Unable to instantiate disk ìDISK1î on NODE2

ASM

Recently i was configuring ASM on two node rac system. when i was trying to scan ASM disks on NODE2, i got the below error.

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[[email protected] ~]# /usr/sbin/oracleasm scandisks
Reloading disk partitions: done
Cleaning any stale ASM disksÖ
Scanning system for ASM disksÖ
Instantiating disk ìDISK1î
Unable to instantiate disk ìDISK1î
Instantiating disk ìDISK2î
Unable to instantiate disk ìDISK2î
Instantiating disk ìDISK3î
Unable to instantiate disk ìDISK3î
[[email protected] ~]#

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i did little check and found that oracleasm was not initialized.

[[email protected] ~]# /usr/sbin/oracleasm status

Checking if ASM is loaded: no
Checking if /dev/oracleasm is mounted: no
[[email protected] ~]# /usr/sbin/oracleasm init

Creating /dev/oracleasm mount point: /dev/oracleasm
Loading module ìoracleasmî: oracleasm
Mounting ASMlib driver filesystem: /dev/oracleasm
[[email protected] ~]# /usr/sbin/oracleasm status
Checking if ASM is loaded: yes
Checking if /dev/oracleasm is mounted: yes
[[email protected] ~]# /usr/sbin/oracleasm scandisks
Reloading disk partitions: done
Cleaning any stale ASM disksÖ
Scanning system for ASM disksÖ
Instantiating disk ìDISK1î
Instantiating disk ìDISK2î
Instantiating disk ìDISK3î
[[email protected] ~]#

With above options, my problem got resolved.