Here is some detail on some work regarding live migration - http://superuser.openstack.org/wp-content/uploads/2017/06/ha-livemigrate-whitepaper.pdf
Some information on that report in terms of setting up live migration was gleaned from - https://www.mirantis.com/blog/tutorial-openstack-live-migration-with-kvm-hypervisor-and-nfs-shared-storage/ - in particular the libvirt configuration parts Hope this helps. On Wed, Mar 21, 2018 at 4:07 PM, David Medberry <openst...@medberry.net> wrote: > Best practice is to use shared storage and then the "copy" is really only > the active memory. A few changes came about in about the newton? timeframe > that allows for some memory convergence. > > Take a look at the nova release notes from that time forward and you > should see reference to the change(s). > > You likely won't get much more detail without providing a lot more detail > about your environment (and maybe not even then.) This functionality is > very dependent on your specific configuration regarding: > storage design > hypervisor choice > and is also very dependent upon > network load > network bandwidth > VM size > VM busy-ness > network design > nova structure (regions AZs, etc.) > > -dave > > On Wed, Mar 21, 2018 at 1:35 PM, Torin Woltjer < > torin.wolt...@granddial.com> wrote: > >> I can't find any up to date official documentation on the topic, and only >> find documentation referring to the commands used. What is the best >> practice for setting up live migration for nova? I have used live migration >> over SSH in the past, but the documentation for how to do so is lost to me. >> Also there is live migration over TCP, is this preferable to ssh and how >> would you set it up. What are any general best practices for doing this, >> and what recommendations do you have? >> >> Thanks, >> >> _______________________________________________ >> Mailing list: http://lists.openstack.org/cgi >> -bin/mailman/listinfo/openstack >> Post to : openstack@lists.openstack.org >> Unsubscribe : http://lists.openstack.org/cgi >> -bin/mailman/listinfo/openstack >> >> > > _______________________________________________ > Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/ > openstack > Post to : openstack@lists.openstack.org > Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/ > openstack > > -- Kind regards, Melvin Hillsman mrhills...@gmail.com mobile: (832) 264-2646
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