Hey there

Linux sysadmin stuff — fixes, guides, and notes from running CachyOS as a daily driver.

Automated daily Arch Linux updates with rollback (no btrfs required)

Running pacman -Syu every day gets old. But skipping updates for weeks on a rolling-release distro makes the eventual update scarier. I wanted something in between: the machine updates itself at 4 AM, reboots if it worked, and yells at me on login if it didn’t. I also wanted a way to undo the last update without btrfs snapshots. My machines run XFS, so that’s not an option. ...

February 25, 2026 · 5 min · Chrisputer

Fix xrdp black screen with KDE Plasma Wayland on Arch Linux

I wanted to RDP into my CachyOS machine through Apache Guacamole and get a separate Plasma session, not screen sharing, so nothing shows up on the physical monitors. xrdp is supposed to handle this by spinning up an X11 Plasma session on a new display. Instead I got a black screen with a lonely cursor. Sometimes the KDE splash would flash first, then black. I burned a couple hours on this before figuring out the actual cause. ...

February 25, 2026 · 4 min · Chrisputer