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Enormous PGA utilization without SQL_TEXT

in Database Administration (MOSC) 5 commentsAnswered ✓

Hello,

I am experiencing weird behavior. The PGA is usually utilized around 40GB but now it is around 300GB. The SQL is never withing SQL area - nowhere to be found. Based on AWR report the top event is as below. The DB version is 19.20 running on rhel 7.

EventEvent ClassSession Type% ActivityAvg Active Sessions

acknowledge over PGA limitSchedulerFOREGROUND46.405.31CPU + Wait for CPUCPUFOREGROUND41.434.74

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