In spite of virtualization of servers, it's not seldom when I we can meet Microsoft Cluster (MSCS or WSFC) of Virtual Machines (VMs) running on VMware vSphere. This type of clustering is called guest clustering and recently I was thinking what are the reasons to migrate and design such clusters on vSphere. In my opinion,… Read More »
In my previous post, I justified why to create the vSphere Management Cluster. In this short post we discuss vSphere Clusters: Scale Up and Scale Out. What's difference? Scale Up - vSphere cluster based on larger ESXi hosts (adding more processors and RAM) Scale Out - vSphere cluster based on smaller ESXi hosts (servers with… Read More »
In this article, we discuss pros and cons of vSphere Management Cluster. I decided to write this article because I have seen many VMware environments without this type of cluster and with problems caused by this. Example, recently one of my new customers had a problem with vCenter VM and they were not able to… Read More »