Segmentation with Paging – MULTICS

The MULTICS system solved problems of external fragmentation and lengthy search times by paging the segments.

Solution differs from pure segmentation in that the segment-table entry contains not the base address of the segment, but rather the base address of a page table for this segment.

MULTICS Address Translation Scheme

Segmentation with Paging – Intel 386

As shown in the following diagram, the Intel 386 uses segmentation with paging for memory  management with a two-level paging scheme.

Intel 30386 Address Translation