ASM session hang waiting for PGA memory operation
Last updated on AUGUST 03, 2017
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 to 188.8.131.52 [Release 11.2 to 12.2]
Information in this document applies to any platform.
Queries to V$ASM_DISKGROUP & V$ASM_DISK were hanging
ASM session hung waiting for "PGA memory operation"
Issue started after creating ACFS volume
- ASM instance is started
- Hang while executing the below query
--> select name, compatibility, database_compatibility from v$asm_diskgroup;
Session wait event:
1099 PGA memory operation ash8vj2xng1s1 ACTIVE WAITED SHORT TIME
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