An improved method and apparatus for utilizing Translation Lookaside Buffers (TLB) for maintaining page tables in a paging unit on a computer system. TLB contents for executing tasks are retained when the task is swapped out. The contents are then reloaded into the TLB when the task is again scheduled...http://www.google.de/patents/US5640533?utm_source=gb-gplus-sharePatent US5640533 - Translation lookaside buffer (TLB) arrangement wherein the TLB contents are retained from task when it is swapped out and reloaded when the task is rescheduled