The attached VMs+Reclaimable+CPU+and+Memory.xml file is a custom table report utilizing the VMAN Recommendations feature. It lists all virtual machines where CPU and/or memory can be reclaimed (i.e. the over-allocated machines).
You can import the report in Orion via REPORTS > All Reports > Manage Reports > EXPORT/IMPORT. Please make sure you have at least one month of historical data in order to achieve reasonable recommendations.
Report example:

Please let us know in comments if there is anything in this custom report what might be improved or if you have any related questions or ideas.
Your feedback is highly appreciated.