Grafana, HowTos, Monitoring, Node Exporter, Prometheus

Integrate Prometheus with Grafana for Monitoring

BY
koromicha
HowTos, BIND, DNS, LPIC-2

Setup Caching-Only DNS Server using BIND9 on Ubuntu 20.04

Monitoring, Elastic Stack, HowTos, Security

Install and Enroll Elastic Agents to Fleet Manager in Linux

HowTos

Seamless Integration of Tech and Chance in Sports Betting South Africa

HowTos, Security

What Should Companies Do To Increase IT Safety

Containers

More
Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

How can I monitor Docker swarm node metrics? In this tutorial, you will learn how to monitor Docker swarm node …
Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

This guide provides a step-wise tutorial on how to quickly install MySQL 8 on Debian 12. MySQL is a fast, stable and …
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 …
Install Dozzle Real-Time Log Viewer for Docker Containers on Ubuntu

Install Dozzle Real-Time Log Viewer for Docker Containers on Ubuntu

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

Part 3: How to Restore and Validate Application Backups in OpenShift with OADP

Install Fedora CoreOS on KVM Using an ISO File

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

Configure HTPasswd Identity Provider in OpenShift 4.x

Step-by-Step Guide: How to Configure HTPasswd Identity Provider in OpenShift 4.x

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components

Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components

monitor docker containers using nagios

How to Monitor Docker Containers using Nagios

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

deploy multinode OpenShift cluster using UPI

How to Deploy Multinode OpenShift Cluster Using UPI/User Provisioned Infrastructure

install-and-configure-openshift-odf-ocp

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

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

Deploy Apps on OpenShift Using BuildConfig

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

Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

Security

More

Install Osquery on Rocky Linux 8

Install Metasploit Framework on Ubuntu 22.04/Ubuntu 20.04

Process ModSecurity Logs using Wazuh

Most Popular

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HowTos, Apache, LAMP Stack, PHP

Install LAMP Stack on CentOS 8

15 Netflix Hidden Tricks - How To Watch With Friends Using Keyboard Shortcuts in UK
HowTos

15 Netflix Hidden Tricks – How To Watch With Friends Using Keyboard Shortcuts in UK

LAMP Stack

Install LAMP Stack on Fedora 30

Install Apache Web Server on Debian 12
HowTos, Apache, Security, SSL/TLS, Web Servers

Install Apache Web Server on Debian 12

Monitoring, Icinga

How to Monitor Remote Linux Hosts and Services with Icinga 2 on Ubuntu 18.04

squid proxy
Security, HowTos, Proxy

Setup Squid Proxy Authentication on Ubuntu 18.04/Fedora 29/28/CentOS 7

Configure OpenVPN Clients to use specific DNS Server

How to Install Wazuh SIEM Server on RHEL 9/RHEL 10

Install and Configure Snort 3 on Rocky Linux

Configure SSH Local Port Forwarding in Linux

Install Wazuh Server on Rocky Linux 8/Rocky Linux 9

Install and Configure AIDE on Debian 10

VPNs are your Must Have Privacy Tool

How to Encrypt Files and Folders with eCryptFS on Ubuntu 18.04

Assign Static IP Addresses for OpenVPN Clients

Install GVM 21.04 on Debian 11/Debian 10

Install Wireshark on Rocky Linux

Setup Multinode Elasticsearch 8.x Cluster

MONITORING

More
install zabbix agent

Install Zabbix Agent on FreeBSD 12

koromicha

Learn how to install Zabbix Agent on FreeBSD 12 for Zabbix monitoring. Install and configure …

Install Monitorix on Ubuntu 20.04

How to Install Monitorix on CentOS 8

koromicha

In this guide, we are going to learn how to install Monitorix on CentOS 8. Monitorix is …

Install and Configure Wazuh Manager

Install and Configure Wazuh Manager on Ubuntu 22.04

gen_too

In this tutorial, you will learn how to install and configure Wazuh Manager on Ubuntu …

Wazuh siem dashaboard

Install Wazuh SIEM Server on Ubuntu 24.04

Kifarunix

In this tutorial, you will learn how to install Wazuh SIEM server on Ubuntu 24.04. …

install Fleet osquery manager on Ubuntu 20.04

Install Fleet Osquery Manager on Ubuntu 20.04/Ubuntu 22.04

koromicha

In this tutorial, you will learn how to install Fleet osquery manager on Ubuntu 20.04/Ubuntu …

