Tuesday, June 14, 2011

High CPU Wait

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Your instance has spent much of its In Oracle time waiting for CPU.
High CPU Wait findings

Oracle Wait Event Tuning: Optimization with Oracle Wait Interface and Wait Event Analysis


Description
What to do next
Perform one of the following options:
n   Examine high wait for CPU statements in the Activity workspace.
n  Examine high
n   CPU statements usage in the Activity workspace.
n   Examine CPU utilization in the Statistics workspace.
n   Try to identify the system processes consuming CPU resources using the Insight Savvy for OS tool.
Advice
Perform one of the following options:
n   Identify other processes in the system.
n   The instance has spent much of its In Oracle time waiting for CPU; every process running in your system affects the available CPU resources.
Effort spent tuning non-Oracle factors can improve Oracle performance.
n   Identify heavy statements using CPU or Waiting for CPU and try to tune them.






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