Bacula-users

Re: [Bacula-users] Enabling hardware compression

2010-08-18 11:21:51
Subject: Re: [Bacula-users] Enabling hardware compression
From: John Drescher <drescherjm AT gmail DOT com>
To: Romer Ventura <rventura AT h-st DOT com>
Date: Wed, 18 Aug 2010 11:19:35 -0400
> I am running Bacula 5.0.2 with a Quantum SuperLoader 3 with DLTv4 tape
> drive. If i want to enable hardware compression so i can use 320GB from my
> VS1 tapes all i would need to do is run this command: mt -f
> /dev/nst0 defcompression 1, correct?
> Is there any way to enable and disable hardware compression using bacula
> before a job starts..?
>

One thing to consider is that compression is usually per tape. And
what I mean by that is if you labeled the tape when compression was on
compression will have to be used for every job on the tape. I am not
sure about VS1 but this has been the case for all other formats I can
remember..

John

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