On Thu, Jul 16, 2009 at 05:18:24AM -0700, Kevin Keane wrote:
> Graham Keeling wrote:
> > On Thu, Jul 16, 2009 at 12:09:32PM +0200, Marcin Radczuk wrote:
> >
> >> I'm trying use bacula more than a month. I have more than 2000 hosts to
> >> backup. We want to do everyday backup. One Full backup per month and
> >> Incrementals every other day. Now I have 10 bacula-sd and one bacula-dir
> >> and I was add only 300 hosts to schedule. I automated hosts add to
> >> bacula-dir, and I have one config file per host. Every host have his own
> >> Job, Pool and Fileset in his config. Problem is that bacula can do one
> >> backup per bacula-sd. I use Maximum Concurrent Jobs = 900 but I have one
> >> Pool per host and bacula can't run another job on bacula-sd if other job
> >> is running. Is that mean that I must do one pool per sd? We use Linux
> >> machine (Debian Eatch/Lenny) on SD, FD and DIR. How can I boost bacula
> >> performance?
> >>
> >
> > I had similar problems. I had to define 'Maximum Concurrent Jobs' in many
> > places to get it to work.
> >
> > Currently, I have it like this:
> > bacula-dir.conf:
> > Director { Maximum Concurrent Jobs = 20; }
> > Storage { Maximum Concurrent Jobs = 20; }
> > Client { Maximum Concurrent Jobs = 20; }
> > Job { Maximum Concurrent Jobs = 1; }
> > bacula-fd.conf:
> > FileDaemon { Maximum Concurrent Jobs = 20; }
> > bacula-sd.conf:
> > Storage { Maximum Concurrent Jobs = 20; }
> >
> Not only that - but it may actually not be what you want. When you allow
> an SD to have multiple concurrent jobs, the data from these jobs gets
> interleaved on the volume. As a result, restores are slower, and you may
> also end up having a 20 incremental backup jobs each spread out over the
> same several volumes. That makes recycling difficult - even more so when
> some of the backup jobs are full and some are incrementals. The bacula
> manual has some additional considerations at
> http://www.bacula.org/en/rel-manual/Basic_Volume_Management.html#SECTION002620000000000000000
I have one job per volume set up, and multiple devices as explained in the
link that you gave.
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