
Monitor Docker Swarm Service Metrics using Grafana

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Install Portainer on Debian 11/Debian 10

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

HowTos, Containers, Docker, Kubernetes
Setup Kubernetes Cluster on Ubuntu 22.04/20.04

HowTos, VirtualBox, Virtualization
Install VirtualBox Guest Additions on Kali Linux 2020.3

Security, HowTos
Top Ways To Raise Cybersecurity Awareness In Your Business

Deploy ELK Stack 8 Cluster on Docker using Ansible
In this tutorial, you will learn how to deploy ELK stack 8 Cluster on Docker …

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 …

Configure Filebeat-Elasticsearch Authentication
This tutorial will take you through how you can configure filebeat-elasticsearch authentication. You realize that …
Install Icinga 2 on Debian 10 Buster
In this guide, we are going to learn how to install Icinga 2 on Debian …

How to Upgrade ELK Stack 7.x to ELK Stack 8.x
How to upgrade Elasticsearch 7 to 8? In this guide, you will learn how to …

How to Copy Kibana Dashboard to Another Kibana Space
Is it possible to copy Kibana dashboard to another Kibana Space? Yes, definitely. In this …

How to Easily Enable and Configure Cortex Analyzers
Follow through this tutorial to learn how to enable and configure Cortex Analyzers. Cortex is …

Install Elasticsearch 7.x on Ubuntu 18.04/Debian 9.8
Today we are going to learn how to install Elasticsearch 7.x on Ubuntu 18.04/Debian 9.8. …

Install Fleet Osquery Manager on Rocky Linux
In this tutorial, you will learn how to install Fleet osquery manager on Rocky Linux. …

Install ELK Stack 8 on Debian 12
In this tutorial, you will learn how to install ELK stack 8 on Debian 12 …
Install and Setup Prometheus on Ubuntu 20.04

Monitoring Gitlab Metrics with Prometheus and Grafana

Install Nagios Plugins and NRPE agents on CentOS 7/RHEL 7/Fedora 29

Useful Facts About Setting Up Mobile Rugged Servers

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

Install Wireshark on Ubuntu 22.04

Easy way to Test Internet Speed on Linux Terminal

Install Latest Wireshark on Ubuntu 18.04
Install and Setup OpenVPN Server on Fedora 29/CentOS 7

Connect to WiFi in Linux Using NMCLI command

Analyze PCAP Files using Malcolm Network Traffic Analysis tool

Configure Static IP Addresses using Netplan on Ubuntu

Create Virtual/Secondary IP addresses on an Interface in Linux

Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

Install and use NMCLI tool on Debian Linux

Install KVM on Debian 12
In this tutorial, you will learn how to install KVM on Debian 12. KVM, an …
Install VirtualBox Guest Additions on CentOS 8
In our previous guide, we learnt how to Install CentOS 8 on VirtualBox. However, it …

Deploy HAProxy as a Docker Container
Follow through this tutorial to learn how to deploy HAProxy as a Docker container. HAProxy …
How to Upload ISO File to VMware ESXi Datastore using vSphere Client
Hello there, welcome to this tutorial on how to upload an ISO file to VMware …

Install Genymotion Android Emulator on Ubuntu 20.04
Follow through this guide to learn how to install Genymotion Android emulator on Ubuntu 20.04. …

Install Rocky Linux 8 on VirtualBox
Follow through this tutorial to learn how to install Rocky Linux 8 on VirtualBox. According …

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

Deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04
In this tutorial, you will learn how to deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu …

Shrink KVM Virtual Machine LVM Partitioned Disk
Is it possible to shrink KVM virtual machine LVM partitioned disk? Well, to be honest, …

Install VirtualBox Guest Additions on Rocky Linux 9
Follow through this tutorial to learn how to install VirtualBox guest additions on Rocky Linux …
Install VirtualBox Guest Additions on Ubuntu 18.04

Easily Install Solaris 11.4 on VirtualBox
















