As the IT world prepares for cost cutting in 2009, server virtualization seems like one of the few technologies bound for continued growth and success. That said, x86 server virtualization technologies remain immature and may not be ready for real enterprise workloads. While Citrix, Microsoft and VMware continue their development efforts, the IBM System z may be the best enterprise-class virtualization platform available today. Organizations with mainframe investments, UNIX/Linux consolidation projects or web application development initiatives may find mainframe virtualization TCO especially attractive.
Jon Oltsik is an ESG senior principal analyst and the founder of the firm’s information security service. With over 25 years of technology industry experience, Jon is widely recognized as an expert in all aspects of information security and is often called upon to help customers understand a CISO's perspective and strategies. Recently, Jon has been an active participant with cybersecurity issues, legislation, and technology within the U.S. federal government.
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