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How to Avoid or Prevent "Process 0x%p appears to be hung in Auto SQL Tuning task" Messages (Doc ID 1344499.1)

Last updated on DECEMBER 14, 2020

Applies to:

Oracle Database - Enterprise Edition - Version and later
Oracle Database - Standard Edition - Version and later
Oracle Database - Personal Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Information in this document applies to any platform.


Occasionally, when running the "SYS_AUTO_SQL_TUNING_TASK" warning messages such as the following may appear in the alert log:

These messages indicate that an auto kill of a "hung"/long running tuning task has taken place. This is a protective measure purely to avoid the task from over-running its time limit because of a single task and  protects a the system from harm caused by such over-running.


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