Home » Server Options » RAC & Failsafe » Bad magic number in superblock while opening device (vmware workstation 8.0, OS oracle enterprise linux 4.0,rac database 10g,Host os windows 7)
Bad magic number in superblock while opening device [message #567822] Sat, 06 October 2012 01:20
x-oracle
Messages: 345
Registered: April 2011
Location: gujarat
Senior Member
hello,
I have to install oracle 10g rac datbase using this link

http://kamranagayev.com/2011/04/05/step-by-step-installing-oracle-10g-rac-on-vmware/


I already install vmware workstation 8.0 and also install oracle enterprise linux 4.0 also but while i did this step i got this error on my rac 2
its
[root@rac2 ~]# mount -t ocfs2 -o datavolume,nointr /dev/sdb1 /ocfs
mount.ocfs2: Bad magic number in superblock while opening device /dev/sdb1


I successful mount this ocfs2 disk on my rac 1

can u suggest me what can i do

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