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Re: [Bacula-users] Performance
2011-07-25 12:20:04
OK John...I'll test it.
On Mon, Jul 25, 2011 at 12:13 PM, John Drescher <drescherjm AT gmail DOT com> wrote:
On Mon, Jul 25, 2011 at 11:06 AM, Rickifer Barros
< rickiferbarros AT gmail DOT com> wrote:
> I did this before....but, I didn't know how check in Debian if it really is
> being compressed by the tape drive. The only thing that I got was the bacula
> information about the SD and FD Written and the "mt" command in Linux don't
> say me the real data size of the volume, so I chose to trust on the software
> compression...YEAH I'm noob on Tape manipulation... :t
>
you how much data has been written to the tape. If this amount is >
than the tape's native size compression is on. Remember the tape drive
compresses data at 120 MB/s while software compression you will be
lucky to get 1/10 that if you have a 4 GHz processor.
John
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