FAS Research Computing - Monthly maintenance October 5th, 2026 9am-1pm. – Maintenance details

Our maintenance tasks should be completed between 9am-1pm.

- CDU work continues until October 2nd 8am-5pm but will not affect running jobs or new jobs.

Phase 1 is complete. See status page for timeline and affected partitions.

​- Power work on row 7c October 4th 5pm - October 5th 5pm. See status page for affected partitions.

NOTICES:

• VPN: The VPN will be cut over to new hardware on Sunday Sept. 27th. connections will drop and you will need to reconnect.

• Training: Upcoming training from FASRC and other sources can be found on our Training Calendar. at https://www.rc.fas.harvard.edu/upcoming-training/

• Status Page: You can subscribe to our status to receive notifications of maintenance, incidents, and their resolution at https://status.rc.fas.harvard.edu/ (click Get Updates for options).

MAINTENANCE TASKS

Cannon cluster will be paused during this maintenance?: YES
FASSE cluster will be paused during this maintenance?: YES

• Network maintenance 

  • Audience: Clusters (Cannon and FASSE)

  • Impact: The cluster will be paused during this work.
    Some network disruption may occur.

• Login node reboots 

  • Audience: All login nodes

  • Impact: Login nodes will be unavailable until after maintenance

• OOD/Open OnDemand reboots

  • Audience: All OOD users

  • Impact: OOD will be unavailable until after maintenance

• Netscratch 90-day retention cleanup

  • Audience; All netscratch users

  • Update: Due to low space on netscratch, please note that retention cleanup will be run more frequently. We are reviewing our 90 day policy with a possible age reduction.

  • Impact: Files older than 90 days will be removed per our scratch policy. Please note that this cleanup can happen at any time, not just during maintenance.

Thank you,
FAS Research Computing
https://docs.rc.fas.harvard.edu/
https://www.rc.fas.harvard.edu/upcoming-training/