Finally got a response from GoDaddy.
Thank you for bringing this to our attention. The issue with the load on your VPS has been addressed and should be resolved at this time. We were able to identify and address issues on the parent server that were causing the increased load. If you continue to experience problems please let us know and we would be happy to assist you further. We appreciate your patience and understanding in this matter. Please contact us if you have any further issues. Regards, Nick D. Professional Hosting Support