Networker

Re: [Networker] How to use multiple AFTD devices

2009-10-22 11:30:02
Subject: Re: [Networker] How to use multiple AFTD devices
From: Thierry FAIDHERBE <thierry.faidherbe AT FOREM DOT BE>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Thu, 22 Oct 2009 17:24:15 +0200
To do so, define your SQL client more than once, listing
SQLDbs in saveset list differently.
Add instance 1 of SQL Client in group1,
Add instance 2 of SQL Client in group2,

LAbel AFD1 in Pool1, AFD2 in Pool2
and setup POOL1 to allow Group1, Pool2 to allow group2 and so on.

HTH

TH

-----Original Message-----
From: EMC NetWorker discussion [mailto:NETWORKER AT LISTSERV.TEMPLE DOT EDU] On
Behalf Of MIchael Leone
Sent: jeudi 22 octobre 2009 17:01
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Subject: Re: [Networker] How to use multiple AFTD devices

Another clarification - I am speaking of a dedicated storage node - it 
only backs up itself. It's a SQL server, so what I am backing up are SQL 
DBs. So how do I get NetWorker to write to both devices at the same time? 
And would I have to enumerate exactly what DBs I want to save, to each 
device?

EMC NetWorker discussion <NETWORKER AT LISTSERV.TEMPLE DOT EDU> wrote on 
10/22/2009 10:55:47 AM:

> Thierry FAIDHERBE <thierry.faidherbe AT forem DOT be> wrote on 10/22/2009 
> 09:54:39 AM:
> 
> > Yes and no : AFD are NOT like tape : When 1 is full, the Session
> > is suspended until AFD space is recovered and does NOT continue
> > to another dev even if it is labelled in same pool.
> > 
> > So, best is to create 2 AFDs, in 2 separate pools. Do load balancing
> > of your backups, some to AFD1's pool, the others to AFD2's pool.
> > 
> > I have 6 AFDs devices defined as E:\AFD, F:\AFD, G:\AFD, 
> > H:\AFD, I:\AFD and J:\AFD each one labelled in its own pool and I do
> > load balancing of my backups using groups. (define groups in AFD pool
> > authorized group list)
> 
> You've lost me. You have 1 server, with 6 AFTD devices attached. And you 

> have 6 pools, one each for each AFTD device. And so you have .. what, 
the 
> same client, defined 6 times, each with a different backup selection? 
And 
> each of these 6 clients is in a separate group? And you run all 6 groups 

> every night?
> 
> I'm still confused, sorry. :-)


> 
> > 
> > Works like a charm. E and F are 2TB Luns I stage in parallel.
> > Then stage as you need. Do not forget, 1 read (recover/stage/clone)
> > operation a time per device :-)
> > 
> > Cheers
> > 
> > Th
> > 
> > -----Original Message-----
> > From: EMC NetWorker discussion [mailto:NETWORKER AT LISTSERV.TEMPLE DOT 
> > EDU] 
On
> > Behalf Of MIchael Leone
> > Sent: jeudi 22 octobre 2009 15:41
> > To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
> > Subject: [Networker] How to use multiple AFTD devices
> > 
> > I have a question. I have a Windows NW 7.4.2 storage node that I use 
as 
> an 
> > AFTD device. The disk space in question is presented from my SAN. So I 

> > define the device as "FQDN:drive letter\file path", and this all works 

> > wonderfully - I back up to disk, then clone to tape.
> > 
> > Problem: I need enough space to total 2.5 TB in size, and my SAN only 
> > allows me to present at most a  2 TB disk (it's an HP EVA 8000). So 
what 
> I 
> > was thinking - present 2 disks on 1.2TB each (the daily backup size is 

> 1.1 
> > TB, so 2 drives would allow me to keep 2 days backup on disk).
> > 
> > What kind of config do I need to tell NetWorker? Do I just define 2 
> > devices, and as long as they are both in the same media pool, things 
> will 
> > Just Work? Will NetWorker treat it the same way it treats tapes - 
i.e., 
> > will it fill up drive X: first, then start using drive Y:? Will it use 

> > parallelism, and write to X: and Y: at the same time? I'm guessing 
that 
> I 
> > can define multiple AFTDs this way, right?
> > 
> > Has anyone done this? Is there something I am not taking into account?
> > 
> > Thanks
> > -- 
> > Michael Leone
> > Network Administrator, ISM
> > Philadelphia Housing Authority
> > 2500 Jackson St
> > Philadelphia, PA 19145
> > Tel:  215-684-4180
> > Cell: 215-252-0143
> > <mailto:michael.leone AT pha.phila DOT gov>
> > 
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