January 2004
Intermediate to advanced
432 pages
11h 1m
English
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Virtual Memory Support
In a virtual memory system, pages are mapped from one set of addresses, virtual addresses, to another set, physical addresses. Each time the processor accesses memory, it does so using a virtual address. This address then gets translated to a physical address. This mapping takes place in units of pages. When a program addresses a virtual address, that address is first broken up into a virtual page number and an offset into that virtual page. The virtual page is then translated into a physical page. It's possible that the virtual page might be on disk rather than in physical memory. In this case, a page fault is generated and the page must then be brought in from disk to memory. In this section we look at how addresses get ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.