ASM Diskgroup on NFS: ORA-15080 ORA-17500: ODM err: (Doc ID 2203220.1)

Last updated on NOVEMBER 24, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

ASM diskgroup creation fails when disks are on NFS:  

2016-11-12T23:57:20.327262-05:00
Direct NFS is unable to access NFS server 10.212.244.59.
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Note: Some NFS servers require 'insecure' to be specified as part of the export options.
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KSXPPING: KSXP selected for Ping
2016-11-12T23:57:22.508250-05:00
ALTER SYSTEM SET asm_diskstring='/share/storage/clu','/share/storage/gimr' SCOPE=MEMORY SID='*';
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SQL> CREATE DISKGROUP ocrvfdg EXTERNAL REDUNDANCY DISK '/share/storage/clu/ocrvfdgdisk0' SIZE 976M
ATTRIBUTE 'au_size'='4M' /* ASMCA */
2016-11-12T23:57:25.770164-05:00
NOTE: Assigning number (1,0) to disk (/share/storage/clu/ocrvfdgdisk0)
WARNING: Read Failed. group:0 disk:1 AU:0 offset:0 size:4096
path:/share/storage/gimr/backupdgdisk0
incarnation:0xf03b6cd1 asynchronous result:'I/O error'
subsys:System krq:0x7f9ed5f9eb98 bufp:0x7f9ed5f9d000 osderr1:0x445c osderr2:0x0
IO elapsed time: 0 usec Time waited on I/O: 0 usec
WARNING: Read Failed. group:1 disk:0 AU:0 offset:0 size:4096
path:/share/storage/clu/ocrvfdgdisk0
incarnation:0xf03b6cd2 asynchronous result:'I/O error'
subsys:System krq:0x7f9ed6109390 bufp:0x7f9ed60fa000 osderr1:0x445c osderr2:0x0
IO elapsed time: 0 usec Time waited on I/O: 0 usec
2016-11-12T23:57:26.246666-05:00
GMON dismounting group 1 at 1 for pid 32, osid 5998
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ERROR: diskgroup OCRVFDG was not created
ORA-15018: diskgroup cannot be created
ORA-15080: synchronous I/O operation failed to read block 0 of disk 1 in disk group
ORA-17500: ODM err:
ORA-15080: synchronous I/O operation failed to read block 0 of disk 0 in disk group OCRVFDG
ORA-17500: ODM err:

2016-11-12T23:57:26.251692-05:00
ERROR: CREATE DISKGROUP ocrvfdg EXTERNAL REDUNDANCY DISK '/share/storage/clu/ocrvfdgdisk0' SIZE 976M
ATTRIBUTE 'au_size'='4M' /* ASMCA */

 

Cause

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