ORA-4031 Errors Raised on Instance Startup for "PX msg pool" Followed by "CTWR dba buffer" Allocations in Large Pool
(Doc ID 1265314.1)
Last updated on FEBRUARY 14, 2022
Applies to:
Oracle Database - Enterprise Edition - Version 11.2.0.1 to 11.2.0.2 [Release 11.2]Information in this document applies to any platform.
Trying to start the instance raises ORA-4031 errors on the large pool , like in:
Changes
Changes to the following parameters may have affected this:
- MEMORY_TARGET
- SGA_TARGET
- PARALLEL_MIN_SERVERS
- PARALLEL_MAX_SERVERS
- CPU_COUNT
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |