Installing CentOS 8 in relatively old hardware maybe a real challenge because of an old hardware device like storage, network, or both. This article shows…
storcli with multiple disks from different enclosures
Creating a Virtual device with the AVAGO storcli command-line tool under Linux. Two examples are included: All disks are from one of the enclosure. All…
aptly delete a mirror and remove all files
Executing drop command on a mirror will only remove the meta information for the mirror and it will not remove the package files occupying space…
Upgrading Ubuntu 18 to Ubuntu 20 – software versions upgrade table – head to head
In the following article a comparison between two LTS versions of Ubuntu is presented – Ubuntu 18.04 LTS (Bionic) versus Ubuntu 20.04 LTS (Focal). The…
edit mysql options in docker (or docker-compose) mysql
Modifying the default options for the docker (podman) MySQL server is essential. The default MySQL options are too conservative and even for simple (automation?) tests…
Configure Bond (802.3ad LACP) device in CentOS 8 – configuration files
Upgrading to a bond device is a common step when the server exhausts its current network port bandwidth. The hardware setup of the bond example…
Set up (802.3ad LACP) bonding when installing CentOS 8
This article is to show how the user could install CentOS 8 (the steps are the same with CentOS 7) with a much complex network…
Chromium browser in Ubuntu 20.04 LTS without snap to use in docker container
Ubuntu team has its own vision for the snap (https://snapcraft.io/) service and that’s why they have moved the really big and difficult to maintain Chromium…
Copy files with read errors successfully – skipping only errors (i.e. bad sectors)
Sometimes disks have errors or an SSD disk has a bad NAND cell. Saving the whole hard disk data may not be needed and when…
Change the location of container storage in podman (with SELinux enabled)
There two main options to change the location of all the containers’ storages: “mount bind” the new location to the default storage directory (look Note…