CN 
EN Transforming IT infrastructure organizations using agile
Okay, maybe not everything. I would offer that there are only a few reasons left for some servers to remain as physical devices:
- You want to virtualize more, but you can’t afford more hosts/infrastructure yet
- Some of your servers are turnkey appliances / have support contracts that require physical platforms or some other requirement from the original deployment.
- Some of your administrators do not believe that the I/O performance difference between VMs and physical servers is negligible.
- Some of your applications require access to hardware that can’t be done in a VM, such as a licensing USB stick, a connection to a tape drive, or other peripheral media.
See Full Article here or download the PDF version of this article here (PDF).
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