{"is":"issue","title":"Planned Network outage of the login nodes","body":"\u003ch1 id=\"update-the-switch-complete\"\u003eUpdate: the switch complete!\u003c/h1\u003e\n\u003cp\u003eGrex\u0026rsquo;s internet connection to all login nodes is now migrated to the UManitoba network IP space. New login node names:\u003c/p\u003e\n\u003cp\u003egrex.hpc.umanitoba.ca (instead of grex.westgrid.ca; same for the ones below)\nbison.hpc.umanitoba.ca\ntatanka.hpc.umanitoba.ca\nyak.hpc.umanitoba.ca\naurochs.hpc.umanitoba.ca\u003c/p\u003e\n\u003ch1 id=\"switching-grex-network-from-bcnet-to-umanitoba-network-\"\u003eSWITCHING GREX NETWORK FROM BCNET TO UMANITOBA NETWORK. \u0026lt;==\u003c/h1\u003e\n\u003cp\u003eOn Friday, Sep 09 between 12:00 and 2:00 PM, we will switch the network\nfrom BCNET {westgrid.ca} to UManitoba network. During this process, access\nto Grex via old DNS names {grex, bison, tatanka} will be disrupted. We expect\nless disruption for yak.hpc.umanitoba.ca\u003c/p\u003e\n\u003cp\u003eThe process will not affect users\u0026rsquo; data.\u003c/p\u003e\n\u003cp\u003eOpenOnDemand interface will also be disabled and hopefully the service will\nbe restored sometime after the outage when new SSL certificates are in place.\u003c/p\u003e\n\u003cp\u003eIn the meantime, you can use yak to connect to Grex:\u003c/p\u003e\n\u003cp\u003essh \u003ca href=\"mailto:your-user-name@yak.hpc.umanitoba.ca\"\u003eyour-user-name@yak.hpc.umanitoba.ca\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003eReplace \u003cyour-user-name\u003e by your Alliance (Compute Canada) user name.\u003c/p\u003e\n\u003cp\u003ePlease note that this node has avx512 architecture and if you have to use it\nfor compiling your codes, they may not run on “compute” partition. Other than\nthat, it should behave as any other old login node.\u003c/p\u003e\n","createdAt":"2022-09-09 11:45:00 +0000 UTC","lastMod":"2022-09-09 11:45:00 +0000 UTC","permalink":"https://um-grex.github.io/status/issues/2022-09-09-planned-login-outage/","severity":"disrupted","resolved":true,"informational":false,"resolvedAt":"2022-08-14 12:00:00","affected":["Login nodes","Network"],"filename":"2022-09-09-planned-login-outage.md"}