AWR Snapshots are not Generated. Trace file shows: "KEBM: MMON action policy violation. 'Block Cleanout Optim, Undo Segment Scan' viol=1; err=12751"
(Doc ID 1932462.1)
Last updated on FEBRUARY 18, 2019
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
- AWR snapshots are not generated as per interval specified
- During AWR flush, you may see ORA-12751 "cpu time or run time policy violation" : Indicating that MMON slave actions have been suspended.
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