Home » Infrastructure » Linux » ORA-01034: ORACLE not available (oracle, 11g, RHEL 6.5)
ORA-01034: ORACLE not available [message #651633] Sat, 21 May 2016 06:53 Go to next message
Prathikesh
Messages: 14
Registered: February 2015
Location: Hyderabad
Junior Member
Dear Team,

We are facing the below issue in one of the production database in the peak load. Can any one suggest to get out of this issue?

Error Details:
ORA-01034: ORACLE not available.
ORA-27102: out of memory
Linux-x86_64 Error: 12: cannot allocate memory 
Additional information: 1
Additional information: 1343499
Additional information: 8

Currently the RAM size of the Linux machine is : 8 GB
configured memory_target to 3.5 GB and max_memory_target to 4 GB.
Re: ORA-01034: ORACLE not available [message #651634 is a reply to message #651633] Sat, 21 May 2016 07:08 Go to previous messageGo to next message
BlackSwan
Messages: 25751
Registered: January 2009
Location: SoCal
Senior Member
is OS 32-bit?
is Oracle 32-bit?

OS configuration issue.
Oracle is victim; not the culprit.

http://tesliuk.blogspot.com/2013/11/linux-x8664-error-12-cannot-allocate.html
Re: ORA-01034: ORACLE not available [message #651636 is a reply to message #651633] Sat, 21 May 2016 07:55 Go to previous messageGo to next message
Michel Cadot
Messages: 65256
Registered: March 2007
Location: Nanterre, France, http://...
Senior Member
Account Moderator
ORA-27102: out of memory
 *Cause: Out of memory
 *Action: Consult the trace file for details
Re: ORA-01034: ORACLE not available [message #651640 is a reply to message #651633] Sat, 21 May 2016 09:28 Go to previous messageGo to next message
John Watson
Messages: 7188
Registered: January 2010
Location: Global Village
Senior Member
I think that you have not configured adequate shared memory segments.
Re: ORA-01034: ORACLE not available [message #654584 is a reply to message #651640] Sat, 06 August 2016 07:34 Go to previous message
Prathikesh
Messages: 14
Registered: February 2015
Location: Hyderabad
Junior Member
There was some issue with the swap space which was rectified by our OS level admins. This issue occurred as the refreshment of swap was not performed automatically. We are out of issue now.
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