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offlinemark.com | ||
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membarrier.wordpress.com
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| | | | | In the previous post we saw how the memory management unit (MMU) uses page tables to translate virtual addresses into physical ones. We will now consider the various features that such a translation enables in an operating system. In the discussion below, it is important to remember that the granularity of translation is a single... | |
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cpu.land
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| | | | | Curious exactly what happens when you run a program on your computer? Learn how multiprocessing works, what system calls really are, how computers manage memory with hardware interrupts, and how Linux loads executables. | |
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www.lukas-barth.net
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| | | | | If you build an application that uses large, contiguous amounts of memory, it can increase your performance if you allocate this memory in so-called huge pages. Linux offers you two ways of doing that - a legacy way and a modern way. This article describes the modern way of using huge pages, so called transparent huge pages (THP) and applies the techniques from a previous article to verify that we actually got huge pages. The article starts by giving a super-short recap on how paging works and why huge p... | |
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