Virtual Machine Memory Overhead

On February 19, 2011, in vCenter Server, Virtual Machines, Virtualisation, by Simon Greaves

Tweet Windows virtual machines require more memory with each passing release and software demands on memory are becoming larger all the time.  In a vitual environment it is quite simple to increase the amount of virtual memory granted to a virtual machine, especially with features such as hot add.  The ability to dynamically increase the [...]

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VMFS Datastore Free Space Calculations

On February 14, 2011, in ESX, ESXi, vCenter Server, Virtual Machines, Virtualisation, by Simon Greaves

Tweet As technology progresses, storage requirements grow.  It seems to be a never ending pattern.  I remember only a few years ago the maximum configurable LUN size of 2TB seemed huge.  Now it is common to have many LUN carvings making up tens of Terabytes of SAN storage. The downside to all this extra storage [...]

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