AFS weekly meeting

Monday 7 Oct 2024, 11:00 → 12:00 Europe/Zurich

600/R-002 (CERN)

11:00 → 11:20 AFS ops

• Meeting organisation, agenda, room
  • Room booked till December
• Tickets
• Cold recovery test plan -> Tim Bell
  • Write and exercise a procedure to create a new AFS cell and restore a single volume there
  • https://docs.google.com/document/d/1FuU6ExVOImNB3trhZDfmum10ig4sXL6XhAqOvFTgL3c/edit#heading=h.e3bun0xznm86
  • The markdown DR Test Log file is available at https://cernbox.cern.ch/s/WDna3V4bOS5xQlJ for cloning with an Indico completed test log at https://cernbox.cern.ch/s/E683Vrx7ZheOoWg
• Migration of VMs on old hypervisors
  • Investigate the "warm standby" scenario which involves reattaching rbd volumes and updating VLDB
    • Contact Jose Castro Leon jose.castro.leon@cern.ch
  • Follow up on how we could do the VM "evacuation" if necessary (Arne proposed a rundeck job)
• From last meeting
  • afs-vol-check, NA62, afs_mount_volscan.sh
• (JI): several JIRA tickets opened (syslog rotation, AFS server log rotation, firewall logs)
• Q: should we propose to ATLAS to no longer tell people to open a ServiceNow ticket for "AFS workspace" (i.e replace with more assertative "ATLAS says no.") ?

• Migration plan is to drain first and then reattach the relevant volume, containing any undrainables, to a new server (same name)
• Test plan draft for next Monday
• Fons to take over organising the ops meeting, which will remain at 11am Monday unless otherwise advised.
  • Room booking will expire December