My Oracle Support Banner

Unable to Start One of the RAC Instances Due To ORA-4031"shared pool" "FileOpenBlock" (Doc ID 1114323.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Server - Enterprise Edition - Version: 10.2.0.4 to 11.2.0.2 - Release: 10.2 to 11.2
Information in this document applies to any platform.

Symptoms

One of your RAC instances does not start.

"srvctl" calls the sqlplus utility through the racg facility and racg logs shows that the following error message:

ORA-04031: unable to allocate 5324704 bytes of shared memory ("shared pool","unknown object"
,"sga heap(1,0)","FileOpenBlock")

The error is reported to the SQLplus console and not to the alert.log.

There is no problem in starting the other instance.

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
  Symptoms
  Cause
  Solution
  References

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.