VMware updated a KB today on how to monitor snapshot deletion.  This is especially useful for large snapshots that “time out” for vCenter because they take more than 5-10 minutes to complete.  I have been using this exact procedure for years and never thought to blog it…for some insane reason.
Read the KB here.
Basically, use the [...]

Scott Drummonds of vPivot.com posted on ESXPlot, a great tool that is far more efficient and less aggravating than Perfmon for working with ESXTOP output files.
Geoff White has created a badly needed tool here, Perfmon worked but was very time consuming.  Especially with those days or weeks of ESXTOP statistic files.
Extract and use the README.  For Windows, extract all [...]

VMware has released a KB with a handy vmfstools command to check your VM’s disk status.  If the VMFS output shows a “Z” it is Zerothick with blocks that have not been written to yet.
Read the article here.
This allows you to check the disk status for options such as Fault Tolerance or Microsoft Cluster Services.  [...]

These are great instructions if you have received errors when trying to add a LUN to an ESX Host, and suspect that the LUN may not be READY, or write enabled these instructions can help you troubleshoot and/or fix the LUN.
Read the KB here.
If you are unable to re-write the LUN label, the disk is [...]

VMware doesn’t use the “Purple Screen of Death” or “ESX PSOD” terminology in their documents so if you Google it, you won’t get directed to VMware.com and this document for this information.  I know in the past I have spent far too much time searching for PSOD information, so keep this link handy. This document [...]