r2 - 27 Apr 2010 - 13:28:00 - KaushikDeYou are here: TWiki >  Admins Web > MinutesDataManageApr27

MinutesDataManageApr27

Introduction

Minutes of the US ATLAS Data Management meeting, Apr. 27, 2010
  • Previous meetings and background : IntegrationProgram
  • Coordinates: Tuesdays, Noon Central
    • (605) 715-4900, Access code: 735188; Dial *6 to mute/un-mute.

Attending

  • Meeting attendees: Pedro, Armen, Bob, John, Saul, Shawn, Charles, Michael, Hiro, Wensheng
  • Apologies:
  • Guests:

Topics for this week

  • Expected data flow in next few months - KD
    • Massive reprocessing going on right now, started friday, data coming to BNL, will start to come to Tier 2's today
    • Expect 70 TB to Tier 2's this week on DATADISK, 20-40 TB on MCDISK, another 70 TB to DATADISK in 2 weeks
  • Space status - Armen, Wensheng
    • Armen - BNL got ~170 TB to DATADISK and ~180 TB to MCDISK during the weekend of reprocessing! Rate is few TB per hour to BNL.
    • Armen - BNL has ~300 TB free on DATADISK, ~500 TB free on MCDISK, ~300 TB unallocated
    • Armen - lots of central deletion not showing up in storage (gone from DQ2)
    • Armen - some dark data needs to be cleaned up
    • Wensheng - cleaning of NET2 started, expect maximum 40 TB freed, waiting for verification from ADC
    • MWT2 share increased from 50% to 100%
  • Hot issues
  • AOB
    • Action item - Kaushik will follow up on topic of making all US sites consistent with long/short names in LFC


-- KaushikDe - 27 Apr 2010

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