= Attendees =

Zach, Tom Goddard, Greg, Eric, Elaine, Tom Ferrin

October 10, 2024

= Agenda =

* Greg work in progress, TODO: Add link to slides.

= Discussion Notes =

* Wynton maintenance
  - BeeGFS going down Monday 10 AM and will be updated.
  - Machine room power turned off Monday evening.
  - Downtime Monday through Friday.
  - During downtime Greg and Scooter will install NAS (local networks storage) on plato nodes.
  - BeeGFS filesystem will be scanned to check for disk errors that will take many days, could go into weekend.
  - /scratch on plato nodes will be removed to put those SSDs in NAS.
  - Elaine will announce downtime to Chimera and ChimeraX mailing lists.
  - TomG will tweet downtime.

* Group meeting next week
  - Next week's group meeting cancelled due to downtime.
  - Take Selina out of group meeting rotation since she started grad school.

* Trac databases
  - Currently using sqlite database.  Gets corrupted.
  - Requires restarting web server to recover Trac.
  - Email to Trac comes from another machine modifying database on network filesystem and locking may not work correctly.
  - Trac database locking problems have been reported by others.
  - Replace sqlite with MySQL/MariaDB reported as solving those locking problems.
  - Greg is fixing Trac integrity errors during database conversion.


= Action Items =