On 18-08-22 23:04:57, Satish Patel wrote: > Mathew, > > I haven't applied any patch yet but i am noticing in cluster some host > migrating VM super fast and some host migrating very slow. Is this > known behavior? > > On Wed, Aug 22, 2018 at 11:28 AM, Matthew Thode > <prometheanf...@gentoo.org> wrote: > > On 18-08-22 10:58:48, Satish Patel wrote: > >> Matthew, > >> > >> I have two option looks like, correct me if i am wrong. > >> > >> 1. I have two option, upgrade minor release from 17.0.7-6-g9187bb1 to > >> 17.0.8-23-g0aff517 and upgrade full OSA > >> > >> 2. Just do override as you said "nova_git_install_branch:" in my > >> /etc/openstack_deploy/user_variables.yml file, and run playbooks. > >> > >> > >> I think option [2] is safe to just touch specific component, also am i > >> correct about override in /etc/openstack_deploy/user_variables.yml > >> file? > >> > >> You mentioned "nova_git_install_branch: > >> dee99b1ed03de4b6ded94f3cf6d2ea7214bca93b" but i believe it should be > >> "a9c9285a5a68ab89a6543d143c364d90a01cd51c" am i correct? > >> > >> > >> > >> On Wed, Aug 22, 2018 at 10:46 AM, Matthew Thode > >> <prometheanf...@gentoo.org> wrote: > >> > On 18-08-22 10:33:11, Satish Patel wrote: > >> >> Thanks Matthew, > >> >> > >> >> Can i put that sha in my OSA at > >> >> playbooks/defaults/repo_packages/openstack_services.yml by hand and > >> >> run playbooks [repo/nova] ? > >> >> > >> >> On Wed, Aug 22, 2018 at 10:24 AM, Matthew Thode > >> >> <prometheanf...@gentoo.org> wrote: > >> >> > On 18-08-22 08:35:09, Satish Patel wrote: > >> >> >> Currently in stable/queens i am seeing this sha > >> >> >> https://github.com/openstack/openstack-ansible/blob/stable/queens/ansible-role-requirements.yml#L112 > >> >> >> > >> >> >> On Wed, Aug 22, 2018 at 2:02 AM, Matthew Thode > >> >> >> <prometheanf...@gentoo.org> wrote: > >> >> >> > On 18-08-22 01:57:17, Satish Patel wrote: > >> >> >> >> What I need to upgrade, any specific component? > >> >> >> >> > >> >> >> >> I have deployed openstack-ansible > >> >> >> >> > >> >> >> >> Sent from my iPhone > >> >> >> >> > >> >> >> >> > On Aug 22, 2018, at 1:06 AM, Matthew Thode > >> >> >> >> > <prometheanf...@gentoo.org> wrote: > >> >> >> >> > > >> >> >> >> >> On 18-08-22 01:02:53, Satish Patel wrote: > >> >> >> >> >> Matthew, > >> >> >> >> >> > >> >> >> >> >> Thanks for reply, Look like i don't have this patch > >> >> >> >> >> https://review.openstack.org/#/c/591761/ > >> >> >> >> >> > >> >> >> >> >> So i have to patch following 3 file manually? > >> >> >> >> >> > >> >> >> >> >> nova/tests/unit/virt/libvirt/test_driver.py213 > >> >> >> >> >> nova/tests/unit/virt/test_virt_drivers.py2 > >> >> >> >> >> nova/virt/libvirt/driver.py > >> >> >> >> >> > >> >> >> >> >> > >> >> >> >> >> On Wed, Aug 22, 2018 at 12:42 AM, Matthew Thode > >> >> >> >> >> <prometheanf...@gentoo.org> wrote: > >> >> >> >> >>> On 18-08-22 00:27:08, Satish Patel wrote: > >> >> >> >> >>>> Folks, > >> >> >> >> >>>> > >> >> >> >> >>>> I am running openstack queens and hypervisor is kvm, my live > >> >> >> >> >>>> migration > >> >> >> >> >>>> working fine. but somehow it stuck to 8 Mb network speed and > >> >> >> >> >>>> taking > >> >> >> >> >>>> long time to migrate 1G instance. I have 10Gbps network and > >> >> >> >> >>>> i have > >> >> >> >> >>>> tried to copy 10G file between two compute node and it did > >> >> >> >> >>>> copy in 2 > >> >> >> >> >>>> minute, so i am not seeing any network issue also. > >> >> >> >> >>>> > >> >> >> >> >>>> it seem live_migration has some bandwidth limit, I have tried > >> >> >> >> >>>> following option in nova.conf but it didn't work > >> >> >> >> >>>> > >> >> >> >> >>>> live_migration_bandwidth = 500 > >> >> >> >> >>>> > >> >> >> >> >>>> My nova.conf look like following: > >> >> >> >> >>>> > >> >> >> >> >>>> live_migration_uri = > >> >> >> >> >>>> "qemu+ssh://nova@%s/system?no_verify=1&keyfile=/var/lib/nova/.ssh/id_rsa" > >> >> >> >> >>>> live_migration_tunnelled = True > >> >> >> >> >>>> live_migration_bandwidth = 500 > >> >> >> >> >>>> hw_disk_discard = unmap > >> >> >> >> >>>> disk_cachemodes = network=writeback > >> >> >> >> >>>> > >> >> >> >> >>> > >> >> >> >> >>> Do you have a this patch (and a couple of patches up to it)? > >> >> >> >> >>> https://bugs.launchpad.net/nova/+bug/1786346 > >> >> >> >> >>> > >> >> >> >> > > >> >> >> >> > I don't know if that would cleanly apply (there are other > >> >> >> >> > patches that > >> >> >> >> > changed those functions within the last month and a half. It'd > >> >> >> >> > be best > >> >> >> >> > to upgrade and not do just one patch (which would be an untested > >> >> >> >> > process). > >> >> >> >> > > >> >> >> > > >> >> >> > The sha for nova has not been updated yet (next update is 24-48 > >> >> >> > hours > >> >> >> > away iirc), once that's done you can use the head of stable/queens > >> >> >> > from > >> >> >> > OSA and run a inter-series upgrade (but the minimal thing to do > >> >> >> > would be > >> >> >> > to run repo-build and os-nova plays). I'm not sure when that sha > >> >> >> > bump > >> >> >> > will be tagged in a full release if you would rather wait on that. > >> >> > > >> >> > it's this sha that needs updating. > >> >> > https://github.com/openstack/openstack-ansible/blob/stable/queens/playbooks/defaults/repo_packages/openstack_services.yml#L173 > >> >> > > >> > > >> > I'm not sure how you are doing overrides, but set the following as an > >> > override, then rerun the repo-build playbook (to rebuild the nova venv) > >> > then rerun the nova playbook to install it. > >> > > >> > nova_git_install_branch: dee99b1ed03de4b6ded94f3cf6d2ea7214bca93b > >> > > > > > The sha I gave was head of the queens branch of openstack/nova. It's > > also the commit in that branch that containst the fix. > >
I don't think that is known behavior, different memory pressure causing the difference maybe? -- Matthew Thode (prometheanfire)
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