Unable to mount a VxVM volume
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Article ID: 100061381
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Description
Error Message
UX:vxfs fsck: WARNING: V-3-20836: file system had I/O error(s) on meta-data. pass0 - checking structural files pass1 - checking inode sanity and blocks
UX:vxfs fsck: ERROR: V-3-26117: bc_read failure devid = x, bno = xxxxxxxxx, off = x, len = xxxx
Cause
The issue occurs when one of the devices is in an error state, causing the volume to show in
DISABLE state.
Resolution
To address the issue
- Check the underlying device at the SAN level, as it should not be in ERROR state.. If any devices are found in such a state, then address the underlying issue (hardware issue).
- Once the issue is fixed, reattach the device using: vxreattach -br
- Start the volume (if not ENABLED)
- Perform fsck using: /opt/VRTS/bin/fsck -V vxfs -o full -n /dev/vx/rdsk// (stressing on the -n option first).
- If the issue persists even after fsck, then the data needs to be restored from a valid/recent backup.
Issue/Introduction
An error is reported when attempting to mount a Veritas Volume Manager (VxVM) volume.
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