ASM instances failed to start after setting SGA_MAX_SIZE (Doc ID 2050078.1)

Last updated on SEPTEMBER 05, 2015

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Information in this document applies to any platform.

Symptoms

ASM failed to start after setting SGA_MAX_SIZE to 500 MB.

ASM alert.log shows

System parameters with non-default values:
 sga_max_size             = 500M
 shared_pool_reserved_size= 17186931

......

Reconfiguration complete
Fri Aug 14 16:27:41 2015
LCK0 started with pid=22, OS id=21989
Errors in file /u00/app/oracle/diag/asm/+asm/+ASM2/trace/+ASM2_mman_21944.trc:
ORA-27103: internal error                                                                                          
Linux-x86_64 Error: 11: Resource temporarily unavailable
Additional information: -1
Additional information: 1
MMAN (ospid: 21944): terminating the instance due to error 27103
System state dump requested by (instance=2, osid=21944 (MMAN)), summary=[abnormal instance termination].
System State dumped to trace file /u00/app/oracle/diag/asm/+asm/+ASM2/trace/+ASM2_diag_21895.trc
Fri Aug 14 16:27:42 2015
ORA-1092 : opitsk aborting process
Dumping diagnostic data in directory=[cdmp_20150814162742], requested by (instance=2, osid=21944 (MMAN)), summary=[abnormal instance termination].
Fri Aug 14 16:27:43 2015
License high water mark = 1
Instance terminated by MMAN, pid = 21944
USER (ospid: 22000): terminating the instance
Instance terminated by USER, pid = 22000

 

The MMAN trace file shows

error 27103 detected in background process
ORA-27103: internal error
Linux-x86_64 Error: 11: Resource temporarily unavailable               
Additional information: -1
Additional information: 1
kjzduptcctx: Notifying DIAG for crash event

 

Changes

 sga_max_size is set to 500M

Cause

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