ASM diskgroup mount failing with ERROR: -9(Error 27058, OS Error) (Doc ID 1911433.1)

Last updated on JULY 27, 2014

Applies to:

Oracle Database - Enterprise Edition - Version 11.1.0.7 and later
Information in this document applies to any platform.

Symptoms

After upgrade diskgroups were not mounting ,

From ASM alertlog file,

OTE: messaging CKPT to quiesce pins Unix process pid: 6175, image: oracle@somsldo1 (TNS V1-V3)
NOTE: dbwr not being msg'd to dismount
NOTE: lgwr not being msg'd to dismount
NOTE: cache dismounted group 1/0x5B8F536A (DG_DATA_SOA)
NOTE: cache ending mount (fail) of group DG_DATA_SOA number=1 incarn=0x5b8f536a
NOTE: cache deleting context for group DG_DATA_SOA 1/0x5b8f536a
Sat Jul 26 09:42:36 2014
NOTE: No asm libraries found in the system
ERROR: -9(Error 27058, OS Error (Additional information: 2)
)
ERROR: -9(Error 27058, OS Error (Additional information: 2)
)
ERROR: -9(Error 27058, OS Error (Additional information: 2)
)
ERROR: -9(Error 27058, OS Error (Additional information: 2)

+ dd read on those devices at OS level working fine.

oracle:somsldo1:< /u01/app/oracle/product/11.2.0/grid/network/admin >
=> dd if=/dev/rdisk/disk_ora45 of=/dev/null count=100 bs=8192
100+0 records in
100+0 records out
oracle:somsldo1:< /u01/app/oracle/product/11.2.0/grid/network/admin >
=> dd if=/dev/rdisk/disk_ora46 of=/dev/null count=100 bs=8192
100+0 records in
100+0 records out
oracle:somsldo1:< /u01/app/oracle/product/11.2.0/grid/network/admin >
=> dd if=/dev/rdisk/disk_ora47 of=/dev/null count=100 bs=8192
100+0 records in
100+0 records out
oracle:somsldo1:< /u01/app/oracle/product/11.2.0/grid/network/admin >
=> dd if=/dev/rdisk/disk_ora52 of=/dev/null count=100 bs=8192
100+0 records in
100+0 records out

Cause

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