TL;DR: Import block devices to LVM is now required I perform OS copies between Linux machines once in a while. The process usually involves a source system and a temporary LiveCD (or an installation image in rescue mode). This process includes creating the new disk layout – partitions, LVs, filesystems, and mounts – on the…
This article is about configuring auto.smb correctly, and setting per-UID/GID mount of CIFS. For those who are not familiar with auto.net, this mount attempts to run inventory on remote NFS shares just by selecting the server. For example: when you enable /etc/auto.net is in /etc/auto.master, and activate autofs, you can see under /net/srv1 all the…
For some reason, my home Internet connection stopped receiving large packets. This could be something with PMTU discovery blocks on the ISP side, or it could be something that I changed. An automated job which uploaded files using SSH (to be exact: scp) to my home stopped working. The failure was a time-out after the…
Oracle database systemd startup script is a common enough topic. That said – due to possible changes with how systemd handles limits, it could be that the context of oracle service used by systemd service would have different user limitations than when oracle startup command is called manually. Assumptions: Now, systemd unit requires entries to…
Introduction I use Linux as an Internet router. I use it with multiple rules (rather simple) using a very simple baseline configuration. The router has two main network interfaces – one facing the internal LAN, and one facing the external fibre connection, where it needs to use a specific VLAN, and then – use PPPoE…
The title is a bit long, because I wanted it to describe exactly the task at hand. Create an Nginx reverse proxy container, with self-signed certificate. The purpose of this post is to create a quick-guide for this purpose. I happen to need it from time to time, for various purposes, such as: Self-signed certificate…
