ASLR applies to virtual memory / process address space. Merging or compression is of physical pages - the page is uncompressed on the fly when the process acces

ASLR applies to virtual memory / process address space. Merging or compression is of physical pages - the page is uncompressed on the fly when the process accesses it. It works because the OS is in control of the Virtual->Physical mappings and can, on a page fault do the decompression transparently for e.g.