----- Original Message -----
> From: "Mike Smith" <[email protected]>
> To: "Mike Lowe" <[email protected]>
> Cc: "OpenStack Operators" <[email protected]>
> Sent: Wednesday, December 21, 2016 3:32:46 PM
> Subject: Re: [Openstack-operators] CentOS 7.3 libvirt appears to be broken
> for virtio-scsi and ceph with cephx auth
>
> We had a similar surprise updating our lab to CentOS 7.3. Even Openstack
> aside, libvirt itself on 7.3 couldn’t recognize any of our defined VMs -
> kept giving a message of “ No path to ‘ ‘ “ just trying to do a ‘virsh
> list’.
Was discussing this one with Neil on openstack-dev here:
http://lists.openstack.org/pipermail/openstack-dev/2016-December/109080.html
Which would seem to have been filed as:
https://bugs.launchpad.net/nova/+bug/1649527
Thanks,
Steve
> We ended up adding an additional yum repo definition pointing to
> the older 7.2 repo and doing a yum history rollback and we’ve stopped
> pointing to the 7.3 repo altogether. We had other problems with Cent 7.3 as
> well, unrelated to virtualization.
>
> Are others out there successfully using CentOS 7.3 right now with libvirt or
> is everyone experiencing this similar pain.
>
> That’s frightening that the virtio-scsi support is broken as well.
>
> Mike Smith
> Lead Cloud Systems Architect
> Overstock.com<http://overstock.com>
>
>
>
> On Dec 20, 2016, at 9:57 AM, Mike Lowe
> <[email protected]<mailto:[email protected]>> wrote:
>
> I got a rather nasty surprise upgrading from CentOS 7.2 to 7.3. As far as I
> can tell the libvirt 2.0.0 that ships with 7.3 doesn’t behave the same way
> as the 1.2.17 that ships with 7.2 when using ceph with cephx auth during
> volume attachment using virtio-scsi. It looks like it fails to add the
> cephx secret. The telltale signs are "No secret with id
> 'scsi0-0-0-1-secret0’” in the /var/log/libvirt/qemu instance logs. I’ve
> filed a bug here https://bugzilla.redhat.com/show_bug.cgi?id=1406442 and
> there is a libvirt mailing list thread about a fix for libvirt 2.5.0 for
> what looks like this same problem
> https://www.redhat.com/archives/libvir-list/2016-October/msg00396.html I’m
> out of ideas for workarounds having had kind of a disastrous attempt at
> downgrading to libvirt 1.2.17, so if anybody has any suggestions I’m all
> ears.
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--
Steve Gordon,
Principal Product Manager,
Red Hat OpenStack Platform
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