Origin Address Space - Physically the memory is distributed and
is not contiguous. - Node id is assigned at boot time -
Logically memory is a shared single contiguous address space,
the virtual address space is 44 bits (16 TB) - The program
(compiler) uses the virtual address space. - Translation from
the virtual to the physical address space is by the CPU. TLB =
Translation Look-aside Buffer Page size is configurable as 16 KB
(default), 64 KB, 256 KB, 1 MB, 4 MB, 16 MB