Disaster recovery steps if OS corrupted

Question Posted / sbrahman75

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Disaster recovery steps if OS corrupted..

Answer / sbrahman75

Ok boot cdrom –s

# newfs /dev/rdsk/c0t0d0s0

# mkdir a

# mount /dev/dsk/c0t0d0s0 /a

# cd a

# ufsrestore rf /dev/rmt/0

# rm restoresymtable

# cd /usr/platform/’uname-m/lib/fs/ufs

# installboot bootblk /dev/rdsk/c0t0d0s0

# cd /

# umount /a

# fsck /dev/rdsm/c0t0d0s0

# init 6

from the OK prompt, execute

OK> boot -r

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Disaster recovery steps if OS corrupted..

Answer / mohammed mukram

The above answer is applicable only if there is root backup
available in the tape. It is to restore the OS from the disk
to the server. Before restoring the OS , make sure that the
there is a tape drive is inserted to the server and it is
detected. than go ahead by restoring.

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Disaster recovery steps if OS corrupted..

Answer / srinivas

Hi,

you said OS corrupted mean what is system status ...?

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