Bacula-users

Re: [Bacula-users] tape not being used to full capacity

2008-12-30 10:56:05
Subject: Re: [Bacula-users] tape not being used to full capacity
From: "John Drescher" <drescherjm AT gmail DOT com>
To: "Bruno Almeida" <bruno.almeida AT net-a-porter DOT com>
Date: Tue, 30 Dec 2008 10:53:40 -0500
On Tue, Dec 30, 2008 at 8:56 AM, Bruno Almeida
<bruno.almeida AT net-a-porter DOT com> wrote:
> Hi everybody,
>
> I am trying to figure out what is happening with my backups. I don't
> think the problem is with bacula, but I thought I'd ask here in case
> someone experienced the same problem.
>
> I am using a HP Ultrium-3 auto loader, but not using the autochanger
> feature, just manually changing the tapes when needed.
>
>
> The full backups are done using 800GB(2:1 compression) LTO-3 tapes. My
> full backups are just under 300GB, but sometimes bacula thinks the tape
> is full after writing about 230GB to it and requests a new tape.
>
> I have enabled hardware compression, but it still writes less than the
> uncompressed capacity of the tape.
>
> Any clues on what might be causing this ?
>
SCSI errors. Check your dmesg output.

John

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