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 …
Tag: hardware
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 …
Hardware repairs
I’ve been tinkering with my computers ever since the days of ZX Spectrum, more or less. In the last eight years or so, however, people would come to me with their broken laptops and computers every now and then. It …