I receive a lot of questions on why HA doesn’t work when virtual machines are not configured with VM-level reservations. If no VM-level reservations are used, t... Read More...
Last couple of weeks I’ve been receiving questions about vSphere HA FDM agent in a mixed cluster. When upgrading vCenter to 5.0, each HA cluster will be upgrade... 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...
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...
One setting most admins get caught off-guard is vSwitch Failback setting in combination with HA. If the management network vSwitch is configured with Active/Sta... Read More...
On a regular basis I come across NFS based environments where the decision is made to store the virtual machine swap files on local VMFS datastores. Using host-... Read More...