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無作為にフリーズし、/var/log/messages に canary エラーが表示される

Solution Verified - Updated -

Issue

  • 無作為にフリーズし、メッセージファイルに canary エラーが表示されます。
    /var/log/messages file のエラーは以下のようになります。
    rtkit-daemon[1145]:The canary thread is apparently starving.Taking action.
    rtkit-daemon[1145]:Demoting known real-time threads.

Environment

  • Red Hat Enterprise Linux (RHEL) 6
  • pulseaudio

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