Hello all,
I updated the kernel of nightshade a few minutes ago and now it needs a reboot. So I will reboot nightshade arround 22:15 UTC. The downtime should be quite low (few minutes) if no problems occure. You can follow the process at [1] if you like.
Sincerly, DaB.
[1] https://jira.toolserver.org/browse/MNT-593
toolserver-l@lists.wikimedia.org