2009/7/16 Eduardo Sieber <sieber AT gmail DOT com>:
> Hello people!
>
> I Have a bacula verion backup-dir Version: 2.4.4 (28 December 2008)
> i486-pc-linux-gnu debian 5.0, intalled on a Ubuntu 9.1 server. I have 2 tape
> drives attached on this server (A DLT 40/80Gb and a sony SDX470V 40/102 GB).
>
> I've ran btape on both tapes and everything is fine on the test.
>
> So, I have a job, and the estimate command for this job says:
> 000 OK estimate files=94902 bytes=58,095,727,131
>
> Something about 56Gb, that fits on my AIT tape right?
>
>
> So, runing this job, I got this message:
> Please use the "label" command to create a new Volume for:
> Storage: "AIT-1" (/dev/nst0)
> Pool: Semanal
> Media type: AIT-1
> 15-Jul 09:52 backup-sd JobId 8: Job Semanal.2009-07-15_06.51.40.17 waiting.
> Cannot find any appendable volumes.
>
> This way I think: The tape is full and bacula is requesting a new one to
> finish the job. After this, I proceed the command estimate at the Storage
> daemon, and I got:
>
> Running Jobs:
> JobId 8 Job Semanal.2009-07-15_06.51.40.17 is running.
> Backup Job started: 15-Jul-09 15:58
> Files=66,399 Bytes=48,242,126,113 Bytes/sec=845,789 Errors=0
> Files Examined=66,399
> Processing file:
> /samba/Publica/FUUUTBOOOL/FUTEBOL_SDAB/Sdab2_x_PM1/parte_18.MPG
> SDReadSeqNo=5 fd=5
>
> Director connected at: 16-Jul-09 07:48
>
> He writes abut 40GB And get the tape full. But with HW compression it must
> writes 100GB!
>
NO, that is wrong. 100GB is an overly optimistic estimate and will
only happen if you backup only text files. Since you are getting 48GB
compression is definitely on. Although I would expect to fit 60GB of
data on your AIT tape on average.

John

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