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Minutes 10 November 05

  • VRVS/phone: Iris(BNL), Lee(CMS), Eric(FNAL), Stefan (ATLAS), Gordon (RAL), Sasha(ATLAS), Marco(LHCb)
  • @CERN: Ioannis, Kuba, Luis, Birger, Dirk, Eva

  • Wellcome to Luis Ramos, new participant in the 3D project (CERN)
  • New site joined to the 3D testbed: IN2P3
  • Feedback of the presentation about 3D project in Edinburg (Stefan and Gordon)
  • From GDB presentation on 9th november:
    • Agreement with the proposal for the 1st phase (see transparencies from agenda, page20)
    • Discuss network requirements to connect to tiers0
    • Dirk will look at the CERN plan for linux os versions
    • Schedule plan accepted by GDB (see transparencies from agenda, page21)
    • try to convince remaining sites to join
  • COOL distribution tests
    • RAL database is ready to start the tests
    • Stefan will contact David Front to get his tests for current COOL package
    • no test of replication from tier1 to tier2 (mySql) yet
    • Sasha will give the Octopus reference to Stefan for to tier2 replication
  • FRONTIER/RAL tests status
    • Latest POOL release includes FroNtier/RAL plugin
    • Frontier server in the testbed was upgraded to the release used by the RAL plugin
    • Python client to test Frontier has been used to confirm that FroNtier server works ok.
    • 10 sites (CMS), 4 or 5 tier 1 sites, Lee/Dirk will contact Stefano Belforte for details on Squid setup coordination (driven by CMS)
    • Question on Frontier + plugin maintenance came up - deferred until successful test results
  • Trash.Test plan for testing AMGA replication using the 3D testbed at CERN
    • Birger will contact Eva
  • BNL is looking at cluster hw. In case of problems, they will use the service list to obtain advice from other participating sites.
  • Streams and RAC
    • Intermitent connection problems to connect to RAC database due to default configuration of the listener (host names without domain suffix)
    • Solution tested at CERN and already implemented by IN2P3
    • Eva will add one document explaining the problem and the solution in the 3D LCG wiki
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Topic revision: r3 - 2005-11-29 - unknown
 
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