Topics /

Systems & Performance

The most popular blog posts about systems & performance on Hacker News. 250 posts.

2016
242

Plan9 from?

I have been saying for years that I am seeing the same phenomonon today that I saw thirty years ago when the microprocessor was first invented. At that time I argued a lot with all the computer scientists. They insisted that microprocessors were not really computers because they did not run the same software that…

243

X86 Register Encoding

If you've ever look at the disassembly output for C or C++ code, you'll probably notice that there are a lot of push/pop instructions. And if you pay close enough attention, you'll notice that the compiler prefers to use certain registers over others. In particular, compilers will prefer pushing "old" registers like…

250

Jepsen: MongoDB

Previously in Jepsen , we discussed Redis . In this post, we’ll see MongoDB drop a phenomenal amount of data. See also: followup analyses of 2.6.7 and 3.4.0-rc3 .