VMware IO analyzer is a free tool from VMware Labs website. The free tools coming from VMware Labs website are often called “flings”.
VMware I/O Analyzer is a virtual appliance solution, which provides a simple and standardized way of measuring storage performance in VMware vSphere virtualized environments. I/O Analyzer supports two types of workload generator: IOmeter for synthetic workload and trace replay for real-world application workload. It collects both guest level statistics as well as the host level statistics via VMware VI SDK. Standardizing load generation and stats collection increases the confidence of the customer and VMware engineers in the data collected. It also ensures completeness of data collected.
Basically, what you need to do is to:
- Login to the console of the appliance with login: root and password: vmware
- Configure a profile and schedule the workflow.