On Mon, Jul 13, 2009 at 10:22 AM, sieber<bacula-forum AT backupcentral DOT com> 
wrote:
>
> Hello people
> I Have a Bacula installed on Debian Lenny with a sony ait (40/104 GB) Tape 
> Drive.
> Bacula is working fine with backups smaller than 40gb.
> But when a try to runa job with 102 GB, bacula writes only something about 
> 40/42 GB (the size of tape without compression).
>
> This way I think: The Hardware Compression could be not active...
> Could this make sense?
>
> some information about tape/drive:
> bkp:/etc/bacula# cat /proc/scsi/scsi
> Attached devices:
> Host: scsi0 Channel: 00 Id: 00 Lun: 00
>  Vendor: VMware   Model: Virtual disk     Rev: 1.0
>  Type:   Direct-Access                    ANSI  SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 01 Lun: 00
>  Vendor: SONY     Model: SDX-470V         Rev: 0100
>  Type:   Sequential-Access                ANSI  SCSI revision: 02
>
>
> bkp:/etc/bacula# mt -f /dev/nst0 status
> drive type = 114
> drive status = 956301312
> sense key error = 0
> residue count = 0
> file number = 1
> block number = 0
> bkp:/etc/bacula#
>
> Could someone help me?
>

Are you writing only compressed files (.mpg, .jpg, .zip, .bz2 ...) to
your backup or is software compression on?

John

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