Networker

Re: [Networker] Auto cloning and Staging

2006-03-20 05:41:41
Subject: Re: [Networker] Auto cloning and Staging
From: Dag Nygren <dag AT NEWTECH DOT FI>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Mon, 20 Mar 2006 12:37:16 +0200
> > You'll find that you can only have one read from an ADV file device.
> > This means you can clone, stage or restore but only one at a time. In 
> > your case the cloning or staging will wait upon the other (depends on 
> > which process grabbed the device first). All this is compounded if 
> > another backup is writing to the device. Backup waiting for space on 
> > the device - need to stage, stage can't run because clone has 
> > device... It will sort itself out eventually if you just keep throwing
> tapes at it.
> 
> You are supposed to b eable to do multiple reads from an adv_file device
> in 7.3.
> Haven't yet checked mysel though....

OK, finally got to doing this and the answer is :Yes, it works.

A little hitch was that a volume clone from the same device starting
during a recover will wait until the recover stops.
But simultaneous recovers and recovers during staging/cloning
works just fine.

Dag

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