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OSG Technology Area Meeting, 17 August 2020

Coordinates: Conference: +1 312-626-6799, PIN: 718 161 330, https://cern.zoom.us/j/718161330 (password sent separately)
Attending: BrianL, Carl, Derek, Diego, Edgar, TimT

Announcements

  • OSG All Hands Aug 31 - Sep 3
    • Technology section: 1:30-3pm CDT Wed session 2, Sep 2
    • Edgar giving StashCache talk, BrianB giving overview talk
  • Mat OOO today

Triage Duty

  • This week: Diego
  • Next week: BrianL (???)
  • 8 (+0) open FreshDesk tickets
  • 1 (+1) open GGUS ticket

JIRA

# of tickets Δ State
169 +4 Open
1 +1 Selected for Dev
27 -14 In Progress
6 +6 Dev Complete
20 +1 Ready for Testing
2 +1 Ready for Release

OSG Software Team

Discussion

  • AI (BrianL): Revisit Carl's plate
  • AI (Edgar): Finish up bookkeeping for EL8 tickets; kick off tests for GlideinWMS 3.6.3
  • AI (Diego): Kick off builds for the XRootD 4.12.4 RC1
  • AI (TimT): Build HTCondor 8.8.10 for 3.4; also release GlideinWMS for 3.4

Support Update

  • Vanderbilt (BrianL): Pilots being killed by the CE after 8 hours (shortly after a proxy renewal). Still investigating.
    • Marco suggested checking with the factory + frontend to see if they've set an aggressive pilot expiration time
  • University of Florida (BrianL): Dynamic WN env functionality broke with a blahp update to 1.18.46. Bockjoo needed to update his configuration from blah.config.rpmnew

OSG Release Team

3.4.54 Δ Both Δ 3.5.22 Δ Total Δ Status
0 +0 0 +0 10 +2 10 +2 Open
0 +0 0 +0 0 +0 0 +0 Selected for Development
0 +0 0 +0 6 +0 6 +0 In Progress
0 +0 0 +0 2 +2 2 +2 Development Complete
0 +0 0 +0 14 +3 14 +3 Ready for Testing
0 +0 0 +0 1 +0 1 +0 Ready for Release
0 +0 0 +0 33 +7 33 +7 Total
  • Software
    • Ready for Testing
      • 3.5.22
        • HTCondor 8.8.10
        • gratia-probe-1.20.14
        • tcmalloc in OSG XCaches
        • xrootd-lcmaps 1.7.8: OpenSSL 1.1.1 support
        • XRootD plugins - version matching
        • Upcoming: HTCondor 8.9.8
        • Upcoming: XRootD 5.0.0
    • Ready for Release
      • oidc-agent 3.3.3
  • Data
    • Nothing
  • Operations
    • Nothing
  • Contrib
    • Nothing

Discussion

None this week

OSG Investigations Team

  • XRootD Validation document is released: DOI
  • (No-progress) CVMFS Singularity Sync is going to start using singularity to create the containers. Working on testing, see github discussion:
  • StashCP Go implementation, may want some help with "evaluating" it as a replacement for stashcp.
    • Added cvmfs and check for xrootd functionality.
  • Proactive site monitoring is progressing nicely. Goal: Present this week
  • GPUs for Folding@Home took some debugging with Mats, but as of this morning, seem to be working great.

Discussion

None this week