On Thu, 4 Aug 2005 15:22:13 +0100
Fraser Speirs <[log in to unmask]> wrote:
> Or maybe I was mistaken for Graeme :-)
Now I am giggling, any other comments
please could I have a contact on the D-cache bug on full systems, so I don't have to replicate it,
answers to the mailing list as I am out of the office until Tuesday, and someone (Jens maybe) can get into dialogue with them.
Regards
Owen
>
> Should be:
>
> Present
> -----------
> Philip Clark
> Owen Synge ,
> Mona Aggarwal,
> Fraser Speirs
> Jamie Ferguson
> Jiri Mencak
>
> Apologies
> --------------
> Jens Jensen
> Greig A Cowan,
> Graeme A Stewart,
>
> FS
>
> On 4 Aug 2005, at 14:31, Jamie Kelvin Ferguson wrote:
>
> > Hi,
> >
> > I was present. I think you've mistaken me for Graham.
> >
> > Jamie.
> >
> > On Thu, 4 Aug 2005, Owen Synge wrote:
> >
> >
> >> Minutes
> >>
> >>
> >> Present
> >>
> >> Philip Clark
> >> Owen Synge ,
> >> Mona Aggarwal,
> >> Graeme A Stewart,
> >> Jiri Mencak
> >>
> >> Apologies
> >> Jens Jensen
> >> Greig A Cowan,
> >>
> >> 1 Site status
> >> ~~~~~~~~~~~~~
> >>
> >> 1.1 RAL
> >> ~~~~~~~~~~~~~~~~~
> >>
> >> 1.1.1 Owen
> >> ~~~~~~~~~~
> >> "crystallising the documentation" on the mailing list now updated
> >> to include all the most relevant emails in Owen S's opinion.
> >>
> >> 1.1.2 Jiri
> >> ~~~~~~~~~~
> >> Installed DPM with general positive feelings about the log
> >> messages and performance but no practical experience as first
> >> stage of testing. Also was concerned the the GSI ftp server died
> >> over night. This has not yet been repeatable.
> >>
> >> 1.2 Edinburgh
> >> ~~~~~~~~~~~~~
> >>
> >> Jammie installed DPM but has some publishing errors, and they do
> >> not know what should be outputted, all they know is they have more
> >> information to publish from DPM and are generally feeling positive
> >> about DPM.
> >>
> >> Edinburgh also have access to 10 Tera Bytes of data storage on the
> >> University SAN, this can be increased to 150 Tera Bytes if they
> >> can show they have used the 10 Tera Bytes. This has led to an
> >> action on Owen to give them some help to avoid clobbering the SAN
> >> with excessive IO. Help from Derek would be appreciated.
> >>
> >>
> >> 1.4 Imperial College London
> >> ~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >>
> >> Seem to have excessive open socket connections and want more tests
> >> for D-Cache.
> >>
> >> They will soon have a new 6 Tera Byte server coming soon.
> >>
> >> 1.6 Glasgow
> >> ~~~~~~~~~~~
> >>
> >> Experimented with DPM duel homing.
> >>
> >> Would like the source to DPM, which is not publicly available
> >> until the source code is stable.
> >>
> >>
> >>
> >>
> >> 2 Actions progress
> >> ~~~~~~~~~~~~~~~~~
> >>
> >>
> >>
> >> 25 23/03/2005 Run dCache and GridFTP on multihomed hosts Jiri
> >> DONE
> >> 32 15/06/2005 Make meetings weekly Jens DONE
> >> 34 13/07/05 Find out how to contact production managers : DONE
> >> Jeremy Coles is production manager for SC3
> >>
> >> 36 13/07/05 Adding and removing pools recipe to be added to
> >> mailing list :
> >> Already dealt with on the mailing list and now in the Howto
> >>
> >> 35 13/07/05 Find out correct behaviour for what to do on full
> >> System :Owen
> >> Already dealt with the answer is to forward this to the
> >> Developers as its a critical bug the system failing when full.
> >> 8 09/02/2005 Resurrect SRM client API Jens ongoing
> >> Jiri has taken this load and will be doing this in the 70% of
> >> his time not dedicated to support.
> >>
> >>
> >> 2.1 Actions not yet dealt with
> >> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >>
> >>
> >> 22 09/03/2005 Post perf numbers and ganglia links to list Steve
> >> Open
> >> 28 18/05/2005 Clarify support for SRM 2.1 in dCache Jens Open
> >> 29 18/05/2005 Clarify VOMS support for dCache Jens Open
> >>
> >>
> >>
> >> 3.0 Outstanding Actions
> >> ~~~~~~~~~~~~~~~~~~~~~~~
> >>
> >> 22 09/03/2005 Post perf numbers and ganglia links to list Steve
> >> Open
> >> 28 18/05/2005 Clarify support for SRM 2.1 in dCache Jens Open
> >> 29 18/05/2005 Clarify VOMS support for dCache Jens Open
> >> 16 09/03/2005 Check gridftp monitoring with James Casey and Kors
> >> Bos Jens
> >> 33 13/07/05 Add HowTo to GridPP web site: Owen
> >>
> >> 4 Any Other Business
> >> ~~~~~~~~~~~~~~~~~~~~
> >>
> >> Following all the positive assertions about DPM it seems all sites
> >> wish to evaluate DPM.
> >>
> >> When D-Cache is full and applications persist in adding data to
> >> the D-Cache service we find that the system breaks. This is
> >> unfortunate as physics policy is to let the SRM service fill up.
> >> the only work around so far found is to restart the effected pool,
> >>
> >>
> >> Please feel free to correct and improve, and please could I have a
> >> contact on the D-cache bug, so I dont have to replicate it,
> >> answers to the mailing list as I am out of the office until Tuesday.
> >>
> >> Regards
> >>
> >> Owen S
> >>
> >
>
> --
> Technical Coordinator - ScotGrid
> a: Room 481, Kelvin Building, University of Glasgow
> w: http://ppewww.ph.gla.ac.uk/~fspeirs/ t: 0141 330 6439
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