I served with High Availability. I knew High Availability. High Availability was a friend of mine. VMware HA, you're no High Availability.
See, for us database administrators, high availability means protection when:
Even if your SQL Server is the only guest on a host, it still might not be as fast as bare metal. One of the reasons is NUMA, which stands for Not Ur Momma's Architecture. Okay, no, smart reader, you caught me - it actually stands for Non-Uniform Memory Access. In your momma's architecture (Symmetric…
SQL Server has two settings that kinda-sorta govern how much memory we'll use to cache data: min server memory and max server memory. I explain the basics of how they work in my Sysadmin's Guide to SQL Server Memory, but things are a little different under virtualization. VMware does a great job of sharing memory…
When people buy my virtualization training video, one of the followup questions I get most often via email is, "Can I build SQL Server clusters in VMware and Hyper-V?"
In theory, yes. Microsoft's knowledge base article on SQL Server virtualization support says they'll support you as long as you're using configurations listed in the Server Virtualization Validation Program (SVVP).
