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perf samples too long, lowering kernel.perf_event_max_sample_rate

Solution Verified - Updated -

Issue

perf の使用中に、カーネルのログに次のメッセージが表示されます。

perf samples too long (2506 > 2500), lowering kernel.perf_event_max_sample_rate to 50000

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8

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