[ovirt-users] using oVirt with newer librbd1

[Matthias Leopold]

Am 2017-10-24 um 15:11 schrieb Konstantin Shalygin:
> On 10/24/2017 07:26 PM, Matthias Leopold wrote:
> 
>> yes, we have a Ceph 12 Cluster and are using librbd1-12.2.1 on oVirt 
>> Hypervisor Hosts, which we're installed with CentOS 7 and Ceph 
>> upstream repos, not oVirt Node (for this exact purpose).
> On oVirt Hypervisor hosts we use librbd1-0.94.5-1.el7.x86_64
>> Since 
>> /usr/lib64/libvirt/storage-backend/libvirt_storage_backend_rbd.so is 
>> using /lib64/librbd.so.1 our VMs with disks from Cinder storage domain 
>> are using Ceph 12 all the way. 
> Our OpenStack cinder is openstack-cinder-10.0.0-1.el7.noarch with 
> librbd1-10.2.3-0.el7.x86_64

we're also using cinder from openstack ocata release.

the point is
a) we didn't upgrade, but started from scratch with ceph 12
b) we didn't test all of the new features in ceph 12 (eg. EC pools for 
RBD devices) in connection with cinder yet

matthias