SAM-QFS: samfsck -FV Fails With "ALERT: Basic checks of .inodes and/or .blocks failed" "File system may be critically damaged" (Doc ID 1378657.1)

Last updated on SEPTEMBER 23, 2016

Applies to:

Sun QFS and Storage Archive Manager (SAM) - Version 4.6 and later
Information in this document applies to any platform.
***Checked for relevance on 20-Nov-2013***

Symptoms

Under certain conditions, a SAM-QFS filesystem can become corrupted beyond repair. When this happens, a samfsck -FV against the unmounted filesystem will fail with the message :

samfsck: ALERT: Basic checks of .inodes and/or .blocks failed
File system may be critically damaged.

Ex :

# samfsck -FV samfs1
samfsck: Filesystem samfs1 superblock: fsck bits = none
name: samfs1 version: 2
INFO: FS samfs1 last repaired: Sun Oct 24 14:44:17 2010
First pass
samfsck: ALERT: Basic checks of .inodes and/or .blocks failed File system may be critically damaged.

Cause

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