[ovirt-users] Re: Q: Hybrid GlusterFS / local storage setup?

On Thu, Oct 15, 2020 at 3:20 PM Gilboa Davara <gilboad(a)gmail.com&gt; wrote: > > On Thu, Oct 15, 2020 at 2:38 PM Nir Soffer <nsoffer(a)redhat.com&gt; wrote: >> >> > I've got room to spare. >> > Any documentation on how to achieve this (or some pointers where to look)? >> >> It should be documented in ovirt.org, and in RHV documentation: >> https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.4/... >> >> > I couldn't find LVM / block device under host devices / storage domain / etc and Google search returned irrelevant results. >> >> I tested locally, LVM devices are not available in: >> Compute > Hosts > {hostname} > Host Devices >> >> Looks like libvirt does not support device mapper devices. You can try: >> # virsh -r nodedev-list >> >> To see supported devices. The list seems to match what oVirt displays >> in the Host Devices tab. >> >> So you only option it to attach the entire local device to the VM, either using >> pci passthrough or as a scsi disk. >> >> Nir > > > Full SCSI passthrough per "desktop" VM is an overkill for this user case. (Plus, I don't see MD devices in the list, only pure SATA/SAS devices). > Any idea if there are plans to add support for LVM devices (or any other block device)? I don't think there is such a plan, but it makes sense to support such usage. Please file ovit-engine RFE explaining the use case, and we can consider it for a future version. Nir