My Oracle Support Banner

Adding Disk To Diskgroup Fails With ASMLIB error function = [asm_io] (Doc ID 402741.1)

Last updated on OCTOBER 04, 2021

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 and later
Linux Itanium
Linux x86-64
Linux x86
Linux ItaniumLinux x86-64
Red Hat Advanced Server
ASMlib

Symptoms

Trying to add disk to an existing diskgroup fails with:

SQL> ALTER DISKGROUP <DGNAME> ADD DISK 'ORCL:<DISK#1>' SIZE 46083M
Wed Dec 6 13:04:21 2006
NOTE: reconfiguration of group 1/0x889053bf (<DGNAME>), full=1
Wed Dec 6 13:04:21 2006
Errors in file /opt/oracle/admin/+ASM/udump/+asm1_ora_19077.trc:
ORA-00600: internal error code, arguments: [kfgrpJoin2], [5], [], [], [], [],[], []
ORA-15186: ASMLIB error function = [asm_io], error = [3], mesg = [I/O Error]
ORA-15186: ASMLIB error function = [asm_io], error = [3], mesg = [I/O Error]


In fact performing any I/O operation to the ASMlib driver fails:

SQL> select path,group_number from v$asm_disk;
ORA-15186: ASMLIB error function = [asm_io], error = [3], mesg = [I/O Error]
ORA-15186: ASMLIB error function = [asm_io], error = [3], mesg = [I/O Error]

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
Symptoms
Cause
Solution
References


My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.