ASM instance crashes when virtual CPUs are added to Solaris zone (Doc ID 731415.1)

Last updated on DECEMBER 17, 2010

Applies to:

Oracle Server - Enterprise Edition - Version: 10.2.0.1 to 10.2.0.4 - Release: 10.2 to 10.2
Information in this document applies to any platform.

Symptoms

Dynamically adding more virtual CPUs to a Solaris zone crashes the ASM instance with the following errors in the ASM alert file:

Wed Jul 30 11:18:07 2008
Detected change in CPU count to 29
Detected CPU count 29 higher than the allowed maximum (18), capped
(3 times CPU count at instance startup)
Wed Jul 30 11:18:07 2008
Errors in file /u01/app/oracle/admin/+ASM/bdump/+asm_ckpt_11720.trc:
ORA-07445: exception encountered: core dump [kgskhighthreshold()+72] [SIGSEGV] [Address not mapped
to object] [0x0000001F6] [] []
Wed Jul 30 11:18:19 2008
Errors in file /u01/app/oracle/admin/+ASM/bdump/+asm_pmon_11706.trc:
ORA-00469: CKPT process terminated with error
Wed Jul 30 11:18:19 2008
PMON: terminating instance due to error 469
Instance terminated by PMON, pid = 11706

The call stack in the CKPT trace file shows:

kskcpucc ksbcpu_mod kspptval kspset0 kspset ksbcpu_poll ksbcti ksbabs ksbrdp opirip opidrv sou2o

Cause

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