Il 11/05/2012 16:50, Radosław Korzeniewski ha scritto:
> Hello,
>
> 2012/5/10 Troy Kocher <tkocher AT mtadistributors DOT com
> <mailto:tkocher AT mtadistributors DOT com>>
>
>     Oh wise ones..
>
>     Demand on my bacula installation is growing and I need to increase the
>     amount of simultaneous inbound data.  One option that occurred to me was
>     is it possible to launch multiple daemons on different ports of the same
>     physical server?
>
>
> A simple question is: Yes, you can do that.
>
>     All the data is written to disk only, no tape.
>
>
> It doesn't matter, unless you have a sufficient archive devices for
> multiple SD.
>
>
>     If not any ideas for increasing my inbound capacity here would be really
>     helpful.  Currently I have jobs configured to cancel when they can't run
>     in their window, to keep things from getting out of control when the job
>     in line first takes to long.
>
>
> The main rule for increasing a backup performance of the Storage Daemon
> is to run multiple backup jobs concurrently. You can even run a hundred
> backup jobs per single Storage Daemon as long as you have an appropriate
> number of archive devices. You should read a ScanNet Story about Large
> Scale Disk-to-Disk backup. There were a very nice blog posts from Henrik
> Johansen about it, but it is currently unavailable on his website.
>
> He achieved about 600MB/s backup write performance per single Storage
> Daemon with about 100 concurrent jobs/archive devices. Bacula Storage
> Daemon is a multithreaded application, so in most cases it is not
> required to run a multiple sd instances on the same machine, just run a
> multiple archive devices.
>
> best regards
>
> --
> Radosław Korzeniewski
> radoslaw AT korzeniewski DOT net <mailto:radoslaw AT korzeniewski DOT net>
>
>
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>
>
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Is it this ?

http://myunix.dk/2010/12/01/large-scale-disk-to-disk-backups-using-bacula/


-- 
Marcello Romani

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Live Security Virtual Conference
Exclusive live event will cover all the ways today's security and 
threat landscape has changed and how IT managers can respond. Discussions 
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threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
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