Containers, HowTos, Kubernetes

Install and Setup Kubernetes Cluster on Ubuntu 24.04

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Kifarunix
HowTos, VirtualBox, Virtualization

Install NixOS with Gnome Desktop on VirtualBox

HowTos, Ceph, Cloud Compute, OpenStack, Storage

Part 2: Integrate OpenStack with Ceph Storage Cluster

HowTos

How to Install Programs from Source on Ubuntu 18.04

Storage, HowTos

How to Install MinIO on Ubuntu 24.04: A Step-by-Step Guide

Containers

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install-and-configure-openshift-odf-ocp

How to Install and Configure OpenShift Data Foundation on OpenShift 4.20: Step-by-Step Guide [2026]

In this guide, I’ll walk you through how to install and configure OpenShift Data Foundation on OpenShift, covering everything from …
How to Deploy an Application in a Docker Swarm Cluster

How to Deploy an Application in a Docker Swarm Cluster

How do I deploy an application to a swarm cluster? In this tutorial, you will learn how to deploy an …
Kubernetes Cluster on RHEL 9

Install and Setup Kubernetes Cluster on RHEL 9

Installing and setting up a Kubernetes cluster on RHEL 9 is essential for modern IT environments seeking efficient container orchestration. …
docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

install portainer on Linux

Install Portainer on Debian 11/Debian 10

How to Set Up Alerting in OpenShift 4: Alertmanager, Alert Rules & Notifications

How to Set Up Alerting in OpenShift 4: Alertmanager, Alert Rules & Notifications

OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads

OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads

Configure OpenShift 4 Image Registry Persistent Storage with ODF

Configure OpenShift 4 Image Registry Persistent Storage with ODF: 2026 Step-by-Step Guide

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

Enable User Workload Monitoring in OpenShift 4.20

How to Enable User Workload Monitoring in OpenShift 4.20: Let Developers Monitor Their Apps

How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Part 1: How to Install and Configure OADP Operator on OpenShift 4

Install Fedora CoreOS on KVM Using an ISO File

Install Fedora CoreOS on KVM Using an ISO File: A Step-by-Step Guide

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Deploy Apps on OpenShift Using BuildConfig

How to Deploy Apps on OpenShift Using BuildConfig: A Step-by-Step Guide (2025)

nagios docker

Deploy Nagios as a Docker Container

deploy AWX on Kubernetes cluster using AWX Operator

Working Guide: Deploy AWX on Kubernetes Cluster with AWX Operator

Security

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Install and Setup Pritunl VPN Server on Debian

VPNs are your Must Have Privacy Tool

Install and Configure Snort 3 on Ubuntu 22.04

Most Popular

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brim desktop app
Security, HowTos

Analyze Network Traffic Using Brim Security

integrate OpenShift with Active Directory for Authentication
OpenShift, Containers, Directory Server, HowTos, Windows Active Directory

Integrate OpenShift with Active Directory for Authentication

Example Usage of ps Command in Linux
Linux Commands, HowTos

Example Usage of ps Command in Linux

openvpn ldap auth
HowTos, OpenLDAP, OpenVPN

Configure OpenVPN LDAP Based Authentication

php debian 11
HowTos, PHP

Install PHP 7.1/7.2/7.3/7.4 on Ubuntu 22.04

Easy way to Test Internet Speed on Linux Terminal
Networking, HowTos

Easy way to Test Internet Speed on Linux Terminal

What Is an SSL Certificate and How Can It Benefit Your Business?

