file server problems

Predrag Punosevac predragp at andrew.cmu.edu
Sat Jul 6 15:59:45 EDT 2019


Dear Autonians,

I hate to interrupt your 4th of July festivities with a bad news but it
appears that I have a major problem with one of our main file servers
after a minor upgrade. This server is the home to about 2/3 of the Auton
Lab home directories which means that many of you are no longer able to
log into our computing infrastructure apart of your Auton Lab maintained
desktops. 

Before anyone gets too upset at me for upgrading file server let me just
state for the record that the upgrade was tested and went smoothly 
on 6 other machines. As you know upgrading software is a natural part of
the machine's life cycle. 

At this point I am unable to cleanly boot machine which is stuck while
trying to mount the root file system. I am planning to boot machine with
the live media first thing on Monday morning and if that doesn't work
just reinstall OS and import ZFS pools containing your home directories
(they should not be affected). 

Most Kind Regards,
Predrag Punosevac

P.S. Dr. Jeff Schneider has purchased a new file server which would have
been a backup machine in this case. Unfortunately we have not received
it yet so I will have to troubleshoot this.


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