LXer: This week at LWN: Memory part 5: What programmers can do
 

Published at LXer:

After the descriptions in the previous sections it is clear that there are many, many opportunities for programmers to influence a program's performance, positively or negatively. And this is for memory-related operations only. We will proceed in covering the opportunities from the ground up, starting with the lowest levels of physical RAM access and L1 caches, up to and including OS functionality which influences memory handling.

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