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Systems & Performance

The most popular blog posts about systems & performance on Hacker News. 110 posts.

2014
74

Memory cache optimizations

When optimizing memory access, and memory cache misses in particular, there are surprisingly few tools to help you. valgrind’s cachegrind tool is the closest one I’ve found. It gives you a lot of information on cache misses, but not necessarily in the form you need it.

78

Effectively Managing Memory at Gmail Scale

While JavaScript employs garbage collection for automatic memory management, it is not a substitute for effective memory management in applications. JavaScript applications suffer from the same memory related problems that native applications do, such as memory leaks and bloat, yet they must also deal with garbage…