January 2004
Intermediate to advanced
432 pages
11h 1m
English
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Variable Page Size
The HP-UX 11.00 release introduced variable page sizes (vps) also known as performance optimized page sizing (pops). This feature allowed the kernel to take advantage of new hardware features introduces in PA-RISC 2.0 processors. On the new wide processors the tlb has an additional field introduced to allow the mapping of a variety of virtual-to-physical page translation sizes. The basic page frame remains 4Kbytes but the vps parameter allows a single tlb entry to map from 4Kbytes to a potential maximum of 1048576 Kbytes of contiguous physical memory with a single entry. The page size is determined by a 5-bit field in the htbl/pdir entry. The current implemented sizes range from 1 to 256K page frames (each progressively larger ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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