Everyone loves VMware, but when an ESX hosts decides to not work properly, or you are seeing sluggish performance where do you turn? Either VMware technical support or the Internet. Well a colleague of mine passed this on to me.
The hugely popular Performance Troubleshooting for VMware vSphere 4 guide is now updated for vSphere 4.1 . This document provides step-by-step approach for troubleshooting most common performance problems in vSphere-based virtual environments. The steps discussed in the document use performance data and charts readily available in the vSphere Client and esxtop to aid the troubleshooting flows. Each performance troubleshooting flow has two parts:
- How to identify the problem using specific performance counters.
- Possible causes of the problem and solutions to solve it.
Check out the full article here.