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Docker default networks

July 15, 2023 - 627 words - 4 mins
My home network uses IPv4 and IPv6 ranges. Several machines run docker and all have default ranges, which of course overlap. I can setup docker networks with fixed IP ranges, but for one case that does not solve everything since it creates ad-hoc networks. My setup For CI/CD I use a Drone CI docker … read more

PS5 Joystick drift

July 14, 2023 - 492 words - 3 mins
Like many before me, I too fixed my PS5 joystick drift. I had to solder in a new component (part of ALPS RKJXV) to properly fix it. What is joystick drift? Many people wrote about it already, and ifixit explains joystick drift very well, but the gist is a controller joystick seemingly moves by itse… read more

Raspberry Pi 3B+ netboot

November 04, 2021 - 1241 words - 7 mins
It is not a secret that the most fragile part of a raspberry pi setup is the SD card. I had a RPi with docker setup and used netboot, but had an SD card for /var/lib/docker1. Of course this went wrong at some point; the machine did not boot anymore. So naturally I was wondering: Is it possible to r… read more

Home tech stack

November 02, 2021 - 1214 words - 7 mins
I have tried UML, Vserver, openvz, lxc and now docker-compose. After using k8s at work, I tried canonical kubernetes to get some more experience with running it. At that time it was complicated to setup and it was using a lot of resources even when nothing was running. Maybe I didn't configure it pr… read more

Single or multiple USB power sources

April 06, 2021 - 829 words - 5 mins
The other day I was thinking about power consumption of different low power devices, since many small devices may add up to some significant energy usage, sometimes known as Vampire power. I was asking myself: if you have multiple USB powered devices, each with their own power supply, would they dr… read more