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OSG Technology Area Meeting, 11 May 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, Marco Mambelli, Marian, Mat, TimT

Announcements

Triage Duty

  • This week: Mat
  • Next week: TimT
  • 13 (+5) open FreshDesk tickets
  • 1 (+0) open GGUS ticket

JIRA

# of tickets Δ State
147 +1 Open
45 +1 In Progress
13 +1 Ready for Testing
3 +1 Ready for Release

OSG Software Team

  • Reminder: Promotion requests should include a summary of changes in the requested packages that are relevant to OSG site admins
  • OSG 3.5.16
    • AI (Mat): Release HTCondor 8.8.9 and 8.9.7 (SOFTWARE-4079, SOFTWARE-4080)
    • AI (Edgar): Release vo-client with EIC VOMS (SOFTWARE-4097)
  • OSG 3.5.17
    • AI (Edgar): XRootD 4.12.0 officially released upstream (SOFTWARE-4063)
    • AI (Diego): Release XCache 1.3+ (SOFTWARE-4047)
    • AI (Diego): Build XRootD plugin .so's based on XRootD version (SOFTWARE-4093)
    • AI (Carl): Release gratia-probe 1.20.13+ (SOFTWARE-3980)
    • AI (Mat): Remove OSG references in HTCondor-CE view and condorceinfostatus (SOFTWARE-3963)

Discussion

Marco has some Singularity and condor_chirp fixes and updates in GlideinWMS 3.6.3 (expected in 2-3 weeks)

Support Update

  • Brown (Marian): waiting on a response from Brown about registering their XRootD in Topology
  • JLab (Edgar): actively troubleshooting issues with submit hosts authenticating with different hosts with Let's Encrypt certs
  • LIGO (Carl, Derek): followed up on some extra VO attribtues showing up in the accounting dashboards
  • Notre Dame (Carl): answered questions about passing along AccountingGroup via the BLAH
  • SWT2 (Derek): had to do Slurm Gratia probe surgery for Oklahoma and UTA. We're getting tired of doing this so UNL is going to pilot using the HTCondor-CE Gratia probe at their Slurm site.

OSG Release Team

3.4.50 Δ Both Δ 3.5.16 Δ Total Δ Status
0 +0 0 +0 2 +1 2 +1 Open
0 +0 0 +0 0 +0 0 +0 In Progress
0 +0 0 +0 8 -3 8 -3 Ready for Testing
1 +0 0 +0 2 +1 3 +1 Ready for Release
1 +0 0 +0 12 -1 13 -1 Total
  • Software
    • Ready for Testing
      • 3.5.16
        • EL8 wn client
        • blahp 1.18.46
        • hosted-ce-tools 0.6
        • Frontier Squid 4.11-2.1
        • GlideinWMS 3.7
    • Ready for Release
      • 3.5.16
        • CMVFS 2.7.2
        • CCTools 7.1.5
        • osg-ce 3.5-5
      • 3.4.50
        • XRootD 4.11.3
  • Data
    • Nothing
  • Operations
    • Nothing
  • Contrib
    • Nothing

Discussion

  • AI (Carl): Create a follow-on ticket to fix the INDEX in the CA certificate packaging
  • AI (Edgar): Test the latest Frontier Squid package via the fresh container

OSG Investigations Team

  • GRACC transition now monitored with gracc-transition website: https://gracc-transition.herokuapp.com/: 99%
    • Marian can give status.
  • SciTokens + XCache - As always, very complicated...
  • Need to figure out the singularity container pruning.
    • Turned on garbage collection on the CVMFS repo. Cleaned up a TON of space, no longer need to worry so much about pruning.
  • XRootD monitoring collector validation is starting.
    • Parallel infrastructure is 90% up and running.
  • Slurm gratia probe considerations

Discussion

None this week