I have completed the upgrades on all hypervisor nodes. I am now starting the upgrade on the controller node and expect this to take approximately one hour to finish. Actual downtime should be around 30 minutes if all goes well.
Thanks- On Tue, Feb 25, 2025 at 1:59 PM Lance Albertson <la...@osuosl.org> wrote: > All, > > Starting today, we will be going through all of our hypervisor nodes and > upgrading them to AlmaLinux 9 from AlmaLinux 8. After the hypervisors are > upgraded, we will be also upgrading the controller node which will require > around 30-45 minutes of downtime for services related to that. I will send > an email out when I plan to do the controller upgrade. > > Due to the lack of support for live migration with the current version of > libvirt on the nodes, we will need to do a "cold" migration of each VM. > This means we will gracefully shutdown the VM and move it to another node. > I am hoping the newer libvirt will finally provide support for live > migration. > > I will send out periodic updates if needed. I expect this to last a couple > of weeks between all the various nodes we need to do this on. > > If you have any questions, please let me know. > > -- > Lance Albertson > Director > Oregon State University | Open Source Lab > -- Lance Albertson Director Oregon State University | Open Source Lab
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