It's not just Irish sites. I see UK sites which fail one or two tests
sft-lcg-rm then pass again without any action by the site. Our diagnosis
is that it is failure to information service which causes this.
Does no-one else see this?
John
> -----Original Message-----
> From: LHC Computer Grid - Rollout
> [mailto:[log in to unmask]] On Behalf Of
> Maarten Litmaath
> Sent: 28 November 2005 13:18
> To: [log in to unmask]
> Subject: Re: [LCG-ROLLOUT] sites Failing SFT lcg-rm tests
>
> Stephen Childs wrote:
>
> > Maarten Litmaath wrote:
> >
> > > Might your sites be suffering from the 15s query timeout
> in lcg-utils?
> > > How good is the connectivity to lcg-bdii.cern.ch?
> > >
> > Could you give me a sample ldapsearch string that is
> representative of
> > what the lcg-utils do to test this?
>
> ldapsearch -x -h lcg-bdii.cern.ch:2170 -b o=grid \
> '(&(GlueServiceType=*)(GlueServiceAccessControlRule=dteam))'
>
> > I just ran the following command:
> >
> > ldapsearch -x -h lcg-bdii.cern.ch -p 2170 -b
> > 'mds-vo-name=giAITie,mds-vo-name=local,o=grid'
> >
> > 50 times from one of our slower sites and it seems as if there are
> > occasions when it takes >1 minute to get this information.
> (However a
> > quick check at a couple of other sites didn't show such
> long times.)
> > If the problem is at the CERN end, it might explain why the RM
> > failures happen intermittently?
>
> I will have a look at lcg-bdii, but if the trouble is mostly
> with the Irish sites, I suspect there is something clunky in
> the old middleware or there is a connectivity problem.
>
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