Nginx logs to Graylog, input extractors
To get the most out of Graylog we need to filter our log messages into separate fields. Those fields will later be used to create different searches which can be saved as...
4th Oct 2021
Nginx logs to Graylog
So I have already setup a central log server running Graylog. It's time to use it for something. My Nginx reverse proxy will be the first one to send logs to my Graylog...
24th Sep 2021
Installing Debian Sid and Xanmod-cacule kernel
I have been running Manjaro Mate for a while, mostly because I had a need to try some Arch based distro. It was nice, but at the moment I like Debian more. So I'm going t...
27th Aug 2021
Edgerouter remote syslog to Graylog server
This was very simple thing to do for once. Just simply click the System tab down in the left corner In the right side column you will find System log This is wh...
7th Jun 2021
Nginx as reverse proxy with Let's encrypt certificate for HTTPS using docker-compose
I have been thinking for a long time that I should try Nginx as my reverse proxy. So finally it was time to get myself into learning about Nginx. Short about Reverse ...
31st May 2021
Debian 10 using remote syslog server
I have a central logsever, my Graylog server I wrote about earlier. I have no idea how to correctly use Graylog yet. But I do know I need some data, so I went through a...
28th May 2021
Setup Graylog as central syslog server
I was searching for information about running a local syslog server in my network when I stumbled on Graylog. I'm currently running an ElastiFlow server with dashboards f...
10th Dec 2020
ESXI Failed to power on virtual machine <vm-name>. The attempted operation cannot be performed in the current state (Powered off).
I some times get this, mostly because I remove the ISO that is attached as an dvd to the virtual machine. Usually after I have installed an OS. This is very annoying. B...
8th Dec 2020
Restore data from QCow2 missing backing file (data recovery part 4)
I have successfully restored data from my QCow2 file with a missing backing file. I wrote lots of C code to be able to convert the QCow2 file into an IMG file. Then I fou...
30th Nov 2020
Read QCow2 file using C (data recovery part 3)
Time to write some code but I will not go into all the details on how to write C code. I will only reference some of the C code specific to reading the actual QCow2 file....
28th Nov 2020
QCow2 File format (data recovery part 2)
QCow2 image file is used by Qemu for virtual harddrive images. I will not go into any details about the file format, I will only scratch the surface enough to be able to...
26th Nov 2020
Failed at backup... (data recovery part 1)
So everywhere can you read about how important it is to backup your data. Are you actually doing it? I don't do it, although I have a private git server where I store som...
24th Nov 2020
Debian mount NFS share
Another cheat sheet, this one is for mounting NFS shares on boot in Debian 10. First we need to install nfs-common $ sudo apt install nfs-common and then add the N...
7th Oct 2020
#Gaming on Linux
Linux gaming VM issues (part 5 of Debian as type 1 hypervisor)
So I have been running a Linux virtual machine as my main OS for a while. Recently I changed things a bit, moved my Linux VM over to the big GPU (RTX2060) and enlarged th...
3rd Oct 2020
Isolating CPU cores from VM host
It is possible to isolate the CPU cores/threads from the Host OS, so it will not use those cores/threads for anything. This is done by using the isolcpus paramater to...
3rd Oct 2020
Gaming on Linux
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