linux

Tailscale exit nodes allow you to route your traffic through nearly any system in your tailnet. Learn how to build an exit node using firewalld. 🕳️

Get systems online quickly or rescue a broken system by PXE booting from netboot.xyz using a Mikrotik router. 🛠

The original icanhazip.com lives on, but the other services are going offline. 😢

Because nobody wants an inefficient emoji workflow. 🙈

Learn how to customize a CentOS Stream 9 cloud image with the stuff you want and nothing that you don’t. 📦

Keep prying eyes away from your sites behind Traefik with basic authentication. 🛃

Store encrypted kubernetes secrets safely in your gitops repository with easy-to-use age encryption. 🔐

Access files over NFS within kubernetes pods with a quick volume mount. 🗄

Upgrade your Supermicro BIOS firmware from Linux using their SUM utility. 🔧

The alacritty terminal on Fedora enables HiDPI mode by default. Break out your magnifying glasses as we disable HiDPI. 👓

Brave recently changed how their browser reads managed policy configuration, but luckily the fix is an easy one. 🔧

Want to build your own Fedora 35 image for AWS? Use Image Builder to build and deploy an image made just for you. 🏗

Provision services on Microsoft’s Azure CLI on Fedora 35. 💙

Tailscale provides a handy private network mesh across multiple devices but it needs security just like any other network. 🕵

One of the smallest ThinkPads delivers one of the best experiences I’ve had on a laptop. 💻

Package up graphical applications in containers and run them with podman. 🚢

Adjust the LED backlight on your laptop quickly in i3 on Linux. 💡

Learn how to forward ports with firewalld for IPv4 and IPv6 destinations. 🕵🏻

Sometimes network interface autonegotiation doesn’t work as well as it should. Luckily, you can fix it with systemd-networkd. 🔧

Launch your containers on Fedora CoreOS instances in Hetzner cloud with a few workarounds. 🚀

Build images for AWS and deploy them to your AWS account all within GitHub Actions. 🤖

Use the new DHCPv6 prefix delegation features in systemd-networkd to make IPv6 subnetting easy! 🎉

Firefox allows you to set dark mode as the default without changing themes or changing your desktop configuration. 😎

Enable tap-to-click on your laptop’s touchpad in i3 with one of two methods. 💻

Get your system tray looking great and displayed on the correct monitor with a simple script and some i3 configuration. 📥

Run rootless Linux containers without any daemons using docker-compose and podman on Fedora! 📦

The family of icanhaz sites help you get more information about your network connection.

icanhazip.com lives on with the same mission, but with a new owner 🤗

Emojis brighten up any message or document. 🌻 Search, select, and use emojis quickly on Linux with rofimoji. 🤗

Monitor nearly any uninterruptible power supply (UPS) with a Raspberry Pi Zero W and HomeAssistant

Build a customized image for AWS with Image Builder and use the built-in automatic uploader and importer.

Making an effort to use diacritics is always a good idea, but how can you make it easier in Linux?

The Lenovo ThinkPad T490 is a great laptop, but it comes with some discrete GPU challenges.

Fedora 17’s code name was Beefy Miracle and it had a great mascot. You can see it at boot time with a few quick changes.

My new T490 with a 10th generation Intel CPU and a discrete NVIDIA MX250 has arrived! Installing Linux creates some interesting challenges.

Openshift (and Kubernetes) allow you to run jobs on schedule, but these jobs can fail from time to time. You can monitor them from bash!

Monitor the power consumption of your CyberPower UPS and display the live output in your Linux desktop’s status bar.

Lower your CPU usage and increase battery life when you watch certain videos by using Chromium with VAAPI support.

All of your GNOME and gtk applications are configured in i3 with a few simple tricks.

Monit is a tried-and-true monitoring daemon that is easy to deploy. Add it to OpenShift to make monitoring even easier.

Many cloud providers give you lots of memory with each instance and you can speed up tests and builds by using a ramdisk.

Buildah and podman work well with the vfs storage driver, but the default mount options can cause problems.

Fedora 30 is a great Linux distribution for cloud platforms, but it needs a little work to perform well on Google Compute Engine.

Welcome!

Another Texas Linux Fest has come and gone!

My team at Red Hat depends heavily on GitLab CI and we build containers often to run all kinds of tests.

My team at Red Hat builds a lot of kernels in OpenShift pods as part of our work with the Continuous Kernel Integration (CKI) project.

After writing my last post on my IPv6 woes with my Pixel 3, some readers asked how I’m handling IPv6 on my router lately.

I recently picked up a Dell Optiplex 7060 and I’m using it as my main workstation now.

The i3 window manager is a fast window manager that helps you keep all of your applications in the right place.