Graeme, so if sites have SL5 nodes now you will use them? Will you use
both at a site? Do you use the SL5 native kits now?
John
> -----Original Message-----
> From: Testbed Support for GridPP member institutes
> [mailto:[log in to unmask]] On Behalf Of Graeme Stewart
> Sent: 11 October 2009 13:49
> To: [log in to unmask]
> Subject: Re: User Analysis Test (UAT) in Oct., 2009
>
> On 9 Oct 2009, at 18:03, Elena Korolkova wrote:
>
> > Hello
> >
> > I have two questions:
> > 1. Should we have Squid server before this test?
>
> It depends upon the analyses users might like to run.
> However, it's unlikely that much will depend upon DB access
> as people will likely run over MC rather than cosmics.
>
> However, the squid is a definite priority, so I would aim to
> get that installed in the next week (it only takes a few
> hours) so that you have it.
>
> > 2. Will this tests run on SL5 nodes only? I mean if we want to
> > participate should we move to SL% or we can have SL4 WNs? (In
> > Sheffield we can't afford to have both)
>
> It doesn't matter - there's nothing today which requires SL5 nodes.
> However, again we'd like to see the SL5 migration happen soon, so that
> SL5 native built kits can start to become the default. We
> gain 15-20% CPU with SL5 gcc4.3 code, so your site works
> better for ATLAS on SL5.
>
> Both things are important, but squid is definitely faster to
> deploy so a priori I would deploy that first.
>
> Cheers
>
> Graeme
>
> --
> So we made our own computer out of macaroni pieces And it did
> our thinking while we lived our lives
>
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