Changes between Version 1 and Version 2 of 2024-10-10

Timestamp:

Oct 10, 2024, 11:47:38 AM (14 months ago)

Author:

Tom Goddard

Comment:

--

2024-10-10

@@ -7 +7 @@
 = Agenda =
 
-* Greg work in progress
+* 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 =