November 2010
2 posts
http://blog.tsunanet.net/2010/11/how-long-does-it-t... →
Interesting article - the author sets out to write a micro-benchmark to measure the cost of a context switch in Linux on different x86 hardware.
Cost of context switch cannot be measured simply by making syscalls to enter/leave kernel mode because in modern Linux kernels apparently that doesn’t cause a full context switch.
Benoit decides to use futexes - parent and child processes waiting...
MySQL TechTalk @ Facebook
Watch live streaming video from facebookevents at livestream.com
I found this recording of a talk that Facebook hosted recently. Their MySQL team presents a bunch of interesting projects they’ve worked on at Facebook. I’ve been doing a lot of MySQL-related projects at work as well.
There’s an interesting section where one of the engineers mentions about his...