DRS in vSphere 7 is equipped with a new algorithm. The old algorithm measured the load of each host in the cluster and tried to keep the difference in workload... Read More...
In the previous article "PCIe Device NUMA Node Locality" I covered the physical connection between the processor and the PCIe device briefly touched upon machi... Read More...
Last week I had the pleasure of connecting again with my friends and colleagues Pete Flecha a.k.a PedroArrow and eternal sunshine John Nicholson. During the po... Read More...
A couple of months ago I joined the Office of the CTO of the Cloud Platform Business Unit and started reporting directly to the CTO, Kit Colbert. Kit asked me t... Read More...
Today someone asked if the congestion threshold of SIOC is related to which host latency threshold? Is it the Device average (DAVG), Kernel Average (KAVG) or Gu... Read More...
vSwitch configuration and load-balancing policy selection are major parts of a virtual infrastructure design. Selecting a load-balancing policy can have impact ... Read More...
vSphere introduced the HA admission control policy “Percentage of Cluster Resources Reserved”. This policy allows the user to specify a percentage of the total ... Read More...
Lately the question about setting CPU affinity is rearing its ugly head again. Will it offer performance advantages for the virtual machine? Yes it can, but onl... Read More...
AMD’s current flagship model is the 12-core 6100 Opteron code name Magny-Cours. Its architecture is quite interesting to say at least. Instead of developing one... Read More...
In part 1 of the series of post on the impact of oversized virtual machines NUMA architecture, memory overhead reservation and share levels are reviewed, part 2... Read More...