call me crazy or whatever
but i have installed vicibox cluster on VMWARE ESXI 5.5 servers. total users is 60 agents on dial level 4.
i havent experience any major issues so far. We've been using this setup for 6months now.
Host 1: Xeon E3 / Intel Board / 32GB ram / 240 GB SSD / 1TB HDD
1 DB, 4vCPU, 16GB RAM, 100GB HDD
1 WEB 2vCPU, 4GB RAM, 50GB HDD
1 Archive 2vCPU, 4GB Ram, 500GB HDD
Host 2: Xeon E3 / Intel Board / 16GB ram / 240 GB SSD
1 Dialer 2vCPU, 4GB Ram, 100GB HDD
1 Dialer 2vCPU, 4GB Ram, 100GB HDD
Host 3: Xeon E3 / Intel Board / 16GB ram / 240 GB SSD
1 Dialer 2vCPU, 4GB Ram, 100GB HDD
1 Dialer 2vCPU, 4GB Ram, 100GB HDD
PS: I dont recommend this setup if you're not experience with vmware..