[ovirt-users] More USB device redirection

We have more USB devices redir (There are 8)，But oVirt supports only 6. How should I configure it. /etc/engine-config/engine-config.properties NumberOfUSBSlots.validValues=0..6 This 0..6 modify 0..8 engine-config -s NumberOfUSBSlots=8 engine-config -g NumberOfUSBSlots NumberOfUSBSlots: 8 version: general But No entry into force Should I do？ Thanks