Quest foglight offer a great visual dashboard for you datacenter, it will make performance event correlation easy to solve. You can add many optional cartbridge to enhance your product like sql, Oracle, esxi, and have everything in the same console. Interface is powerfull and data are in real-time.
If you take many optional cartbridge price can be higher than other solution. You will need a windows server to install the solution in addition for the sql express database.
Likelihood to recommend