powercli

ESXi Offline Bundle

In many environments after installing the stock ESXI image you end up wanting perform an update with the latest patches, update drivers and maybe even remove drivers. VMware’s Image Builder PowerCLI cmdlets provide a method of taking a stock ESXI image and performing such tasks, resulting in a customised ISO that’s ready for deployment, hopefully
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Taking my last post on page sharing a little further and inspired by @VBrianGraf & @vmMarkA’s Intra TPS Host Memory Assessment tool, I wanted to create a script that would calculate the memory savings gained from inter-VM page sharing directly from the statistics available in vCenter. In my last post I showed the values that
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esxtop memory statistics

With an upcoming upgrade to vSphere 6 on the horizon, the subject of Transparent Page Sharing came to mind again and also the fact that I’ve had a post in draft kicking around for quite a while. Transparent Page Sharing (TPS) is a memory saving technique employed by the ESXi hypervisor to reduce memory consumption
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Recently the client that I’m working with has been experiencing a number of issues around vMotion. The initial advice from VMware was to ensure they weren’t falling foul of a known issue with the HP AMS agent. KB2085618 – look out for the “can’t fork” message when logging into the ESXi Shell. Here is a quick
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