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Great Lakes Winter 2023 Maintenance

January 4, 2023 @ 8:00 am - January 5, 2023 @ 5:00 pm

Due to maintenance, the following Great Lakes (HPC) nodes will be unavailable Wednesday, January 4, 2023, 8am – Thursday, January 5, 2023, 5pm, for the following services:

  • Single Precision GPU (spgpu) nodes (Jan 4)
  • On-campus login node (Jan 4)
  • Encore node (Jan 5)


  • No jobs will run that cannot be completed by the beginning of maintenance. 
  • Make a copy of any files that you might need during maintenance that are in /home or /scratch, which will not be available during maintenance, to your local drive prior to maintenance using Globus File Transfer or other file transfer (see the User Guide for the cluster).
  • All running and queued jobs will be deleted at the start of maintenance.

More details can be found below:

ARC Winter 2023 Maintenance

Contact arc-support@umich.edu if you have any questions.


January 4, 2023 @ 8:00 am
January 5, 2023 @ 5:00 pm
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