Testing podman < 2.1.x rootless networking

Thursday, October 22, 2020

Podman Rootless container network (< 2.1.0 feature>) That’s just a very simple note of using podman 2.1.x feature, which is podman rootless networking. For now, if you want to be able to communicate between 2 containers directly, you would have to create them in the pod. You can now create a network and connect you containers to it. Each container will get it’s individual ip address in that network. So to quickly test that, let’s run http server in one container, and make a curl request from the second container.…more

Testing and signing kernel for Ubuntu 20.04

Friday, May 15, 2020

Disclaimer! This a information regarding mainline kernel, copied from the ubuntu wiki: By default, Ubuntu systems run with the Ubuntu kernels provided by the Ubuntu repositories. However it is handy to be able to test with unmodified upstream kernels to help locate problems in Ubuntu kernel patches, or to confirm that upstream has fixed a specific issue. To this end we now offer select upstream kernel builds. These kernels are made from unmodified kernel source but using the Ubuntu kernel configuration files.…more

Enable Mozilla Firefox and Thunderbird on wayland in Ubuntu 20.04

Friday, May 1, 2020

This guide will help you configure Fractional Scaling (later called FS) on ubuntu 20.04 and wayland session. Wayland At the moment, ubuntu sees wayland users as ‘less than 1%'1, so feel pretty special if you choose this path :) Enable To enable wayland session follow this doc: https://linuxconfig.org/how-to-enable-disable-wayland-on-ubuntu-20-04-desktop Test GUI Go to “Settings” app -> “About” and you will find “Windowing system” field. CLI Test if your current session is wayland based2:…more