ORA-4031 Hit In Large Pool during RMAN backup
Last updated on NOVEMBER 28, 2016
Applies to:Oracle Server - Enterprise Edition - Version: 10.2.0.1
Information in this document applies to any platform.
Problem is hit under the following circumstances:Large Pool is set to 200 Mb.
Free memory in Large PoolBelow query confirms there is a lot of free space within the Large Pool:
SQL>select * from v$sgastat where pool='large pool';
From the ORA-4031 tracefile we can see GRANULE SIZE is 4194304 bytes:
GRANULE SIZE is 4194304
RMAN parameter BLKSIZE is set to 4194304 bytes:
ALLOCATE CHANNEL ch00 TYPE 'SBT_TAPE' maxpiecesize 70G parms='BLKSIZE=4194304';
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