High CPU Usage by MMON with ORA-12751 Error
(Doc ID 2111949.1)
Last updated on MARCH 03, 2022
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 and later
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
- High CPU usage by MMON
- The "sampling dbms feature usage" Job times out
- MMON worker M000 received an ORA-12751:
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