{"is":"issue","title":"Planned Grex outage for Lustre FS and Major Linux update","body":"\u003ch4 id=\"final-update-on-may-10\"\u003eFinal update on May 10\u003c/h4\u003e\n\u003cp\u003eThe OS and Lustre update outage is over!\u003c/p\u003e\n\u003cp\u003eThe OS on Grex was upgraded to Alma Linux on all CPU, GPU and login nodes {except for bison, tatanka and compute partition}. Now, Grex is available for running jobs. Please note the changes about software stack:\u003c/p\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003ca href=\"https://um-grex.github.io/grex-docs/updates/\"\u003ehttps://um-grex.github.io/grex-docs/updates/\u003c/a\u003e\u003c/p\u003e\n\u003c/blockquote\u003e\n\u003cul\u003e\n\u003cli\u003eIf you have questions or concerns, please don\u0026rsquo;t hesitate to contact us at: \tsupport@tech.alliancecan.ca\u003c/li\u003e\n\u003c/ul\u003e\n\u003ch4 id=\"update-on-may-9\"\u003eUpdate on May 9\u003c/h4\u003e\n\u003cp\u003eThe outage extended into May 10. The /home filesystem had been updated; update of the Linux OS and HPC software is still in progress.\nSorry about the inconvenience and thank you for your patience!\u003c/p\u003e\n\u003ch4 id=\"update-on-may-8\"\u003eUpdate on May 8\u003c/h4\u003e\n\u003cp\u003eThe outage continues. The /project filesystem appliance had been updated.\nWe are working on updating the /home filesystem, Linux OS and HPC software stacks. The system is still closed for users.\u003c/p\u003e\n\u003ch4 id=\"grex-system-outage-on-may-7---9-2024\"\u003eGrex system outage on May 7 - 9 2024\u003c/h4\u003e\n\u003cp\u003eThere is a planned outage on Grex in effect now .\nWe are performing a major update of the DDN Lustre storage controller. We will also do a major Linux OS update from CentOS 7 to AlmaLinux 8.\nWe will reboot and reinstall all of Grex compute and login nodes. All running and queued jobs will be deleted.\nGrex login nodes , compute and storage will be unavailable during the outage window. Thank you for your patience!\nShould you have questions or concerns, please do not hesitate to contact us at \u003ca href=\"mailto:support@tech.alliancecan.ca\"\u003esupport@tech.alliancecan.ca\u003c/a\u003e !\u003c/p\u003e\n","createdAt":"2024-05-07 09:00:00 +0000 UTC","lastMod":"2024-05-07 09:00:00 +0000 UTC","permalink":"https://um-grex.github.io/status/issues/2024-05-07-planned-lustre-outage/","severity":"down","resolved":true,"informational":false,"resolvedAt":"2024-05-10 13:00:00","affected":["Login nodes","Compute Nodes","Lustre /global/scratch","NFS /home"],"filename":"2024-05-07-planned-lustre-outage.md"}