[auton-users] bigpapa connection

Jacob Joseph jmjoseph at andrew.cmu.edu
Mon Feb 24 18:11:21 EST 2003


Bob, can you elaborate?  If it was RAID, why was anything lost?  Half of the 
point is to ensure redundancy.

-Jacob

On Monday 24 February 2003 15:32, nichol wrote:
> Dont want to scare people, but we have had two RAID array failures
> up here in Physics.
>
> * > I was running with some of Paul's data in
> * >
> * >
> /.automount/lofty/BigPapa/home/komarek/h/pfizer/icml2003_experiments/athlon
>mp/reuters/mydata/ * >
> * > and all was fine.
> * >
> * > But then it claimed file not found for a few minutes
> * >
> * > and now its back again.
> * >
> * > Is there something like the equivalent of klogging that I should be
> * > doing? Thanks,
> * >
> * >   Andrew
> *
> *I got the same thing today. Could be that the automounter unmounted the
> *filesystem after some idle time, and couldn't re-mount it quickly enough
> *when you accessed it again. The re-mount speed is most likely a function
> of *the load on the local network - the fileserver isn't at all loaded. *
> *Pat: can we change the automounter defaults so it:
> *
> * 1. waits longer before unmounting an idle connection
> *
> * 2. tries harder and more times to mount a filesystem before deciding it's
> *dead
> *
> *?
> *
> *
> *As a workaround, try typing "ls /mnt/BigPapa" - for me it convinced the
> *automounter to mount the filesystem again, and then the application was
> *happy.
> *




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