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: OS
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 …
Early RHEL 9/CentOS 9 Stream
Even if it’s still in pre-Beta, it has been publicly known that RHEL 9.0 development is well under way for some time now. But that’s not all there is to it – not only is this information public, the development …
RHEL 8 Beta
Beta version of Red Hat Enterprise Linux 8.0 was announced recently. It can be downloaded without any registration, or you can go through the Developers Program and get a subscription for development usage for free. I downloaded the ISO this …
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 …
Centos 7 – bridge for KVM
I got a machine on which I wanted to try Centos 7 and KVM virtualization. As usual, I had to search for how to do a network bridge as it’s been quite long since I did it last time (on …
Systemd problem
At home, I’ve been using rolling release of Debian for my desktop for quite some time. The good thing about it is that years go by and you need not worry about the end of life of this or that …
Skype in Docker
Although jabber is my preferred IM protocol, sometimes I have to communicate with people who, for some reason, only use Skype. On Debian, that can be quite a problem, supposing you are not particularly keen on weed infestation of your …
CentOS 6 and MiniDLNA
I’ve got a small home server made from a half-broken laptop nobody wanted any more. The screen was’t working, but otherwise the machine was fine, so I took it, shipped Centos 6 on it and it’s been serving as a …
Mount a disk image containing LVM
If you have an image with standard partitions, you can mount any partition as a loopback device using the offset given by fdisk: user@machine:/home/user# fdisk -l disk.img Disk disk.img: 750.2 GB, 750156374016 bytes 255 heads, 63 sectors/track, 91201 cylinders, total …