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Systems & Performance

The most popular blog posts about systems & performance on Hacker News. 121 posts.

2011
1

How Browsers Work

This comprehensive primer on the internal operations of WebKit and Gecko is the result of much research done by Israeli developer Tali Garsiel. Over a few years, she reviewed all the published data about browser internals and spent a lot of time reading web browser source code. She wrote:

4

What every programmer should know about time

This is a trade-off: you can't represent a leap second, and your time is guaranteed to go backwards. On the other hand, every day has exactly 86,400 seconds, and you don't need a table of all previous and future leap seconds in order to format Unix time as human-preferred hours-minutes-seconds.

11

9 million hits/day with 120 megs RAM

Solaris 5.11 (virtual: Joyent SmartMachine ) PHP 5.3.6 with PHP - FPM : 4 instances running, 10meg APC cache nginx 0.8.53 Pax 1.0 (my silly self-coded website software… and yes, oops there’s already software with that name ) 120 megs of RAM used Load tested using blitz.io : 9 million+ daily hit capability

19

How can C Programs be so Reliable?

C is, today, a unique programming language. Surprisingly few people can really program in C and yet many of us have quite strong opinions about it. Buffer overflows, stack smashing, integer overflows — C has many well publicised flaws, and these terms are often bandied about confidently, even by those unfamiliar with…