The large pages feature (huge pages) still works the same way but the transparent huge pages patch has been integrated recently: http://www.slideshare.net/raghu

The large pages feature (huge pages) still works the same way but the transparent huge pages patch has been integrated recently: http://www.slideshare.net/raghusiddarth/transparent-hugepages-in-rhel-6 http://www.slideshare.net/raghusiddarth/transparent-hugepage... I personally wouldn't mess with the VM settings the way the author suggests. I don't remember doing that eight years ago anyway even with less RAM on a desktop. On a server you want the working set to fit in RAM anyway and the page cache is already pretty smart. The best resource is a general kernel book: http://www.amazon.com/Linux-Kernel-Development-3rd-Edition/dp/0672329468/ref=sr_1_1?ie=UTF8&qid=1360543016&sr=8-1&keywords=linux+kernel http://www.amazon.com/Linux-Kernel-Development-3rd-Edition/d... in terms of the interaction between memory, the cpu, and virtual memory What every Programmer should know about memory should be required reading: http://www.akkadia.org/drepper/cpumemory.pdf http://www.akkadia.org/drepper/cpumemory.pdf