I encountered an intriguing issue recently after replacing my motherboard. Some block devices underwent a change in their order, causing /dev/sda to appear as /dev/sdy due to a modification in the PCI-e enumeration. This change, though seemingly insignificant, led to an unexpected consequence. Since the disk was subject to a specific mdadm filter, its altered…
I have recently acquired a new computer without an operating system, and I wish to install Oracle Enterprise Linux version 9.1 on it. The ISO file required for the installation is located on an NFS file server, accessible through a network infrastructure. The hardware boots using uEFI, and I have a USB disk-on-key containing Ubuntu…
A disclaimer: I use OEL for server-use when I can. A long support window, an enterprise environment, and yes, a very low rate of changes within the life cycle of the operating system makes it a very good candidate to hold services I do not want to fuss around, correcting configuration files on update or…
I have been using NextCloud for a long while now. It is a smart solution, and although I do not like its agent (I’ve had many problems with it around Hebrew file names on multiple types of operating systems, which never matured enough for a full bug description and details) – for an easy access…
As part as my efforts of reducing the management overhead of multiple systems – much like the rest of the world – I am in a long process of migrating all my workload from virtual machines, each dedicated to a single or a small number of related services, to a container-based solutions. While containers are…
History file is a great source of information, either if you do not remember your past actions, or if you are not a single administrator of a system, and you need to figure out what has been performed on it in the past. Unfortunately, history is not a very reliable source of information – the…
