[Bi-users] Downtime for Bi and Krypton today for OS update 13-15

[Kent Engström]

kent at nsc.liu.se (Kent Engström) writes:
> Dear Bi and Krypton Users,
>
> we need to perform an OS update today to install a new kernel that fixes
> a security vulnerability.
>
> As usual, we need to restart the login node (and other servers) and then
> also start a rolling upgrade of the nodes (updating the nodes between
> jobs). Batch jobs should not be affected, but login node processes and
> interactive jobs will be affected.
>
> We will restart servers on Bi between 13 and 14.

Done. You are welcome back in to use the system.

> We will restart servers on Krypton between 14 and 15.

Still pending.


-- 
Kent Engström, National Supercomputer Centre
kent at nsc.liu.se, +46 13 28 4444