Ceph/CVMFS/Filer Service Meeting

Europe/Zurich
600/R-001 (CERN)

600/R-001

CERN

15
Show room on map
    • 14:00 14:05
      CVMFS 5m
      Speaker: Enrico Bocchi (CERN)
    • 14:05 14:10
      Ceph Upstream News 5m

      Releases, Tickets, Testing, Board, ...

      Speaker: Dan van der Ster (CERN)
    • 14:10 14:15
      Ceph Backends & Block Storage 5m

      Cluster upgrades, capacity changes, rebalancing, ...
      News from OpenStack block storage.

      Speaker: Theofilos Mouratidis (National and Kapodistrian University of Athens (GR))

      (Dan)

      • ceph/flax osd host p05151113508409 died on the weekend. I manually set the osds out after it was clear the machine is not coming back soon.
        • Backfilling took a few hours and users didn't notice, AFAICT.
        • Prometheus is giving us an alarm on this once a day: how to mute?
    • 14:15 14:20
      Ceph Disk Management 5m

      OSD Replacements, Liaison with CF, Failure Predictions

      Speaker: Julien Collet (CERN)
    • 14:20 14:25
      S3 5m

      Ops, Use-cases (backup, DB), ...

      Speakers: Julien Collet (CERN), Roberto Valverde Cameselle (Universidad de Oviedo (ES))

      (Dan)

      • SLO error rate alarms over the weekend. Can someone check?

       

      (Roberto)

      • Probably related to the previous point, >300 timeouts from CERNBox backup.
      • IT-CDA-WF ticket [INC2200071]
      • It's reproducible with s3cmd [CEPH-766]
    • 14:25 14:30
      CephFS/HPC/FILER/Manila 5m

      Filer Migration, CephFS/Manila, HPC status and plans.

      Speakers: Dan van der Ster (CERN), Pablo Llopis Sanmillan (CERN)
    • 14:30 14:35
      HyperConverged 5m
      Speakers: Jose Castro Leon (CERN), Julien Collet (CERN), Roberto Valverde Cameselle (Universidad de Oviedo (ES))
    • 14:35 14:40
      Monitoring 5m
    • 14:40 14:45
      AOB 5m

      (Dan)

      • Ceph presentation tomorrow to visitors from Luxembourg. Slides will be distributed.