HEPiX Virtualisation Working Group Meeting
CERN
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HEPiX Virtulisation WG meeting minutes 2010-06-17
Present (in no particular order):
Tony Cass, CERN
Ewan MacMahon, Oxford
Thomas Finnern, DESY
Owen Synge, DESY
Ian Gable, University of Victoria
Michel Jouvin, GRIF
Abdeslem Djaoui, RAL
Matiew Puel, IN2P3
Felix Lee
Ian Collier, CERN
Sebastien Goasguen, CERN
1. Comments on the previous meeting minutes
- Dave has now solicited comments on the policy doc from the Grid Deployment Board, and JSPG mailing lists.
2. Image distribution and Cataloging
- Ulrich and Owen created a TWiki page which summarizes the requirements:
https://twiki.cern.ch/twiki/bin/view/HEPIX/VMICUseCases
- New contributor ( from LAL IN2P3) 10 percent of his working time dedicated to this topic.
- The straw man implementation of the VMIC is running with a certificate at Oxford.
- Owen has added the ability to access the VOMS service to the catalogue.
- Owen mentioned several key requirements. The SMVIC should be scalable, and the EVMIC should be easy to use for the endorser.
- Owen commented that a job throughput of around 100K per day for a Tier-1 sites defines the performance characteristics of the SVMIC.
- There was discussion about the frequency at which the endorsers catalogue mush be checked. Should every instantiation require a check of the catalogue?If so there must be site local cacheing, much like certificate revocation lists.
- Tony would like to see a plan for the next steps with the image catalogues. The catalogue group will work on the plan.
- Ian Gable asked about maintenance on the image catalogue software. This is still an open question.
3. Next meeting.
- Outline of the plan for the VMIC
- Review of the hypervisor doc
- Names for the contextualization scripts
- Return to the discussion of image format
- Next Meeting on the 28th