VMWare Player, VirtualBox, KVM

Finding Virtualisation Software that Fits

KVM, or Kernel-based Virtual Machine, is a virtual machine implementation that uses the Linux kernel. Invented and maintained by Qumranet, a technology start-up acquired by Red Hat in 2008, KVM is included out-of-the-box with Linux kernel versions 2.6.20 and above.

 I/O performance comparison
VMWare Player VirtualBox KVM
Disk I/O (time to copy a 100 MB file using dd) 0.97 seconds, 105 MBps 0.63 seconds, 161 MBps 0.545 seconds, 188 MBps (write-back mode)
Network I/O speed (using iperf) 1.31 GBps 2.01 GBps / 3.3 GBps with virtio 4.61 GBps




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