Meeting Date

• TEAMS: 2024-07-24

Invited

Anthony (group leader), Lori, Clayton, Guoxiang, Nathan, Nick, Todd, Ed, Devon, Gwen, Ushe

Attendees

Anthony (group leader), Guoxiang, Nathan, Nick, Todd, Ed, Devon

Review and accept previous meeting minutes.

CsLWGMeeting20240710

Review last meeting's Action Items

linux.cscf.uwaterloo.ca

• Still blocked on comprehensive review of authentication/authorization configuration, work stalled - need to schedule in person meetings
  • Blocked on staff/manager availability

New DFSc Hardware

• Networking problems overcome, OS installations complete
• Assembling test cluster on new hardware for benchmarking performance and testing installation procedures
• Test cluster on old hardware being assembled for testing cluster upgrade procedures and new hardware integration, blocked on minor hardware problem (battery replacement - to be completed Fri)

DFSc Performance

• Snapshots blocked on cleanup of old homedirs
  • Waiting on completion of ongoing tape backup before moving and deleting approximately 9400 retired homedirs, accounting for approximately 20% of space usage in TEACHING - kept for at least 175 days after the end of the last term they were enrolled
    • possibly change the grace period to 350 days to account for 8 month double co-op terms - need to chat with Clayton
    • older homedirs 350 days have been moved in preparation for deletion
    • Need to double check that no course accounts are included in the retired homedirs
    • Should also email users who will have their homedirs deleted - Nick
      • RT: 1318097
• Need to send message to users (login message (only applies to login shell), other?) when snapshots are re-enabled, links to appropriate end user documentation - Anthony
  • Will leverage MOTD to point to other more comprehensive documentation
  • Engage management on documentation location (Anthony)
    • Nick Lee maintains a useful page on www.cs.uwaterloo.ca about the general use TEACHING environment, collocating documentation there is an option. RT: 1318489
• Quotas set for most accounts, list of quota violators provided for Nick, see RT: 1317978

Endpoint Protection

• IST wants to deploy SentinelOne end point security agents on all devices
• Planning test deployment to linux.student.cs (on a single node) in passive (watch and complain) mode for fall term,
  • Waiting on homedir backups to complete so we can get a clear picture of DFSc traffic caused by S1
    • Still ongoing as of 2024-07-24
  • IST has been informed, is generally supportive

New Business

• • Power / cooling outages delayed indefinitely - MFCF investigating the potential of renting a generator for extended power outages in M3

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