Measurements of Latency for Intel VMX Root — Non-root Transitions
Written by Grigory Rechistov in Uncategorized on 29.09.2014. Tags: virtualization, vmlaunch, vmresume, vmx, vt-x,
Recently I’ve become interested in measuring whether Intel’s virtualization performance is improving as µarchitecture generations pass by. One source of overhead is transitions between root and non-root modes. There is some data collected by VMware [1], but the papers lacks information on CPUs produced after 2011. Besides, I …