Troubleshooting alert log show “Oradism binary does not have root privilege”

  • 2017/09/12
  • ORACLE 9i-23ai
  • 904 views
  • Troubleshooting alert log show “Oradism binary does not have root privilege”已关闭评论

alert log frequently show the below worning ———– […]

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library cache: mutex X等待事件, blocker session on cpu

  • 2017/09/08
  • ORACLE 9i-23ai
  • 1,211 views
  • library cache: mutex X等待事件, blocker session on cpu已关闭评论

library cache: mutex X等待事件是当一个会话以 exclusive mode持有library cache mutex时，另一个会话当前无论何时申请此mutex时必须等待其释放。很多时候对 library cache做不同的操作时都需要申请一个mutex, 所以最重要的是确认mutex的位置”location”, 该位置有助于分析该类等待事件的原因

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