On Tue, Nov 14, 2006, zulkarnain wrote: > Briefly speaking, even my machine equipped with 8 GB > of RAM, as long as I'm using 32 bits OS, squid process > only able to use 3 GB or RAM and other system process > will get 5 GB? If your kernel has been compiled to support 3gb user / 1gb kernel (and that works out for you) than thats what PAE will give you. There's possibly restrictions involving buffering and such; I've not ever owned a PAE machine with >4gb of RAM so i don't know what the behaviour is. :P Adrian