Networker

Re: [Networker] Chronic NDMP backup problems

2004-01-07 02:01:10
Subject: Re: [Networker] Chronic NDMP backup problems
From: "Tarjei T. Jensen" <tarjei.jensen AT AKERKVAERNER DOT COM>
To: NETWORKER AT LISTMAIL.TEMPLE DOT EDU
Date: Wed, 7 Jan 2004 02:01:04 -0500
Matthew Huff wrote:
>We are having a chronic problem with reliable backups of our NetApp NAS
>filers using Legato. Since NDMP uses the integrated dump within the
>NetApp, if there are any unrecoverable errors on the NAS attached tape
>drives, the entire dump is aborted. Since we have close to a Terrabyte
>on each of our Netapps, we seem to be having continual problems getting
>a level 0 (full) backup. Many times it will get 90% through and then
>fail randomly on a SCSI tape write error.

You could try to clean the drives just before the backup starts.

Another solution would be to back up to disk and then clone to tape or just
use one or more disks for staging.

greetings,

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