SCO 5.0.6 or 5.0.7V Hyper-V vs. ESX performance

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http://www.unix.com – Hi all. I am at a client currently using SCO Unix 5.0.6 as a guest in a VMWare ESX hosted environment. We are moving to Hyper-V for reasons I will not detail. Our initial design to avoid complexities with porting the applications to 5.0.7V were successful in function using nested hypervisors. SCO Unix is hosted in VMWware Workstation running on Windows 2008 hosted on Hyper-V. Everything function fine (with work) in nested hypervisors, but performance is suffering significantly with some pretty rudimentary file creation and copy tests - that translate to the application. We were expectin (HowTos)