====== 20180115 / General reboot TODAY ======

Beginning at **14:30** today :

  * A security upgrade will be installed, on each server, with a reboot,
  * E5 and x55 /scratch will be destroy (data loss) and restart from zero,

EDIT:20180115@17:05

  * reboot is **OK**, except visualisation servers and some nodes,
  * all /scratch **OK**,
  * all fileservers **OK**,
  * all services **OK**,
  * compute nodes **almost OK**,

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