> On 3. 10. 2022, at 2:13, jstk...@gmail.com wrote:
> 
> Hello,
> 
> I was asked the other day what file system oVirt uses to store virtual 
> machine images and how it differed from VMware VMFS. I had to admit that I 
> didn't quite understand this aspect of oVirt. I've had a look around but 
> haven't found an answer. I was wondering if someone could explain at a high 
> level, how the underlying oVirt VM storage domain differs from VMFS? What 
> file system is used? Does it use a file system at all? 

oVirt supports three types of storage
file-based where there are ordinary files on a posix filesystem, NFS, etc..
block storage domains are using LVM volumes for disks, there's no filesystem, 
VM disks are LVs.
managed domains - storage operations are offloaded to Cinderlib with Ceph 
backend.

Thanks,
michal

> 
> Thank you.
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