George Georgovassilis writes about information technology architecture
This is a short follow-up on Ubuntu 22.04 on the HP Victus [UVC] Hardware support is just as good/bad as with Ubuntu 22.04, so all findings from [UVC] apply here, too. The display manager is still X11, I have not tried Wayland. Video hardware acceleration with VLC and SMPlayer snap installations now works, but requires … Continue reading Ubuntu 24.04 on the HP Victus
I'm just dumping this here for now; maybe some day a bit of commentary might follow. I needed a quick, easy and (hopefully) secure way to spin up an SFTP server. Since I don't want to get into complex configuration, a Docker container seems a safe choice as it isolates the SFTP server from the … Continue reading Run an SFTP server in a container
Windows introduced [citation missing] the Alt + Left Shift key combination for switching between keyboard languages and ever since I tried to configure that combination for every setup I've worked with. Ubuntu, unfortunately, made it harder and harder over time to do that. User Raffa on askubuntu has the solution [KL]: Open a terminal and … Continue reading Toggling keyboard languages in Ubuntu 24.04 with Alt + Shift
I wasn't aware of tar's --blocking-factor parameter: -b, --blocking-factor=BLOCKS Set record size to BLOCKSx512 bytes. This actually reduces CPU load and backup creation times measurably. Figures for backing up 7GB on my home NAS: Setting Seconds Setting Minutes.Secods------------------------------default 1.18 512 1.071024 1.052048 1.08 The fastest setting (1024) is 11% faster than the slowest (default).
An Elgato Camlink 4K wouldn't work under Ubuntu 22.04. It would show up with lsusb, but Cheese wouldn't list it as a device and OBS studio would show it as a disabled device. A little stream conversion magic [RED] #!/usr/bin/env bash # You need to run # sudo apt install v4l2loopback-utils v4l2loopback-dkms # once and … Continue reading Elgato Camlink and Linux
George's Techblog 