[Bi-users] Critical information about disk usage restrictions during Christmas

Peter Bortas zino at nsc.liu.se
Tue Dec 20 17:14:50 CET 2016


Dear fouo6, rossby20 and smhid13 users,

As you know from my mails this week we had some problems where no more
files could be written on fouo6 during Monday. The root cause of that
is a problem shared by all filesystems in the latest generation
(fouo6, rossby20 and smhid13) where the amount of files that can be
stored on them is 1/8th of what it should be. This is compounded by a
bug that makes it impossible to remove files if the filesystem is
filled up to the maximum amount of files possible.

We will work during January to increase the number of files that are
possible to store to the level we projected for when they where
originally planned. But until that is done you will have to restrict
your usage of the three mentioned filesystems.

- Do not create a lot of small files on them. "a lot" is more than a
few tens of thousands of files in this case.

- If you want to move files to these filesystem for storage use "tar"
to archive them. If you use "tar" without compression this will also
be a lot faster than copying the files as they are.

Due to the problems mentioned above the filesystems fouo2, rossby15,
rossby16 and smhid9 that where earlier due to be shut off January 1
2017 will now be up for two more months and shut down March 1.

Regards,
-- 
Peter Bortas, NSC


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