[PVE-User] Proxmox + ZFS: Performance issues

[Lindsay Mathieson]

On 25/04/2016 11:43 PM, Ralf wrote:
> some more random analysis:
> I used atop to debug the problem.
>
> Turned out, that disks are 100% busy and the average io time is beyond
> all hope. ZFS seems to read/write/arrange things in a random and not in
> a sequential way.


What does "iotop -P --only" show?

I suspect lack of ram is your problem.



-- 
Lindsay Mathieson