WLCG MW Readiness WG 14th meeting Minutes - December 2nd 2015 - VIRTUAL!

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  • New versions are now being under test via the ATLAS workflow. The dCache v.2.10.44 and v.2.14.0 and HTCondor v.8.4.1 verifications are already completed. Details in the table further below.
  • BDII v. 5.2.23 is the new MW product being verified at Brunel on CentOS7 and completed at GRIF-IRFU.
  • The ARC-CE v.5.03 verification is completed for CMS.
  • The ARGUS Collaboration met on Nov. 6th and Dec. 2nd. Notes relevant to MW Readiness will be added after the 2nd meeting.
  • Please comment on the suggested date for the next meeting: Wednesday 20th January 2016 at 4pm CET. Alternative date, if multiple objections will be 27th January 2016 at 4pm. Objections should be sent to wlcg-ops-coord-wg-middleware@cernNOSPAMPLEASE.ch


  • This meeting is VIRTUAL.

Minutes of previous meeting

The minutes of the last (13th) meeting HERE are assumed approved (no correction received).

Verification status report

ATLAS workflow Readiness Verification Status:

MW Product version Volunteer Site(s) pakiti client installation status Comment on testing on CentOS7 Other comments
DPM 1.8.10 Edinburgh OK up-to-date test machine setup at Glasgow for this, waiting to complete the Atlas specific configuration All done as per https://its.cern.ch/jira/browse/MWREADY-87
StoRM 1.11.9 QMUL & CNAF OK up-to-date n/a problems running panda jobs @CNAF manually fixed by David Cameron. A SRM_AUTHORIZATION_FAILURE still remaining as per https://its.cern.ch/jira/browse/MWREADY-61
dCache 2.10.44 & 2.14.0 Triumf (2.10.44) & NDGF (2.14.0) Manually installed at NDGF which is running ubuntu. Our developers are working on the debian packaging. Details https://its.cern.ch/jira/browse/MWREADY-93 n/a Triumf https://its.cern.ch/jira/browse/MWREADY-94 and NDGF verification https://its.cern.ch/jira/browse/MWREADY-70 completed. A.O.B. Can someone help to make progress with the DESY offer to test dCache on Prometheus as per https://its.cern.ch/jira/browse/MWREADY-36?
HT-Condor (condor-g) 8.4.1 CERN OK up-to-date n/a completed via the ATLAS pilot factory as per https://its.cern.ch/jira/browse/MWREADY-39
FTS3 3.4.0 CERN OK up-to-date n/a this version is being installed this week. It will also be tested for the CMS workflow as per https://its.cern.ch/jira/browse/MWREADY-99
BDII 5.2.23 Brunel & GRIF-IRFU Not applicable. These are virtual hosts that won't be used on the long run. yes! Successfully verified at GRIF-IRFU as per https://its.cern.ch/jira/browse/MWREADY-97

CMS workflow Readiness Verification Status:

MW Product version Volunteer Site pakiti client installation status Comment for testing on CentOS7 Other comments
DPM 1.8.10 GRIF OK up-to-date GRIF plans to run tests on CentOS7 in Q4 2015 as per https://its.cern.ch/jira/browse/MWREADY-71. What exactly can be done now? problems showed-up with DPM-DSI 1.9.5-8 and gridftp redirection as per https://its.cern.ch/jira/browse/MWREADY-89
dCache 2.13.12 PIC OK up-to-date n/a On-going. Ticket is https://its.cern.ch/jira/browse/MWREADY-91
EOS 4.0.6 citrine CERN OK up-to-date n/a Stalled at the CERN PPS. Version not yet stable. Details in https://its.cern.ch/jira/browse/MWREADY-81
FTS3 3.3.3 CERN OK up-to-date n/a new version 3.4.0 to be tested soon
ARC-CE 5.0.3 Brunel OK up-to-date n/a Verification completed as per https://its.cern.ch/jira/browse/MWREADY-84

WLCG MW Readiness Software Status

  • MW readiness App v.0.3 deployed in prod. Volunteer sites managers can now access information about the packages installed at their sites and published via pakiti:
  • Pakiti packaging for Debian is ongoing

Sites' feedback

  • PIC report:
    • Pre-production storage using dCache 2.13.13
      • moving to test 2.14 in the coming weeks.
    • Phedex transfers:
      • using PhEDEx 4.1.7, with agents configured to use FTS3 pilot at CERN
      • links: PIC->CERN not working, PIC->GRIF_LLR with intermittent failures in the last days.
      • links: GRIF_LLR -> PIC, CERN -> PIC basically working OK for the last weeks (sporadic errors)
    • HC test jobs continue running fine
    • WAN data access via xrootd is functional again. Port assignment misconfiguration (blocking xrootd WAN access at firewall level) has been solved
    • Enabling IPv6 at the srm-pps and disk pool for testing, as a request from CMS (A. Sciaba)

  • CNAF
  • Napoli
  • Edinburgh
  • QMUL
  • Brunel
  • CERN
  • ... other sites

Report from the ARGUS meeting


Action items Done from past meetings can be found HERE.

  • 20150506-03: NDGF to install the pakiti client. Updated instructions here. Done the day after last meeting, i.e. 29/10. As NDGF run on ubuntu, Lionel offered to make a version for that OS and put instructions in the manual on where to find it.
  • 20150318-02: Ben to set-up the ARGUS testbed at the T0. The testbed is there, the load testing is in the list but Postponed
  • 20141119-03: Andrea M. to contact the GRIF site to proceed with WN testing via the CMS workflow POSTPONED

Next meeting

  • Suggested date is JANUARY 20TH 2016 AT 16HRS CET


-- MariaDimou - 2015-11-24

Topic attachments
I Attachment History Action Size Date Who Comment
PNGpng HC_test_T1_ES_PIC.png r1 manage 32.0 K 2015-06-16 - 16:32 AntonioPerezCalero HC jobs reading from dcache validation storage at PIC
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Topic revision: r60 - 2018-02-28 - MaartenLitmaath
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