Atlas:Analysis HC beyond STEP09

--Chollet 15:56, 19 octobre 2009 (CEST)

Distributed Analysis Stress Tests - HammerCloud beyond STEP09

Results

• ATLAS ST results : http://gangarobot.cern.ch/hc/ (New web interface!)
• ATLAS ST summary : http://gangarobot.cern.ch/st/summary.html

ATLAS Info & Contacts

• Information via mailing list ATLAS-LCG-OP-L@in2p3.fr
• LPC : Nabil Ghodbane - Nabil.Ghodbane@cern.ch
• LAL : Nicolas Makovec
• LAPP : Stéphane Jézéquel
• CPPM : Emmanuel Le Guirriec
• LPSC : Sabine Crepe
• LPNHE : Tristan Beau
• CC-T2 : Catherine, Ghita
• IRFU : Nathalie Besson

HC Tests

Objectives

• Improve Cloud readiness by following site&ATLAS problems week by week (SL5 migration, site upgrades)
• Find best data access method by comparing the event rate and CPU/Walltime

https://twiki.cern.ch/twiki/bin/view/Atla/HammerCloudDataAccess#FR_cloud

• Exercise Analysis with Cond DB access and Tag Analysis

Week 40

• Muon Analysis (Release 15.3.1)
• Input DS (STEP09) : mc08.*merge.AOD.e*_s*_r6*tid*
• 3 HC tests of 24 hrs each :

Test 649 via Panda (mode copy-to-WN using rfcp - xrootd in ANALY-LYON)
Test 652/656 via WMS (DQ2_LOCAL mode or direct access dcap/rfio)
Test 653/657 via WMS (FILE_STAGER mode)

Recent talks

• Summary of HammerCloud Tests since STEP09 Dan van der Ster's talk@ATLAS Jamboree T1/T2/T3 (13 October 2009)
• HammerCloud Plans Johannes Elmsheuser's talk@ATLAS S&C Week (2 September 2009)