Bacula-users

Re: [Bacula-users] VXA-2 Tape not filling

2011-06-21 22:01:13
Subject: Re: [Bacula-users] VXA-2 Tape not filling
From: John Drescher <drescherjm AT gmail DOT com>
To: christian.tardif AT servinfo DOT ca
Date: Tue, 21 Jun 2011 21:50:31 -0400
>> No difference at all.
>
> So why are both, at the evidence, acting differently?
>
I do not know.
>
>>> >
>>> >  II'll try to force the maximum size of the tape in the config but I
>>> > would
>>> >  have to put it over 80GB limit if I only want the hardware compression
>>> >  to be useful. Not sure of the results, though.
>>
>> What config are you talking on this question?
>
> Device config of bacula-sd. I tried to change, but it does not change
> anything, as there was no parameter for the maximum size.

You generally do not want to enter a maximum size for a tape drive
with variable compression since there is no official max size. I mean
your 80GB tape would probably fit several 100GB of zeros when
compression is on.

> I put it back to
> normal (aka nothing at all)
>
> If this helps, here's the simple Device Resource for my VXA-2 Drive:
>
> Device {
>    Name = VXA-2
>    Device Type = Tape
>    Media Type = VXA-2
>    Archive Device = /dev/nst0
>    AutomaticMount = yes
>    Always Open = no
>    RemovableMedia = yes
>    RandomAccess = no
> }
>
> and the Storage Resource from bacula-dir.conf:
>
>
> Storage {
>  Name = VXA-2
>  Address = athena.servinfo.stba
>  SDPort = 9103
>  Maximum Concurrent Jobs = 20
>  Password = "my_long_password_string"
>  Device = VXA-2
>  Media Type = VXA-2
> }
>
> Christian...
>



-- 
John M. Drescher

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