Containers

More
StatefulSets in Kubernetes: Everything You Need to Know

StatefulSets in Kubernetes: Everything You Need to Know

In this blog post, you will learn about statefulsets in Kubernetes and everything you need to know: the definition and …
Deploy Apps on OpenShift Using BuildConfig

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

In this tutorial, I will walk you through how to deploy apps on OpenShift using BuildConfig. OpenShift has become the …
kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

In Kubernetes, effective state management is crucial for maintaining the stability and reliability of your clusters. Kubernetes relies on two …

Most Popular

More

MONITORING

More
Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 on Docker Containers

Kifarunix

How to run single node ELK stack 8 on Docker? In this tutorial, you will …

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 Grafana on Ubuntu

Install Grafana Data Visualization Tool on Ubuntu 18.04

koromicha

In this guide, we are going to learn how to install Grafana Data Visualization Tool …

install and configure snmp on Linux

Install and Configure SNMP on Ubuntu 18.04 and CentOS 7

koromicha

In this guide, we are going to learn how to install and configure SNMP on …

install nagios core on centos 9 stream

Install Nagios Server on CentOS 9 Stream

Kifarunix

In this guide, you will learn how to install Nagios Server on CentOS 9 Stream. …

Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

koromicha

This guide will focus on how to install Logstash 7 on Fedora 30/Fedora 29/CentOS 7 …

zabbix login int 1

Install Zabbix Server from Source on Debian 11

koromicha

In this guide, we are going to learn how to install Zabbix Server from source …

How to Enable and Configure Cortex Analyzers

How to Easily Enable and Configure Cortex Analyzers

koromicha

Follow through this tutorial to learn how to enable and configure Cortex Analyzers. Cortex is …

How to Monitor OpenVPN Connections using openvpn-monitor tool

gen_too

In this tutorial, we are going to learn how to monitor OpenVPN connections using openvpn-monitor …

Install and Setup Nagios

Install Nagios NRPE Agents on Ubuntu 22.04/Ubuntu 20.04

Jay Decrame

This guide describes how to easily install Nagios NRPE Agents on Ubuntu 22.04/Ubuntu 20.04. If …

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 on Docker Containers

How to run single node ELK stack 8 on Docker? In this tutorial, you will learn how to deploy ELK …
Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

This guide describes how to install Nagios Plugins from Source RHEL/CentOS/Oracle Linux. In our previous tutorial, we learnt how to install …

Install and Configure Prometheus on Debian 9

In this guide, we are going to learn how to install and configure Prometheus on Debian 9. Prometheus is a …

NETWORKING

More
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, …
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 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 …
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, …
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 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 …

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 …
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 …
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 …
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 …
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

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 …

VIRTUALIZATION

More
Start and Stop KVM Virtual Machines from Command Line

Start and Stop KVM Virtual Machines from Command Line

koromicha

This guide will take you through how to start and stop KVM virtual machines from …

Install VirtualBox 7 on Debian 12 Desktop

Install VirtualBox 7 on Debian 12

Kifarunix

This guide will take you through how to install VirtualBox 7 on Debian 12. VirtualBox …

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

Kifarunix

How can I setup a Docker swarm? In this tutorial, you will learn how to …

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 …

Screenshot from 2021 01 13 22 50 51 1

Install VirtualBox 6.1 on Fedora 33

kaptotonindet

In this tutorial, you will learn how to install VirtualBox 6.1 on Fedora 33. VirtualBox …

Install Fedora 30 Workstation on VirtualBox

koromicha

So Fedora 30 has just been released and you would like to try out the …

How to Install FreeBSD 12 on VirtualBox

koromicha

Hello there, welcome to our guide on how to install FreeBSD 12 on VirtualBox. FreeBSD …

deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

Deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

koromicha

In this tutorial, you will learn how to deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu …

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 …

Install VirtualBox Guest Additions on Ubuntu 24.04

Install VirtualBox Guest Additions on Ubuntu 24.04

Kifarunix

In this guide, you will learn how to install VirtualBox guest additions on Ubuntu 24.04. …

bullseye 11

Install Debian 11 on VirtualBox

Follow through this tutorial to learn how to install Debian 11 on VirtualBox. The Debian project is proud to present …
Install VirtualBox Guest Additions on Rocky Linux 9

Install Oracle Linux 9 on VirtualBox

In this tutorial, you will learn on how to simply install Oracle Linux 9 on VirtualBox. With Oracle Linux 9 now …
How to Rename KVM Virtual Machine with virsh command

How to Rename KVM Virtual Machine with virsh command

Is it possible to rename KVM virtual machine? Yes, follow through this guide to learn how to rename KVM virtual …