Turn off screen on a headless machine
While playing with my homelab Forgejo instance, I needed a place where actions could be run. I was considering a virtual machine on my NAS but in the end, I dug up an old laptop that I haven’t been using …
Tag: hardware
RRD migration to different architecture
I have this old machine with an Atom CPU where I installed Debian in 2011 and it’s been running ever since (I just upgrade it to the next major version every two years). One time, I had to replace failing …
Llama.cpp on Fedora 40 with cuda support
Not long ago, I bought a laptop with Nvidia card. Partially because I wanted to check out some newer, fancy games (but in reality, when I do have some free time finally, I usually end up playing DOS games anyway). …
Observium alerts not working
I’ve been running an instance of Observium for a couple of years now. I had set it up for the VPS which I’m running this blog on or for my home NAS, it’s really nice to be able to see …
SoundWire: Android as a remote speaker
I was having issues with my desktop PC and connection of Bluetooth headphones via a generic dongle. This was probably caused by poor driver support of those Bluetooth dongles in Linux, I tried two of them but the result was …
Weekend hobby – PC cleaning
This is a PC that belongs to my brother in law. He hasn’t been using it for over a year, ever since he switched to Mac, so he’d like to get rid of it. It has i5 (Sandy bridge) inside …
KVM: Cannot find any matching source devices for logical volume group vg2
I installed Centos 7 on a brand new machine about a half a year ago, and set up KVM with two data pools – one just a regular directory for old raw images, the second being an LVM volume group. …
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Raspberry Pi – analog output noise
I got Raspberry Pi 2 as a present from my brother. It’s a nice toy, I was trying out OpenELEC, it makes for a really nice home theater in combination with a NAS on local network. The only drawback was …
Scroll emulation with Trackman Marble in Debian 9
Spending a lot of time with mouse and keyboard, I decided I would give it a try with trackball. A friend lent me Logitech Trackman Marble for a week to see if I can get used to it. The one …
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“Lazy” Synolocker
A funny thing happened to me the other day. Someone brought me a 4-bay Synology NAS which had been hit by ransomware called Synolocker. The usual scenario – the NAS was exposed to the internet, maybe not updated as regularly …