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"ORA-04031: Unable To Allocate 1667330712 Bytes Of Shared Memory ("shared Pool","unknown Object","sg (Doc ID 1627802.1)

Last updated on JUNE 30, 2023

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database 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.


Alert log reports next error:

ORA-04031: unable to allocate 1667330712 bytes of shared memory ("shared pool","unknown object","sga heap(1,1)","KZS MTS Network Context")



 Kerberos is enabled in a shared server environment.


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