A look ahead—can virtual be faster than real?
Performance potential doesn't just end with successfully removing or slimming down unnecessary layers. If we control the operating system layer and the JVM knows how to talk to it, several previously unavailable pieces of information can be propagated to the JVM, vastly extending the power of an adaptive runtime.
Note
This section is more speculative in nature than the rest of the chapter. While not all of the techniques described herein have been proven feasible in the real world, they still form part of the basis of our belief that high performance virtualization has a bright future indeed.
Quality of hot code samples
One example of where performance potential can be had would be in the increased quality ...
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