If your asking about monitoring your VMware Environment VM CPU/Datastores/Snapshots etc..., not the syslogs/vcenter logs then you can use: http://www.splunk.com/wiki/Apps:Splunk_for_VMWare (links at the bottom).
In our case I've modified the source of the Java application to return the proper names of the VM's.
If you have questions I'd be happy to answer questions.
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