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Backups of specific LVM volume fail ('Error E5D40024: Snap device torn down due to excessive I/O on the Volume.') when using Symantec System Recovery Linux Edition (SSR-L).

Created: 18 Oct 2012
Chris Riley's picture
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Product(s): Symantec System Recovery (formerly Backup Exec System Recovery) - SSR 2011, Symantec System Recovery (formerly Backup Exec System Recovery)
Severity: Non-data threatening / major functionality
Status: Investigating/gathering information
Tech Note: More Information

Problem

Backups of a specific LVM volume fail with the error listed below. Other LVM volumes backup successfully.

Error

Error E5D40024: Snap device torn down due to excessive I/O on the Volume.
Error E0A20019: Backup Failed.

The messages log shows the following error:

finrod kernel: numSectors in request is not on block boundary, invalidating snap

Environment

Red Hat 5.8 x64

Solution

There is currently no workaround to this issue.

Symantec Corporation has acknowledged that the above-mentioned issue is present in the current version(s) of the product(s) mentioned at the end of this article. Symantec Corporation is committed to product quality and satisfied customers.
 
This issue is currently under investigation by Symantec Corporation. Pending the outcome of the investigation, this issue may be resolved by way of a patch or hotfix in current or future revisions of the software. However, this particular issue is not currently scheduled for any release.  If you feel this issue has a direct business impact for you and your continued use of the product, please contact your Symantec Sales representative or the Symantec Sales group to discuss these concerns.  For information on how to contact Symantec Sales, please see http://www.symantec.com

Please be sure to refer back to this document periodically as any changes to the status of the issue will be reflected here.