Installing Metasploit on Ubuntu 18.04 LTS

What Should Companies Do To Increase IT Safety

Install Wazuh Server on Rocky Linux 8/Rocky Linux 9

Install Wireshark on Ubuntu 22.04

How to Enable Ping response On IBM QRadar SIEM

Install sysPass Password Manager on Rocky Linux

How to Fix QRadar CE failing Gluster 3.8 repos on CentOS-7.3

Install Passbolt Password Manager on Rocky Linux 8

Connect to VPN Automatically on Ubuntu 20.04/18.04

Install and Configure Snort 3 NIDS on Ubuntu 20.04

Install and Setup Squid Proxy on Ubuntu 20.04

MONITORING

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Install and Setup Security Onion on VirtualBox

Install and Setup Security Onion on VirtualBox

gen_too

In this tutorial, you will learn how to install and setup Security Onion on VirtualBox. …

install icinga2/icingaweb2

How to Install Icinga 2 and Icinga Web 2 on Ubuntu 18.04 LTS

koromicha

In this tutorial, we are going to learn how to install Icinga 2 and Icinga …

Install Filebeat 9 on Ubuntu/Debian

Install Filebeat 9 on Ubuntu/Debian

Kifarunix

How can I install Filebeat 9 on Ubuntu/Debian? Well, the installation of Filebeat 9 on …

Install Grafana on Debian 12

How to Install Grafana on Ubuntu 24.04

Kifarunix

In this guide, we will provide step-by-step instructions on how to install Grafana on Ubuntu …

Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

Kifarunix

In this blog post, you will learn how to forward OpenShift logs to multiple destinations …

monitor docker containers using nagios

How to Monitor Docker Containers using Nagios

Kifarunix

Can Nagios monitor docker container? Yes, in this tutorial, you will learn how to monitor …

Configure ELK Stack Alerting with ElastAlert

Configure ELK Stack Alerting with ElastAlert

gen_too

Welcome to our tutorial on how to configure ELK Stack alerting with ElastAlert. As much …

kibana

Install ELK Stack on Ubuntu 20.04

gen_too

Welcome to our guide on how to install ELK Stack on Ubuntu 20.04. ELK, currently …

Enable Rsyslog Logging on Debian 12

Enable Rsyslog Logging on Debian 12

Kifarunix

This step by step tutorial will take you through how to enable Rsyslog logging on …

Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

Kifarunix

Is it possible to monitor Docker Swarm and container metrics using Metricbeat? Yes, of course! …

Monitor Process Creation Events on Windows Systems using Wazuh and ELK stack

Monitor Process Creation Events on Windows Systems using Wazuh and ELK stack

In this tutorial, you will learn how to monitor process creation events on Windows systems using Wazuh and ELK Stack. …
Install and Setup Nagios

Install and Setup Nagios on Ubuntu 22.04

In this guide, we will provide a step-by-step tutorial on how to install and setup Nagios on Ubuntu 22.04. Nagios, …
nagios nrpe

Install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux

In this tutorial, we are going to learn how to install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux. Nagios Remote Plugin …

NETWORKING

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Set Static Routes via an Interface/IP on CentOS/Ubuntu

Set Static Routes via an Interface/IP on CentOS/Ubuntu

In this tutorial, you will learn how to set static routes via an interface/IP on CentOS/Ubuntu systems. In a network, …
Useful Facts About Setting Up Mobile Rugged Servers

Useful Facts About Setting Up Mobile Rugged Servers

Modern warfare is evolving. Having boots on the ground is still the most important component of winning any conflict, however, …
install wireshark on Linux

Install Latest Wireshark on Ubuntu 18.04

In this guide, we are learn how to install latest Wireshark on Ubuntu 18.04. Wireshark is the world’s foremost and …
Create Virtual/Secondary IP addresses on an Interface in Linux

Create Virtual/Secondary IP addresses on an Interface in Linux

Follow through this tutorial to learn how to create virtual/secondary IP addresses on an interface in Linux. This enables you …
Configure Static IP Addresses using Netplan on Ubuntu

Configure Static IP Addresses using Netplan on Ubuntu

How to set static IP addresses using Netplan on Ubuntu? In this tutorial, you will learn how to configure static …

