WHAT’S HAPPENING?
TSO will upgrade the code on three edge switches, which will result in approximately 5 minutes of downtime for each switch.  This will affect the systems listed below.

Affected systems:
ace4.cc.gatech.edu
bugs cluster
calvin.cc.gatech.edu
cobblestone.cc.gatech.edu
dobbins.cc.gatech.edu
felix.cc.gatech.edu
gekko.cc.gatech.edu
glenesk.cc.gatech.edu
glenlivit.cc.gatech.edu
granite.cc.gatech.edu
hobbes.cc.gatech.edu
hollister.cc.gatech.edu
hydrogen.cc.gatech.edu
jargon.cc.gatech.edu
nellis.cc.gatech.edu
oscar.cc.gatech.edu
parliament0.cc.gatech.edu
parliament1.cc.gatech.edu
parliament-1.cc.gatech.edu
parliament2.cc.gatech.edu
parliament-2.cc.gatech.edu
parliament3.cc.gatech.edu
planner.cc.gatech.edu
pleuma.cc.gatech.edu
Pravda.cc.gatech.edu
spamzilla.cc.gatech.edu
ubiserver.cc.gatech.edu



WHEN IS IT HAPPENING?
On Thursday, May 9, 2013, between 6:30 AM and 7:00 AM.


WHY IS IT HAPPENING?
To correct an NFS problem with some of the servers attached to the affected switches.


WHO IS AFFECTED?
Users of the affected servers.  CoC grad students whose home directories reside on the filesystems shown below.  Users of the websites listed below.

Affected filesystems:
hu19
hu20
hu21
hu23
hu24
hu25
hu25/hc28

Affected websites:
help.cc.gatech.edu
1371.cc.gatech.edu
arc.gatech.edu
arcthinktank.com
arcthinktank.net
arcthinktank.org
arsecondlife.gvu.gatech.edu
autism.cc.gatech.edu
blogs.cc.gatech.edu
cellbuzz.org
cell-web.cc.gatech.edu
cercs.gatech.edu
cgi.cc.gatech.edu
fodava.gatech.edu
gtku.cc.gatech.edu
interactivity.cc.gatech.edu
rim.gatech.edu
robotics.gatech.edu
rpt.cc.gatech.edu
women.cc.gatech.edu
www.arc.gatech.edu
www.arcthinktank.com
www.arcthinktank.net
www.arcthinktank.org
www.rim.gatech.edu
www.robotics.gatech.edu


WHAT DO YOU NEED TO DO?
Affected users should save their work prior to the maintenance and be prepared for interruption during the maintenance period. Some users may need to reboot their workstations if their directories do not successfully remount following the maintenance..


WHO SHOULD YOU CONTACT FOR QUESTIONS?
TSO Help Desk (CCB 148, 404.894.7065, helpdesk@cc.gatech.edu).