thanks everyone, I verified setting mem_stats_period_seconds = 0 as suggested by Corbin in nova.conf libvirt section, and then restarting openstack-nova-compute service and it works!
While this seems to be a workable workaround I'm not sure what's the plans to permanently fix this in CentOS7.2? thx will On Wed, Sep 28, 2016 at 11:37 PM, Corbin Hendrickson < [email protected]> wrote: > Oh you can read it in the bug thread, but I forgot to mention, if you put > in your nova.conf under the libvirt section mem_stats_period_seconds = 0, > and restart nova on the destination (although i'd say just do it on both) > it will no longer hit the bug. I tested this a couple weeks back with > success. > > Corbin Hendrickson > Endurance Cloud Development Lead - Manager > Cell: 801-400-0464 > > On Wed, Sep 28, 2016 at 9:34 AM, Corbin Hendrickson < > [email protected]> wrote: > >> It unfortunately is affecting virtually all of Redhat's latest qemu-kvm >> packages. The bug that was unintentionally introduced was done so in >> response to CVE-2016-5403 Qemu: virtio: unbounded memory allocation on >> host via guest leading to DoS. >> >> Late in the bug thread, they finally posted to a new bug created for the >> breaking of live migrate via *Bug 1371943* >> <https://bugzilla.redhat.com/show_bug.cgi?id=1371943> - RHSA-2016-1756 >> breaks migration of instances. >> >> Based off their posts i've been following it's likely going to "hit the >> shelves" when RHEL 7.3 / CentOS 7.3 comes out. It does look like they are >> backporting it to all their versions of RHEL so that's good. >> >> But yes this does affect 2.3 as well. >> >> Corbin Hendrickson >> Endurance Cloud Development Lead - Manager >> Cell: 801-400-0464 >> >> On Wed, Sep 28, 2016 at 9:13 AM, Van Leeuwen, Robert < >> [email protected]> wrote: >> >>> > There is a bug in the following: >>> >>> > >>> >>> > qemu-kvm-1.5.3-105.el7_2.7 >>> >>> > qemu-img-1.5.3-105.el7_2.7 >>> >>> > qemu-kvm-common-1.5.3-105.el7_2.7 >>> >>> >>> >>> You might be better of using the RHEV qemu packages >>> >>> They are more recent (2.3) and have more features compiled into them. >>> >>> >>> >>> Cheers, >>> >>> Robert van Leeuwen >>> >>> _______________________________________________ >>> OpenStack-operators mailing list >>> [email protected] >>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators >>> >>> >> >
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