ORA-600 [12209] ORA-10387 reported after increasing PX resources
(Doc ID 1204823.1)
Last updated on SEPTEMBER 03, 2021
Applies to:
Oracle Database - Enterprise Edition - Version 11.1.0.6 to 11.1.0.8 [Release 11.1]Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
ORA-600 12209 reported after increasing resources to avoid PX sessions being downgraded to serial.
Stack trace looks like:
opiomc <-- kksLockOperation <-- kgllkdl <-- kssdel <-- kssdch <-- ksuxds <-- ksudel <-- kxfpdqs <-- kxfprdp <-- opirip <-- opidrv <-- sou2o <-- opimai_real <-- main
Changes
Increase PX resources at instance level
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |