Re: DAFS?

From: Dave Thompson <thompd(at)guppi(dot)net>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: DAFS?
Date: 2002-10-30 18:43:02
Message-ID: Pine.GSO.4.44.0210301340020.946-100000@guppi
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Interesting... I've been using DB2 7.2 on Linux on both local disk and with a
NetApp and have seen a performance increase going to the NetApp for storage.
We have a gigabit network connection between the two, but I'd have thought that
local disk would still be faster, but it wasn't.

On Wed, 30 Oct 2002, Graeme Hinchliffe wrote:

> but dafs isn't nfs. we were trialing netapp for storage but are going
> back to local disks as the db ran VERY slowly in comparison. dafs should
> accelerate things from what i have read.
>
> graeme
>
> On Tue, 29 Oct 2002, Bruce Momjian wrote:
>
> >
> > I know some folks are using NetApp and haven't had any problems. We
> > don't officially support it because we discourage NFS because the file
> > semantics are not the same as Unix file semantics.
> >
> > ---------------------------------------------------------------------------
> >
> > ghinchliffe(at)vianetworks(dot)co(dot)uk wrote:
> > > Hiya
> > > We use NetApp filers for network attached storage, these support
> > > the DAFS protocol. Is there any support or plan for support of this in
> > > PostgreSQL? Would be VERY handy if it was supported.
> > >
> > > DAFS info can be obtained at:
> > >
> > > http://www.dafscollaborative.org
> > >
> > > -----
> > > Graeme Hinchliffe BSc (Hons) _
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> > >
> > >
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> >
> > --
> > Bruce Momjian | http://candle.pha.pa.us
> > pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
> > + If your life is a hard drive, | 13 Roberts Road
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> >
>
> -----
> Graeme Hinchliffe BSc (Hons) _
> Unix Systems Engineer (UK Datacentre) ASCII ribbon campaign ( )
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> Tel +44-1925-484065
> Fax +44-1925-484055
>
> ICQ : 3842605 (name : Link)
>
> www.vianetworks.co.uk
>
>
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Dave Thompson
dave(at)guppi(dot)net

In response to

  • Re: DAFS? at 2002-10-30 11:59:41 from Graeme Hinchliffe

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