My Oracle Support Banner

Root.sh Failed On The Second Node With Error ORA-15018 ORA-15031 ORA-15025 ORA-27041 When EMC Solutions Enabler Software is Present (Doc ID 1459711.1)

Last updated on DECEMBER 24, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
IBM AIX on POWER Systems (64-bit)

Symptoms

When installing 11.2.0.3 Grid Infrastructure on AIX 6.1 TL07, root.sh succeeds on first node but fails on the second node:
[UsmcaLogger.logException:175]  oracle.sysman.assistants.util.sqlEngine.SQLFatalErrorException: ORA-15018: diskgroup cannot be created
ORA-15031: disk specification '/dev/rhdiskpower0' matches no disks
ORA-15025: could not open disk "/dev/rhdiskpower0"
ORA-27041: unable to open file

<< < on node1 >>>
$ kfod asm_diskstring='/dev/rhdiskpower*' disks=all
--------------------------------------------------------------------------------
Disk          Size Path                                     User     Group  
================================================================================
 1:      93225 Mb /dev/rhdiskpower0                        grid     asmadmin
 2:      93225 Mb /dev/rhdiskpower1                        grid     asmadmin
 3:      93225 Mb /dev/rhdiskpower2                        grid     asmadmin
 4:      93225 Mb /dev/rhdiskpower3                        grid     asmadmin
...
--------------------------------------------------------------------------------
ORACLE_SID ORACLE_HOME                                                          
================================================================================
   +ASM1 /u01/grid                  

<<< on node2 >>>
$ kfod asm_diskstring='/dev/rhdiskpower*' disks=all
--------------------------------------------------------------------------------
Disk          Size Path                                     User     Group  
================================================================================
 1:      93225 Mb /dev/rhdiskpower1                        grid     asmadmin
 2:      93225 Mb /dev/rhdiskpower2                        grid     asmadmin
 3:      93225 Mb /dev/rhdiskpower3                        grid     asmadmin
...
--------------------------------------------------------------------------------
ORACLE_SID ORACLE_HOME                                                          
================================================================================
   +ASM1 /u01/grid

 

Here /dev/rhdiskpower0 does not show in kfod output on second node. It is an EMC multipath pseudo disk device.

But the disk can be found with AIX command.

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


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