[ovirt-users] how to remove VM and Hosts ?

hello what is the correct procedure to remove VMs and Hosts? I know the right way is to remove VMs first then remove your Host, but I generate 20 VMs, just for testing, and I want to remove either the host who hosts this VMs Environment: 3 servers: srv-01 = engine , vdsm srv-02 = vdsm , spm, lots of VMs srv-03 = vdsm , lots of VMs I removed 2 hosts of my ovirt-engine steps: 1) select host and put on maintenance 2) stop all VMs 3) remove host But in VM tab I can see all VMs and can not remove . steps 1) select VM and click on remove Are you sure you want to remove the following items? - pvm0203-2 Remove Disk(s) 2) click ok Operation Canceled Error while executing action: pvm0203-2: Cannot remove VM. VM is attached to a VM-Pool. What really happens here? Where is this files located to remove manually? thanks thanks