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Planned Grex outage, updating storage and patching operating system

September 24, 2025 at 8:00 AM UTC

Lustre /project NFS /home Compute nodes Login nodes OpenOnDemand portal

Resolved after 57h 50m of downtime September 26, 2025 at 5:50 PM UTC

The outage completed

Grex is operating normally. Queued jobs were not affected and are now running. Thank you for your patience! If you notice any issues or abnormalites, please do not hesitate to contact us at support@tech.alliancecan.ca , mentioning Grex in the subject line.

A planned /project storage and Compute outage

A /project storage outage to update Lustre filesystem software is in progress on Grex! This requires a quiet filesystem so the system is drained from running jobs and access throgh login nodes and OpenOndemand is closed to users. We will also use the outage to apply various security patches to the Linux OS on Grex , as well as performing other software updates. ETA for the outage end is Friday , Sept 26. Thank you for your patience!

Last updated: September 26, 2025 at 5:51 PM UTC