On Thursday 07 September 2006 10:49, Kern Sibbald wrote:
> Hello,
> 
> On Thursday 07 September 2006 09:08, Silver Salonen wrote:
> > Hi.
> > 
> > I have multiple bacula-clients backing up to different directories on a 
> disk. 
> > Concurrent jobs are working for different bacula-clients as each one of 
them 
> > has a separate device resource with one job per volume.
> > 
> > The problem is that every client can run only one job at a time. I'm 
backing 
> > up across internet several filesets per client. One of them (userdata) may 
> be 
> > around 20 GB, but another (log) may be only 20 MB. Now, when userdata 
runs, 
> > it reserves it's device for several days as upload is only 100 KB/s so 
that 
> > other jobs can't use it as they have the same storage assigned - Bacula 
> > notifies me with "waiting to reserve a device".
> > 
> > I read "Concurrent Disk Jobs" from the manual. Do I get it correctly, that 
> If 
> > I want several jobs to write concurrently into the same directory, I 
should 
> > have a separate device (pointing to the same directory) for every job of a 
> > client?
> 
> The key to understanding this is to realize that a file Device is virtually 
> identical to a tape device.  You can have only one Volume "mounted" at a 
time 
> on any Device.   
> 
> So, if you have multiple jobs that want to write to the same Volume on any 
> given Device, there is no problem, you just need to get *all* (the 5 
> different) concurrent directives set.  If you want to have multiple jobs 
> writing to the same Device but using different Volumes, then as in the case 
> of a tape drive, subsequent jobs will wait.   You can always add more 
> Devices, in which case, you can have different volumes mounted on each 
device 
> at the same time.
> 
> > 
> > Silver

Yup, then I guess I understood this correctly - that I have to have separate 
device for every job, and separate storage also, right?

Maybe it would save some configuration head-ache if it was possible to specify 
device (as an addition to storage directive) in job's configuration?

Silver

-------------------------------------------------------------------------
Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly with pre-integrated technology to make your job easier
Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642
_______________________________________________
Bacula-users mailing list
Bacula-users@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/bacula-users

Reply via email to