Best of 2021

The blog posts Hacker News loved most in 2021. 166 posts.

Infrastructure & DevOps
151

Emacs Tramp over AWS SSM APIs

Cattle not pets The majority of AWS EC2 I need to operate these days are members of Kubernetes clusters. For remote access to them I’m more commonly authenticating to the Kube API to spawn a privileged ephemeral debugger pod rather than accessing the host directly. I have little need for host access even for the…

157

EC2 Boot Time Benchmarking

Once I finished writing ec2-boot-bench, the natural next step was to run some tests — in particular, to see how FreeBSD compared to other operating systems used in EC2. I used the c5.xlarge instance type and tested FreeBSD releases since 11.1-RELEASE (the first FreeBSD release which can run on the c5.xlarge instance…

162

Back to Linux

Background Note: I’ve started writing this article about one year ago (September 2020), but I dropped it at some point. Its final version is way less ambitious than my original plans for it, mostly because I forgot some of things that were on mind back then. Still, better than nothing. A long time ago (in 2011) I…