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Installing XDB fails with ORA-4031 (Doc ID 1157973.1)

Last updated on FEBRUARY 13, 2020

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 10.2]
IBM AIX on POWER Systems (64-bit)


The following errors are encountered when installing XDB:

ORA-04031: unable to allocate 1207992352 bytes of shared memory ("shared pool", 
   "XDbD/PLZ01TcHgNAgAIIegtw==","qmxlu subheap","qmemNextBuf:Large Alloc")
ORA-06512: at "XDB.DBMS_XMLSCHEMA_INT", line 3
ORA-06512: at "XDB.DBMS_XMLSCHEMA", line 14
ORA-06512: at line 2

The SHARED_POOL_SIZE is set to at least 150 MB as required for XDB.


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