Amanda-Users

Re: Optimising settings

2006-04-15 13:20:32
Subject: Re: Optimising settings
From: stan <stanb AT panix DOT com>
To: Anne Wilson <cannewilson AT tiscali.co DOT uk>
Date: Sat, 15 Apr 2006 13:12:25 -0400
On Sat, Apr 15, 2006 at 05:31:39PM +0100, Anne Wilson wrote:
> On Saturday 15 April 2006 16:49, stan wrote:
> > On Sat, Apr 15, 2006 at 04:14:29PM +0100, Anne Wilson wrote:
> > > I have a working amanda, now, but I'm not sure that it is optimally set
> > > up. I'm backing up from hda to hdb on the same host, but splitting into
> > > vtapes of 4GB, so that they can be burned onto a DVD.  That part seems to
> > > be working fine.
> > >
> > > What I'm not so sure about is that within each vtape I see the data split
> > > into 10MB chunks, which seems small to me, given the amount of data.  Is
> > > this sensible/desirable?  If not, which parameter is controlling this?
> >
> > I'm pretty certain that is chunksize.
> 
> I did look at that, but two things convinced me that it isn't.  First, the  
> man page says that chunksize is in the 'holding disk' section, and the 
> holding disk is defined as the buffer area, so output wouldn't be in the 
> vtapes.  Second, chunksize is actually defined as 1GB, which is also the 
> default.
> 
> So if it's not that, what else could it be?


IHmm, what does your tapetype for the vtapes look like?

Also, have you looked at the size of the files on the holding disk?


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