vSphere Metro Storage Cluster white paper released! Stretched Clusters and VMware vCenterTM Site Recovery Manager
VMware KB: VMware support with NetApp MetroCluster VMware KB: vSphere 5.x support with NetApp MetroCluster
Been encountering a lot of questions on Metro clustering on VMware as well as active-active data center setup. I would like to bring this out to help anyone who is consider doing a metro cluster to understand what are the main requirements and the cost involved as well as the scenario cases which need to be understand before you make that decision.
Many wanted to do a stretch cluster mainly to meet a active-active data center setup. Some wanted to have a a easier disaster recovery.
I must clarify some misconception here. Metro clustering is Downtime Avoidance (DA). It is not disaster recovery (DR). DR has a downtime to recover. Metro clustering is a active active setup for near zero setup if storage is synchronization.
Some realistic facts: