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Upcoming cooling outage in HPCC

December 1, 2022 at 11:30 AM UTC


UPDATED NOTICE about outage on Dex 7-8 2022

(updated on Dec 1 at 3:00 PM):

Unplanned outage: Dec 7/22 at 5:30pm until Dec 8/22 at 5:00am

Physical Plant scheduled with a short notice a maintenance of water that may or may not affect Grex. The last update (as of Dec 1) from Physical Plant is that Grex may not be affected. If needed, Grex will be shut-down on Dec 7 around 4:00 PM. Otherwise, Grex will remain online and running as usual. We did not put any reservation and users can submit their jobs.

We will update the status of the maintenance as we get more information.

NOTICE: MAINTENANCE OF WATER LINES AFECTING GREX - Dec 7-8 2022

Physical Plant scheduled with a short notice a maintenance of water that will affect Grex. Therefore, **Grex will be shut-down on Dec 7 around 4:00 PM ** We will bring it back online next day around noon.

All running jobs will be terminated. A reservation will be set to prevent longer jobs from starting if they cannot finish before the outage. These jobs will show up a message “Nodes required for job are DOWN, DRAINED or RESERVED for jobs in higher priority partitions” or “ReqNodeNotAvailable”

To take advantage of the cluster for the period before the outage, please submit short jobs that should finish before the beginning of the outage. For the jobs that are pending, they should start as soon as the cluster is back online on Thursday morning.

Start Time: 3:00 PM (Winnipeg Time), Wednesday, December 7, 2022 Anticipated End Time: 1:00 PM (Winnipeg Time), Thursday, December 8, 2022

Sorry for the short notice.

Last updated: December 1, 2022 at 9:38 PM UTC