Hi Olivier,
I would say that draining is an implementation specific issue and is not
related to the discussions of the SRM specification.
Greig
On Mon, 2 Oct 2006, Olivier van der Aa wrote:
> Greig A Cowan wrote:
>
> Hi Greig,
>
> I see on the agenda that quotas will be discussed. Will the draining
> also be on the topic ? Maybe this is not srm related.
>
> Cheers, Olivier.
>
> > Hi everyone (apologies to those who get this twice),
> >
> > I am going to attend a meeting next week [1] that will discuss how the SRM
> > 2.2 storage classes should be implemented at Tier-1 and -2 sites (i.e.
> > if any special configuration of the SRM and storage hardware is needed
> > beyond what is already deployed). For those who haven't heard of the
> > storage classes before, they can be summarised by the terms:
> >
> > Tape1Disk1
> > Tape1Disk0
> > Tape0Disk1
> >
> > which represent how the LHC experiments want to be able to store and
> > manage their data.
> >
> > In the UK, Tape0Disk1 will likely be the only one to affect the Tier-2s.
> >
> > Jeremy suggested that I ask for input from people before the meeting so
> > that we can ensure all relevant issues/concerns are raised. Does anyone
> > have any questions that they would like me to raise on their behalf? The
> > meeting is on Tuesday afternoon.
> >
> > Cheers,
> > Greig
> >
> > [1] http://agenda.cern.ch/fullAgenda.php?ida=a058490
> >
> >
> >
> >
> >
> > On Thu, 21 Sep 2006, Coles, J (Jeremy) wrote:
> >
> >> Thanks Greig
> >>
> >> I would attend since I am going to the GDB but I have to be at RAL in
> >> the morning. Please do canvass others on the list for input prior to the
> >> meeting.
> >>
> >> Cheers,
> >> Jeremy
> >>
> >>> -----Original Message-----
> >>> From: Greig A Cowan [mailto:[log in to unmask]]
> >>> Sent: 21 September 2006 13:11
> >>> To: Graeme Stewart
> >>> Cc: Coles, J (Jeremy); GridPP Dteam
> >>> Subject: Re: pre-GDB meeting
> >>>
> >>>
> >>> Hi Jeremy,
> >>>
> >>> I meant to reply to you about this. I've not been directly involved
> >> with
> >>> the working group so far, but am aware of the ongoing discussions and
> >>> reports that they have generated. According to the agenda Tier-2s are
> >> now
> >>> getting a mention, so I think it would be useful if I attended.
> >>>
> >>> http://agenda.cern.ch/fullAgenda.php?ida=a058490
> >>>
> >>> Cheers,
> >>> Greig
> >>>
> >>> On Thu, 21 Sep 2006, Graeme Stewart wrote:
> >>>
> >>>> I suspect I'll still be mired in the new Glasgow cluster at this
> >>>> rate. Perhaps Greig would want to go?
> >>>>
> >>>> Graeme
> >>>>
> >>>> On 18 Sep 2006, at 19:16, Coles, J ((Jeremy)) wrote:
> >>>>
> >>>>> Dear All
> >>>>>
> >>>>> One or two of you may be interested in taking part in this
> >> discussion.
> >>>>> Graeme and Greig I believe you are already partly involved with
> >> the
> >>>>> working group so perhaps one of you would like to attend? Feedback
> >>>>> from
> >>>>> anyone else welcome as always!
> >>>>>
> >>>>> Jeremy
> >>>>>
> >>>>> -----Original Message-----
> >>>>> From: Kors Bos [mailto:[log in to unmask]]
> >>>>> Sent: 18 September 2006 15:03
> >>>>> To: 'GDB'; [log in to unmask]
> >>>>> Subject: pre-GDB meeting
> >>>>>
> >>>>> Dear colleagues,
> >>>>>
> >>>>> when we discussed the implementation of the SRMv2.2 storage
> >> classes
> >>>>> after Artem Trunov's presentation during the GDB at BNL it became
> >>>>> clear
> >>>>> that we need more time for discussion. Artem and I therefor
> >> propose a
> >>>>> dedicated meeting on the afternoon of Tuesday October 3, the day
> >>>>> before
> >>>>> the next GDB at CERN in the IT Aud. A more detailed agenda will be
> >> put
> >>>>> up soon.
> >>>>>
> >>>>> I hope the experiments can be represented as well as the Tiers but
> >> of
> >>>>> course anybody else is welcome. We need to arrive at very
> >> practical
> >>>>> solutions on how the storage classes are going to be used by the
> >>>>> experiments and how that is going to be implemented at the Tiers.
> >> The
> >>>>> experiments foresee large scale Monte Carlo productions and
> >>>>> reconstruction efforts very soon and it is at present not clear
> >> how
> >>>>> the
> >>>>> data will be managed.
> >>>>>
> >>>>> Your suggestions are much appreciated.
> >>>>>
> >>>>> Kors
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>> --
> >>>> Dr Graeme Stewart -
> >> http://wiki.gridpp.ac.uk/wiki/User:Graeme_stewart
> >>>> GridPP DM Wiki - http://wiki.gridpp.ac.uk/wiki/Data_Management
> >>>> ScotGrid - http://www.scotgrid.ac.uk/ http://scotgrid.blogspot.com/
> >>>>
> >>>>
> >>>>
> >>> --
> >>>
> >> ========================================================================
> >>> Dr Greig A Cowan
> >> http://www.ph.ed.ac.uk/~gcowan1
> >>> School of Physics, University of Edinburgh, James Clerk Maxwell
> >> Building
> >>> TIER-2 STORAGE SUPPORT PAGES:
> >> http://wiki.gridpp.ac.uk/wiki/Grid_Storage
> >> ========================================================================
> >>
> >
>
>
>
--
=======================================================================
Dr Greig A Cowan http://www.ph.ed.ac.uk/~gcowan1
School of Physics, University of Edinburgh, James Clerk Maxwell Building
TIER-2 STORAGE SUPPORT PAGES: http://wiki.gridpp.ac.uk/wiki/Grid_Storage
=======================================================================
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