Install and Setup Nagios

Install and Configure Nagios Core from Repos on Ubuntu 18.04

koromicha

In this tutorial we are going to learn how to install and configure Nagios Core …

Install Osquery on Linux

Monitor Windows Systems using Elastic Osquery Manager

gen_too

In this tutorial, you will learn how to monitor Windows systems using Elastic Osquery manager. …

Setup Multi-node Elasticsearch Cluster

How to Setup Multinode Elasticsearch 9 Cluster

Kifarunix

Follow through this tutorial to learn how to setup multinode Elasticsearch 9 cluster. As of …

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 …

Configure Kibana Dashboards/Visualizations to use Custom Index

Configure Kibana Dashboards/Visualizations to use Custom Index

Kifarunix

In this guide, we will walk you through easy steps to configure Kibana dashboards/visualizations to …

nagios nrpe

Install Nagios NRPE Agents on Debian 11/Debian 10

This guide describes how to easily install Nagios NRPE agents on Debian 11/Debian 10. If you want to monitor your …
Process and Visualize ModSecurity Logs on ELK Stack

Visualize ClamAV Scan Logs on ELK Stack Kibana

In this tutorial, you will learn how to visualize ClamAV scan logs on ELK stack Kibana. ClamAV is an opensource …
install and configure snmp on Linux

Install and Configure SNMP on Debian 10 Buster

This guide will take you through how to install and configure SNMP on Debian 10 Buster for monitoring using either …

NETWORKING

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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 …
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 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 …

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 …
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 …
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, …
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 …
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 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 …
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, …

STORAGE

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Easy way to Install ownCloud Desktop Client on Debian 12

KVM Online Disk Expansion: How to Extend Virtual Disks Without Downtime

How to Reset Ceph Dashboard Admin Password

How to Reduce or Shrink Physical Volume in Linux

How to Deploy Ceph Storage Cluster on Rocky Linux

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

Create LVM Logical Volumes in Linux

Configure and Use Ceph Block Device on Linux Clients

VIRTUALIZATION

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How to Clone a Virtual Machine on VMware ESXi

koromicha

Having trouble with cloning a virtual machine in VMware ESXi? Worry no more. This guide …

Install Ubuntu 20.04 on VirtualBox

koromicha

Follow through this guide to learn how to install Ubuntu 20.04 on VirtualBox. Well, Ubuntu …

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

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

Kifarunix

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

kali linux 2021.3 desktop

Install Kali Linux 2020.3 on VirtualBox

koromicha

In this tutorial, you will learn how to install Kali Linux 2020.3 on VirtualBox. Kali …

how to automate virtual machine installation on VirtualBox

Automate Virtual Machine Installation on VirtualBox

koromicha

In this tutorial, you will learn how to automate virtual machine installation on VirtualBox. Many …

Install VirtualBox 7 on Ubuntu 24.04

Install VirtualBox 7 on Ubuntu 24.04

Kifarunix

In this post, you will learn how to install VirtualBox 7 on Ubuntu 24.04. Installing …

wubuntu

Install Wubuntu Linux on VirtualBox

Kifarunix

Follow through this guide to learn how to install Wubuntu Linux on VirtualBox. According to …

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 …

Easy Way to Extend KVM Virtual Machine Disk Size

Easy Way to Extend KVM Virtual Machine Disk Size

kaptotonindet

This is a simple tutorial on an easy way to extend KVM virtual machine disk …

bullseye 11

Install Debian 11 on VirtualBox

gen_too

Follow through this tutorial to learn how to install Debian 11 on VirtualBox. The Debian …

Install Rocky Linux 9 on VirtualBox

Install Rocky Linux 9 on VirtualBox

In this tutorial, you will learn on how to easily install Rocky Linux 9 on VirtualBox. With Rocky Linux 9 …
Install Ubuntu 21.04 Desktop on VirtualBox

Install Ubuntu 21.04 Desktop on VirtualBox

In this tutorial, you learn how to install Ubuntu 21.04 Desktop on VirtualBox. The latest stable release of Ubuntu, Ubuntu …
shrink KVM virtual machine LVM partitioned disk

Easy Way to Decrease/Shrink KVM Virtual Machine Disk Size

In this tutorial, you will learn an easy way to decrease/shrink KVM virtual machine disk size. In most cases, there …

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