ORA-4031: unable to allocate bytes of shared memory shared pool FileOpenBlock
(Doc ID 1482202.1)
Last updated on FEBRUARY 22, 2019
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
Getting error ORA-4031: unable to allocate 2600 bytes of shared memory ("shared
pool","unknown object","sga heap(1,0)","FileOpenBlock").
High hard parsing due to FileOpenBlock eating up shared pool memory.
Query X$KSMDD for FileOpenBlock object and there will be an increase in size of this object:
select * from X$KSMDD where name='FileOpenBlock';
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