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Argus Certification Update: Summary & Status - Gianni Pucciani, CERN

Detailed report and patch information for Argus certification with excellent documentation, successful tests, and bug fixes highlighted. Grid Deployment Board findings outlined with load test outcomes. Follow provided links for further details.

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Argus Certification Update: Summary & Status - Gianni Pucciani, CERN

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  1. Argus certification, status update. Gianni Pucciani GDB 14-Oct-09 - CERN

  2. Certification summary • Started in July (2009) • Report: https://twiki.cern.ch/twiki/bin/view/Main/ArgusCertification • Patch #3076: https://savannah.cern.ch/patch/?3076 • Current status: With Provider, due to bug #56687 (and load tests issues?) • Excellent documentation helped certification. • Functional tests ok, including failure scenarios and error logging. • Few bugs (configuration, banning by CA) fixed during certification. • Interaction glexec-lcmaps-pepd (pdp and pap) succesfully tested (Patch #3093 in certification) WLCG Grid Deployment Board, 14 October 2009 2

  3. Load tests • Setup • 10 WNs installed on virtual machines • Argus (PAP,PDP,PEPd cache disabled) on a vm 1GB memory • pepcli used to send authorization requests (bash scripts and The Grinder) • 10 test user certificates (2 where banned in the policy) • Outcomes • Server stability ok, never needed a restart. • With requests rates < 20 reqs/sec, no errors in 4 days (6.4M requests). • With requests rates > 20 reqs/sec, 0.04% error frequency, Bug #56750, expected Permit got Deny • With requests rates > 90 reqs/sec, in 2 experiments hit Bug #56758, expected Deny got Permit (3 times out of 7.5M requests). Not reproduced with The Grinder. WLCG Grid Deployment Board, 14 October 2009 3

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