A chronological documentation test project, nothing serious, really!
The quick way to migrate CentOS Linux 8 from using regular repositories to streams. If you try to patch your CentOS Linux 8 and get the following error message, then it is time to consider migrating to another distro or continue using CentOS Stream 8 with rolling upgrades. $ sudo dnf update CentOS Linux 8 […]
This is just a short post about how to do Dovecot Maildir backup using the command doveadm backup initiated from your home server that is not on the Internet, to your Internet facing mail server using SSH as a secure transport medium. The post is not based on any linux distribution and can be used […]
This short post describes how to remove data from Rspamd throughput RRD-graph, usually stored in the rspamd.rrd file. The location depends on the linux distribution, but it is located /var/lib/rspamd/rspamd.rrd on Ubuntu 18.04. This procedure can most likely be used on all types of RRD-files and is not exclusive for Rspamd. It is recommended to […]
This short post describes how to install the latest version of Vagrant using the libvirt provider on a fresh CentOS 7 (Minimal install). I will not do any security measures to harden this config, anyway not in this post. Vagrant supports different providers in addition to libvirt, like VirtualBox and VMware. I prefer libvirt because […]
I have been using Puppet on some of my servers to keep my SSSD configuration in the state I want it to be. There is one thing I have learned this summer and later on found the Redhat bug 1414573, and that is that the Puppet SSSD module I have been using triggers a service […]