Another new feature of vSphere 4.1 is the DRS-Fault Tolerance integration. vSphere 4.1 allows DRS not only to perform initial placement of the Fault Tolerance (FT) virtual machines, but also migrate the primary and secondary virtual machine during DRS load balancing operations. In vSphere 4.0 DRS is disabled on the FT primary and secondary virtual [...]

A customer of mine wanted more information about the new DRS Resource Distribution Chart in vCenter 4.0, so I thought after writing the text for the customer, why not share this? The DRS Resource Distribution Chart was overhauled in vCenter 4.0 and is quite an improvement over the resource distribution chart featured in vCenter 2.5. [...]

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-local swap can affect DRS load balancing and HA failover in certain situations. So when designing an environment using host-local swap, some areas must be focused on to [...]