1. CPU: 最便宜的那顆就夠了。
2. RAM > total of all VMs
3. Disk: separate vmdk on different disk.
4. Turn on host cache if using SSD (ESXi 5.0 only: http://www.yellow-bricks.com/2011/0...ka-swap-to-ssd/)
5. 使用 PV devices (like pvscsi for disk contontroller, vmxnet3)
6. CPU/Mem intensive VM: Use "reservation" and "limit" to prevent swapping
7. google ...