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This book gives a detailed tour of the Linux VM as implemented in 2.4.22 and gives a solid introduction of what to expect in 2.6.Aswellasdiscussing the implementation, the theory that Linux VM is based on will also be introduced.
Linux has to deal with two shortcomings of hardware with respect to memory addressing: Some hardware devices can perform DMA (direct memory access) to only certain memory addresses.
An Introduction to Linux memory management. The basics of paging. Understanding basic hardware memory management and the difference between virtual, physical and swap memory. How do determine hardware installed and how to figure out how processes use that memory. How a process uses physical and virtual memory effectively.
Linux memory management has its own jargon and if you are not yet familiar with it, consider reading Concepts overview. Here we document in detail how to interact with various mechanisms in the Linux memory management.
discussed in detail, such as how memory is described in an architecture independent manner, how processes manage their memory, how the speci c allocators work and so on.
13 Active and Inactive List LRU Kernel 2.4 - 2001 The active page LRU preserves the the active memory working set Only the inactive LRU loses information as fast as use- once I/O goes Works well enough also with an arbitrary balance Active/inactive list optimum balancing algorithm was solved in 2012-2014
This is a mirror of Mel Gorman's book "Understanding the Linux Virtual Memory Manager". There are html and PDF versions available here. This book is licensed under the Open Publication License, with the options "no substantial derivitives" and "no distribution for commercial purposes" without permission from Mel Gorman (mel at skynet dot ie).
