This article will show how to install two big software – Elasticsearch to store information and Kibana to visualize the information under CentOS 8. Elasticsearch…
CentOS 8
Run LXC CentOS 8 container with bridged network under CentOS 8
The LXC container software comes to CentOS 8 with the EPEL 8 repository. LXC is a multiprocesses container, which offers to boot a Linux distribution…
Replace current interface configuration with a bridge device using nmcli (NetworkManager)
This article shows how the primary network interface could be replaced by a bridge device and the network interface becomes a part of the bridge…
Caching NFS files with cachefilesd
A great tool for caching a network filesystem like NFS mounts is cachefilesd! It is easy to use it and a good deal of stats…
libelf was not found in the pkg-config search path
Building from source under CentOS the user may stumble on some compilation errors and most of them are for missing -devel packages. Here is such…
removing the default kernel in CentOS 8 – remove elrepo kernel
Removing the default kernel aka the loaded kernel in CentOS 8 maybe challenging because the package is protected and cannot be removed by the yum…
Booting network installation from ipxe disk using IPMI KVM
There is a project for extended PXE Boot features https://ipxe.org/. This article is not for describing what this project may offer, but to show how…
CentOS 8 add a storage driver (megaraid_sas) when booting the installation disk
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…
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…