A method, computer program product, and computer system for physical memory allocation of a computer system, the method including collecting computer system architecture specifications, a configuration, and user requirements, identifying a plurality of memory intervals to be allocated, based on the computer system architecture specification, the configuration, and the user requirements, grouping memory intervals into a plurality of color groups, wherein each memory interval within each of the plurality of color groups comprise identical memory attributes, dividing memory into sets of memory segments, wherein each set of memory segment is assigned a color of the plurality of color groups, allocating a memory interval of the plurality of memory intervals within the set of memory segments of corresponding color, and selecting a page size for a translation of a memory interval of the plurality of memory intervals, depending upon the allocation of the memory interval and the sets of memory segments.