The business of running IT for major organizations has been moving in a maturity model direction for some time. ITIL, IT service management methods, various compliance measures, and the seemingly never-ending mantra for IT to do more with less are behind these necessary trends. Yet SOA brings a new level of needed sophistication to how IT runs itself, and how IT can perform like a business within the business. As SOA decouples services from applications and their support infrastructure -- and the use of and demand on those services becomes dynamic, even erratic -- how do you keep the trains running on time? Just as IT service management matures, SOA can make things chaotic, from a performance management perspective. A...