{"is":"issue","title":"Planned Grex outage for HPCC work and storage update","body":"\u003ch4 id=\"update-outage-concluded\"\u003eUPDATE: outage concluded\u003c/h4\u003e\n\u003cp\u003eDuring the outage of Feb 22, few changes have been made on Grex:\nWe reinstalled all login and compute nodes with a new image to fix the errors with UCX.\nWe have added a new storage “project” with similar structure as for Compute Canada.\nAll the data from scratch has been moved to the project file system.\u003c/p\u003e\n\u003cp\u003eFor an overview of the  changes, please have a look to the documentation page:\u003c/p\u003e\n\u003cp\u003e\u003ca href=\"https://um-grex.github.io/grex-docs/docs/lustre/\"\u003ehttps://um-grex.github.io/grex-docs/docs/lustre/\u003c/a\u003e\u003c/p\u003e\n\u003ch4 id=\"planned-grex-outage\"\u003ePlanned Grex outage\u003c/h4\u003e\n\u003cp\u003eThe Grex storage outage is about to start. Please save your interactive work! ETA for the outage\u0026rsquo;s end is Feb 23 or Friday, Feb 24, 2023.\u003c/p\u003e\n\u003cp\u003eDuring the outage we are planning to reboot and reinstall all of Grex compute and login nodes, connect the new Project storage, and perform some re-cabling of the Infiniband fabric of the cluster.\nJobs that are still running by the time of the outage will be lost, and Grex login nodes will be unavailable during the outage window.\u003c/p\u003e\n\u003cp\u003eThank you for your patience! If you have questions or concerns regarding the outage, please do not hesitate to contact us at  \u003ca href=\"mailto:support@tech.alliancecan.ca\"\u003emailto:support@tech.alliancecan.ca\u003c/a\u003e !\u003c/p\u003e\n","createdAt":"2023-02-22 14:30:00 +0000 UTC","lastMod":"2023-02-22 14:30:00 +0000 UTC","permalink":"https://um-grex.github.io/status/issues/2023-02-22-planned-grex-outage/","severity":"down","resolved":true,"informational":false,"resolvedAt":"2023-02-27 3:00:00","affected":["Login nodes","Compute Nodes","Lustre /global/scratch"],"filename":"2023-02-22-planned-Grex-outage.md"}