Thanks Greg,
The key in my application is if I can modify bacula-sd.conf dynamically
without a bacula-sd restart every time I add or remove a client.
bacula-sd restart would kill running jobs.
Pablo
Kurzawa, Greg wrote on Wednesday, April 13, 2011
> Pablo,
>
>
>
> If you’re backing up to disk, you can have as many Jobs running
> simultaneously as you want/need. The trick here is to define not only a
> unique Pool resource for each Client, but unique Storage, Device and Media
> Type resources as well. Each Client will have its own resources, so there
> will be no contention. Following are the relevant pieces of my
> configuration, snipped for readability.
>
>
>
> I admit that when I was setting this up it seemed a bit bulky, but it
> works. I back up many slow Clients to disk; their jobs all begin and run
> simultaneously.
>
>
> Of course, if you can’t back up to disk first, this is useless to you.
>
>
>
> #### CLIENTS ####
>
>
>
> Client {
>
> Name = DORCAS
>
> Address = DORCAS.URTH.COM
>
> }
>
>
>
> Client {
>
> Name = SEVERIAN
>
> Address = SEVERIAN.URTH.COM
>
> }
>
>
>
> #### JOBS ####
>
>
>
> Job {
>
> name = "DAILY:severian"
>
> client = "SEVERIAN"
>
> pool = "SEVERIAN"
>
> }
>
>
>
> Job {
>
> name = "DAILY:dorcas"
>
> client = "DORCAS"
>
> pool = "DORCAS"
>
> }
>
>
>
> #### POOLS ####
>
>
>
> Pool {
>
> Name = "SEVERIAN"
>
> Pool Type = Backup
>
> Storage = "SAN:severian"
>
> next pool = "LTO4"
>
> LabelFormat = "severian-"
>
> }
>
>
>
> Pool {
>
> Name = "DORCAS"
>
> Pool Type = Backup
>
> Storage = "SAN:dorcas"
>
> next pool = "LTO4"
>
> LabelFormat = "dorcas-"
>
> }
>
>
>
> #### STORAGE ####
>
>
>
> Storage {
>
> Name = "SAN:severian"
>
> Device = "SAN:severian"
>
> Media Type = "FILE:severian"
>
> }
>
>
>
> Storage {
>
> Name = "SAN:dorcas"
>
> Device = "SAN:dorcas"
>
> Media Type = "FILE:dorcas"
>
> }
>
>
>
> And in bacula-sd.conf:
>
>
>
> Device {
>
> Name = "SAN:severian"
>
> Media Type = "FILE:severian"
>
> Archive Device = "/dp-SAN/severian"
>
> }
>
>
>
> Device {
>
> Name = "SAN:dorcas"
>
> Media Type = "FILE:dorcas"
>
> Archive Device = "/dp-SAN/dorcas"
>
> }
>
>
>
> Greg
>
>
>
>
>
> From: Pablo Marques [mailto:pmarques AT miamilinux DOT net]
> Sent: Wednesday, April 13, 2011 11:01 AM
> To: Kurzawa, Greg
> Cc: bacula-users AT lists.sourceforge DOT net
> Subject: Re: [Bacula-users] Pool per client
>
>
>
> Thanks Greg,
>
> But I would still have the problem that I need a device tied up backing up
> each client. The problem I am facing is that I need to backup lots of slow
> clients, and I need to come up with something so I can back them up all at
> the _same_ time on one or maybe a few devices, and still have a Pool per
> client.
>
> Pablo
>
> ________________________________
>
> From: "Greg Kurzawa" <GKurzawa AT pamida DOT com>
> To: "Pablo Marques" <pmarques AT miamilinux DOT net>
> Cc: bacula-users AT lists.sourceforge DOT net
> Sent: Wednesday, April 13, 2011 9:29:31 AM
> Subject: RE: [Bacula-users] Pool per client
>
>
>
>
> Hi Pablo,
>
>
>
> If you have enough disk space handy, you could send each Client’s data to
> its own disk Pool with its own Next Pool specification. Each Client’s
> data would be in its own Pool on disk, then move to its own Pool on tape.
> This is exactly what I’ve done at my site, except the disk Pools all point
> to the same tape Pool.
>
>
>
> Greg
>
>
>
> From: Pablo Marques [mailto:pmarques AT miamilinux DOT net]
> Sent: Wednesday, April 13, 2011 7:28 AM
> To: Randy Katz
> Cc: bacula-users AT lists.sourceforge DOT net
> Subject: Re: [Bacula-users] Pool per client
>
>
>
> Thanks Randy,
>
> Unfortunately Maximum Concurrent Jobs won't cut it because I need a
> different tape per client. Still I set it to 1000. When spooling is
> enabled, bacula still wants a tape from the client pool on the drive
> before the spooling starts.
>
> I could create a virtual library with MHVTL and use several drives or use a
> disk-changer emulator. But I am not sure how scalable these solutions are.
>
> Pablo
>
> ________________________________
>
> From: "Randy Katz" <rkatz AT simplicityhosting DOT com>
> To: bacula-users AT lists.sourceforge DOT net
> Sent: Wednesday, April 13, 2011 6:08:54 AM
> Subject: Re: [Bacula-users] Pool per client
>
> On 4/12/2011 4:04 PM, Pablo Marques wrote:
>
> I have a setup to backup lots of clients over slow links.
> I want to have each client (or group of clients) backed up to dedicated
> client pools, so client1 will go to pool client1, and so on. That way I
> have better control of the space used, if a client goes away I can simply
> delete the tapes (or files) an get the space back immediately. Also it
> gives me better control on the retention on a per client basis.
>
> The problem is that when I try to backup multiple clients at the same time,
> the storage process has to wait for each job to finish before it can move
> to the next because it needs to change the tape (different client -->
> different pool). Some clients may take many hours to finish, forcing
> everybody else to wait.
>
> I enabled spooling, but it seems like Bacula requires to mount a tape from
> the client pool on a drive before the client spooling can begin. Can this
> be avoided?
>
> A possible solution would be to do all backups on a special pool and after
> they are done migrate later each client job to each client pool. But I
> cannot find a way to modify the "Next Pool" dynamically. It is a fixed
> setting on the Pool definition.
>
> Does anybody have suggestions on how to accomplish this?
>
> Look into Maximum Concurrent Jobs in your Storage definition.
>
> Regards,
> Randy
>
> ---------------------------------------------------------------------------
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Forrester Wave Report - Recovery time is now measured in hours and minutes
not days. Key insights are discussed in the 2010 Forrester Wave Report as
part of an in-depth evaluation of disaster recovery service providers.
Forrester found the best-in-class provider in terms of services and vision.
Read this report now! http://p.sf.net/sfu/ibm-webcastpromo
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