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shared memory error [message #230676] Thu, 12 April 2007 10:17 Go to next message
Messages: 106
Registered: December 2005
Senior Member
I have physical memory of 12 gb, i tried to put sga_max_size 2 gb, for oracle 9i on rhel 3.
The parameter kernal.shmmax is 2gb in /etc/sysctl.cong , but it gives error ORA-27123: unable to attach to shared memory segment
Any ideas.
Re: shared memory error [message #230710 is a reply to message #230676] Thu, 12 April 2007 11:12 Go to previous message
Messages: 24963
Registered: January 2009
Location: SoCal
Senior Member
27123, 00000, "unable to attach to shared memory segment"
// *Cause: shmat() call failed
// *Action: check permissions on segment, contact Oracle support
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