use IO Analyzer tool for Benchmarking on ESX. 
Here is the download link:
http://labs.vmware.com/flings/io-analyzer
and here is the How-To (there are a lot of them, so if this one will not fit you just google a while):
http://vmsarefreeright.wordpress.com/20 ... -analyzer/

本文转自 h2appy  51CTO博客，原文链接：http://blog.51cto.com/h2appy/1090934，如需转载请自行联系原作者