Top posts

Every blog post that took off on Hacker News, ranked by the votes of its best submission. 190 posts.

Systems & Performance
2013
105

Memory Allocators 101

For the last few weeks, I've been working on a couple of patches to tcmalloc, Google's super high performance memory allocator. I'm going to post about them soon, but first I thought it would be cool to give some background about what a memory allocator actually does. So, if you've ever wondered what happens when you…

119

On Layout and Web Performance

Outside of initial page load problems, “layout thrashing” is the most common performance problem I see in dynamic web applications. This is particularly true for Single Page Applications which build and destroy views on the fly. However, I’m often amazed by the number of web developers I run into who are unaware of…