Something is broken or hang in our networking. We are working on it.
EDIT 11:19 - I still don't now precisely what happened, but every login node, visu node and compute node need a reboot.
EDIT 11:40 - @login OK, @visu OK
reboot of compute nodes ongoing, every running jobs will be lost.
EDIT 14:30 - @compute is restarting
EDIT 15h00 - @compute is fully restarted
Stay tuned with this newsfeed.