There will be a suspend/resume for Pleiades, Electra, Endeavour, and Aitken Cascade Lake nodes, and dedicated time for Lou, on Tuesday, March 29, from 10:00 a.m. to 11:59 p.m. (Pacific Time) to facilitate system patching.

The following services will be affected:

• Pleiades, Electra, Aitken, and Endeavour will not be available during this period, jobs cannot be submitted, and there will be no access to the Lustre or NFS filesystems.
• Jobs on Pleiades, Electra, Endeavour, and Aitken Cascade Lake nodes will be suspended at the beginning of the period and will be resumed at the conclusion of the period. There should be no other impact to these jobs.
• Pleiades front ends (PFEs) and Lou front ends (LFEs) will be unavailable during this period.

Note: Aitken’s Rome nodes are currently unavailable and will remain unavailable through early April in order to prepare for and install new nodes.

If you have any questions or need help with this process, please contact us at (800) 331-8737, (650) 604-4444, or support@nas.nasa.gov.