Atlas:SC4

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Revision as of 13:11, 19 juin 2006 by 134.158.97.69 (talk) (''Bienvenue sur la page Atlas SC4 LCG-France <br><br> Welcome to the LCG-France Atlas SC4 page'')
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Bienvenue sur la page Atlas SC4 LCG-France

Welcome to the LCG-France Atlas SC4 page

Twiki page : SC4 ATLAS

Compte rendu de la réunion SC4 ATLAS au CERN du 9 Juin (S.Jézéquel) (written in french)

  • T0 Role(CERN)
    • Produce dummy files with 1 to 2 GB size(RAW, ESD et AOD)
    • Initiate T0->T1 transfers
    • FTS server sents files to Lyon choosing between 'TAPE' (RAW 43,2 Mo/s) or 'DISK' (ESD,AOD 23+20 Mo/s) areas
  • T1 Role (CCIN2P3)
    • Get files from T0 (dedicated dcache area)
    • Send all AODs to each T2 (20 Mo/s) using Lyon FTS server
    • Regurlarly cleanup files
  • T2 Role (LAL, LPC, TOKYO)
    • Get files from T1 (Lyon)
    • Clean-up the files (?)
  • Other roles
    • ATLAS (S. Jézéquel) : Initiate T1->T2 transfers

Information from DDM monitoring

http://atlas-ddm-monitoring.web.cern.ch/atlas-ddm-monitoring/rrd/plots/stackday.png http://atlas-ddm-monitoring.web.cern.ch/atlas-ddm-monitoring/rrd/plots/stack4h.png