March 04, 2019 4:00PM
Building fast interpreters in Rust
Continue reading »
March 29, 2018 10:43AM
eBPF, Sockets, Hop Distance and manually writing eBPF assembly
A friend gave me an interesting task: extract IP TTL values from TCP connections established by a userspace program. This seemingly simple task quickly exploded into an epic Linux system programming hack....
December 21, 2017 2:01PM
2018 and the Internet: our predictions
At the end of 2016, I wrote a blog post with seven predictions for 2017. Let’s start by reviewing how I did. I’ll score myself with two points for being correct, one point for mostly right and zero for wrong. That’ll give me a maximum possible score of fourteen. Here goes......
October 03, 2017 10:00AM
WHOIS going to be at the Grace Hopper Celebration?
Ubuntu us are doing the round trip! It’s time to live - WAN you arrive at GHC, come meet us and say HELO (we love GNU faces, we’ll be very api to meet you). When you’re exhausted like IPv4, git over to the Cloudflare corner to reboot....
July 21, 2017 8:01AM
How to use Cloudflare for Service Discovery
Speed & Reliability
Cloudflare runs 3,588 containers, making up 1,264 apps and services that all need to be able to find and discover each other in order to communicate -- a problem solved with service discovery....