drdb ha

Hi all. I have a issue for deploy the Promox with DRDB. 1 year ago i have 2 Server the Same model are DELL R410 (Same CPU model) and i have been deploy Promox successfull using DRDB on 2 DISK 2T in Server. HA is OK in this plan. Now in this case i have 1 Server DELL R610, So what happend when i...