Topics /

Infrastructure & DevOps

The most popular blog posts about infrastructure & devops on Hacker News. 1,839 posts.

Any year
1203

Clean OS reinstalls with propellor

You have a machine someplace, probably in The Cloud, and it has Linux installed, but not to your liking. You want to do a clean reinstall, maybe switching the distribution, or getting rid of the cruft. But this requires running an installer, and it's too difficult to run d-i on remote machines.

1208

You can run a DNS server (2025)

In case you were wondering whether this would mean... writing zone files with some arcane syntax that BIND 9 is apparently famous of, I hereby present the main point of this post a recommendation for which DNS server to choose.

1211

WireGuard topologies for self-hosting at home

I recently migrated my self-hosted services from a VPS (virtual private server) at a remote data center to a physical server at home. This change was motivated by wanting to be in control of the hardware and network where said services run, while trying to keep things as simple as possible. What follows is a…

1212

Marelle: logic programming for devops

In the past, walking the uneasy borderline of academia, I used to managed compute servers for my research group. New hardware was a rare godsend, configuring it by hand was natural. At 99designs, I’ve been privy to the opposite approach: machines should be disposable. This requires the entire setup of a new machine to…

1214

Anatomy of a Ceph meltdown

Last week, the server farm of our LMU Student Council had a major downtime over almost five days. As part of the administrator team there, I’d like to publish this post mortem to share our experiences and lessons learned to avoid situations like this in the future.

1217

Honey, I shrunk the NPM package

Have you ever wondered what lies beneath the surface of an npm package? At its heart, it’s nothing more than a gzipped tarball. Working in software development, source code and binary artifacts are nearly always shipped as .tar.gz or .tgz files. And gzip compression is supported by every HTTP server and web browser…

1224

OpenWrt in a WiFi card reader (2017)

The Zsun Wifi card reader is cheap tiny USB to MicroSD card reader with an integrated wifi chip running Linux, In a nutshell, it is a WiFi access point with more flash (16MB) and RAM (64 MB) than most OpenWrt supported routers. Polish hardware hacker q3k from Warsaw Hackerspace, is a recent and…

1226

The End of CI

Today, Continuous Integration (CI) is something that nearly every engineering organization does. However, I predict that in the future, nobody will do it.

1227

Starting with microservices

Starting a greenfield project with microservices is easy. The promises are wonderful but often they are far from reality. This time I’ll share my experience on the truth about microservices when starting a project from scratch.