[8441] in Info-AFS_Redistribution

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Re: guidelines for max volume sizes

daemon@ATHENA.MIT.EDU (Esther Filderman)
Tue Jan 30 09:08:06 2001

Message-Id: <200101301400.JAA06739@minerva.psc.edu>
To: info-afs@transarc.com, afs-info@openafs.org
In-Reply-To: Your message of "Mon, 29 Jan 2001 16:41:39 PST."
             <Pine.SOL.3.95.1010129163811.10440h-100000@arrakis.alteon.com> 
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Date: Tue, 30 Jan 2001 09:00:51 -0500
From: Esther Filderman <ecf@psc.edu>

> What I heard in the class is that this is the maximum RECOMMENDED and
> SUPPORTED volume size, not the physical maximum for the software. 

I suspect that it's also in part to what Transarc's AFS backup system can
handle.  But I have little experience with that stuff, so I can't say for
certain.

We have a handful of volumes over 8G.  Our biggest volume is 50G.  We don't try
to backup anything over a few gigs, just because it slows down the level 0
dumps.  [This will likely change as the hardware we use for backups gets 
faster.]

We've made sure the big volumes are moveable.  They're probably restorable from
backup, but since we don't back them up, we've not had occassion to try.

e.

----------------------------------------------------------------
     ecf@psc.edu     Esther Filderman    moose+@cmu.edu
        Senior System Mangler, News & AFS Dominatrix  
               Pittsburgh Supercomputing Center



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