Install and Setup OpenVPN Server on Fedora 29/CentOS 7

In this guide, we are going to learn how to Install and Setup OpenVPN Server on Fedora 29/CentOS 7. OpenVPN …
How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary? Well, in one way or another, you …
Easy way to Test Internet Speed on Linux Terminal

Easy way to Test Internet Speed on Linux Terminal

In this tutorial, we will show you an easy way to test Internet speed on Linux terminal. More often than …
install wireshark on Linux

Install Wireshark on Ubuntu 22.04

In this guide, you will learn how to install Wireshark on Ubuntu 22.04. Wireshark is the world’s foremost and widely-used …
Install and use NMCLI tool on Debian Linux

Connect to WiFi in Linux Using NMCLI command

This tutorial will guide you on how to connect to WiFi in Linux using NMCLI command. NMCLI is a command-line …
Install and use NMCLI tool on Debian Linux

Install and use NMCLI tool on Debian Linux

In this tutorial, we provide a step by step guide on how to install and use NMCLI tool on Debian …
install Malcolm network traffic analysis tool on Ubuntu

Analyze PCAP Files using Malcolm Network Traffic Analysis tool

In this tutorial, you will learn how to analyze PCAP files using Malcolm network traffic analysis tool. Malcolm can be …

STORAGE

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How to Upgrade ownCloud 9 to ownCloud 10 on Ubuntu 16.04

Install ownCloud Desktop Client on CentOS 8

How to Install Duplicati Backup Client on Ubuntu 22.04

Install and Setup Rsyslog Server on Ubuntu 22.04

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

Step-by-Step: Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

How to Deploy Ceph Storage Cluster on Debian 12

Install and Setup Ceph Storage Cluster on Ubuntu 22.04

VIRTUALIZATION

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Install VirtualBox Guest Additions on Debian 10 Buster

koromicha

So if you have installed Debian 10 Buster on VirtualBox, you might have realized that …

Install VirtualBox Guest Additions on Ubuntu 20.04

koromicha

If you have installed Ubuntu 20.04 on VirtualBox, you realize that it is not in …

insert guest addition iso

Install VirtualBox Guest Additions on Wubuntu

Kifarunix

Follow through this step by step guide to lean how to install VirtualBox Guest Additions …

Install VirtualBox Guest Additions on Rocky Linux 9

Install Oracle Linux 9 on VirtualBox

koromicha

In this tutorial, you will learn on how to simply install Oracle Linux 9 on …

List Running and Stopped VMS on KVM

List Running and Stopped VMS on KVM

koromicha

Follow through this guide to learn how to list running and stopped vms on KVM. …

install portainer on Linux

Install Portainer on Ubuntu 22.04

koromicha

In this tutorial, you will learn how to install Portainer on Ubuntu 22.04. Portainer is a …

Install Debian 10 Buster on VirtualBox

koromicha

In this guide, we are going to learn how to install Debian 10 Buster on …

How to Configure OpenStack Networks for Internet Access

How to Configure OpenStack Networks for Internet Access

Kifarunix

How would you configure OpenStack networks for Internet access? Internet access is crucial for various …

Install VirtualBox Guest Additions on Ubuntu 18.04

Jay Decrame

In this guide, we are going to learn how to install VirtualBox Guest Additions on …

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Kifarunix

Can you run WordPress in a Docker container? Yes, follow this tutorial to learn how …

Upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian

Upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian

In this tutorial, you will learn how to upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian. VirtualBox 7.0.0 was officially …

Install VirtualBox Extension Pack on VirtualBox 6.0

Welcome to our tutorial on how install VirtualBox extension pack on VirtualBox 6.0. This guide uses VirtualBox 6.0 installed on …
Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 22.04

Deploy All-in-One OpenStack with Kolla-Ansible on Ubuntu 22.04

In this guide, you will to learn how to deploy all-in-one OpenStack with Kolla-Ansible on Ubuntu 22.04. Kolla provides Docker …

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