HowTos, Cloud Compute, OpenStack, Virtualization

How to Create And Delete OpenStack Project

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koromicha
Monitoring, Capacity planning, LPIC-2, LPIC-2 Exam 201-405 Topics and Objectives

How to Measure CPU Usage in Linux

HowTos, OpenStack, Virtualization

How to Configure OpenStack Networks for Internet Access

HowTos, Database, MySQL

Install MySQL 8 on Oracle Linux 9

HowTos

What is AWS Shared Responsibility Model?

Containers

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OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

In this blog post, we’ll cover OpenShift Builds and BuildConfig essentials, providing you with the fundamental knowledge and practical steps …
backup and restore kubernetes etcd cluster

Disaster Recovery in Kubernetes: etcd Backup and Restore with etcdctl and etcdutl

In this blog post, we will dive into Kubernetes disaster recovery strategies, backup and restore etcd, using etcdctl and etcdutl …
Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

This tutorial provides a step-by-step guide on how to install Kubernetes Metrics server on a Kubernetes cluster. Kubernetes Metrics Server …
deploy multinode OpenShift cluster using UPI

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

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

Automate OpenShift Builds with Git Webhooks

How to Automate OpenShift Builds with Git Webhooks: Step-by-Step Guide

monitor docker containers using nagios

How to Monitor Docker Containers using Nagios

Replace OpenShift Self-Signed Ingress and API SSL/TLS Certificates with Lets Encrypt

Replace OpenShift Self-Signed Ingress and API SSL/TLS Certificates with Lets Encrypt

install portainer on Linux

Install Portainer on Debian 11/Debian 10

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

docker hardened images

Why Docker Hardened Images Are a Game-Changer for Software Supply Chain Security

install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

kubernetes secrets

How to Use Secrets in Kubernetes Applications

Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

automate tasks in OpenShift with Kubernetes jobs and cron jobs

Automate Tasks in OpenShift with Kubernetes Jobs and Cron Jobs: A Practical Guide

Install Minikube on Debian 12

Step-by-Step Tutorial: Install Minikube on Debian 12

Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

Security

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Install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux

Install and Setup Velociraptor on Ubuntu 20.04

Install Wazuh Agent on Rocky Linux 8

Most Popular

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Recommended Practices to Encourage Workplace Safety
HowTos

Recommended Practices to Encourage Workplace Safety

Install VirtualBox Guest Additions on Rocky Linux 8
Virtualization, HowTos, VirtualBox

Install VirtualBox Guest Additions on Rocky Linux 8

gradle
HowTos, Automation, Java

Install Gradle on Debian 10/9

no machine
Remote Desktop, HowTos

Install NoMachine on Rocky Linux 8

install clamav
Security, Antivirus, HowTos

How to Install and Use ClamAV Antivirus on Ubuntu 18.04

Configure Nagios Availability Monitoring on AlienVault
HowTos, AlienVault, Monitoring, Nagios

Configure Availability Monitoring on AlienVault USM/OSSIM using Nagios

Ship System Logs to ELK Stack using Elastic Agents

How to Integrate TheHive with MISP

Configure SSH Local Port Forwarding in Linux

Enforce Password Complexity Policy On CentOS 7/RHEL Derivatives

Connect to OpenVPN using Network Manager on CentOS 8/Ubuntu 18.04

How to Reset Ceph Dashboard Admin Password

How to Set Up Your Own Proxy

How to Configure NTP Server on pfSense

Cybersecurity In The Home: 3 Steps Households Can Take

6 Little-Known Things You Can Do With a VPN

How to Set System Wide Proxy in Ubuntu 18.04

MONITORING

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Install and Setup TIG Stack on Ubuntu 20.04

gen_too

In this tutorial, we are going to learn how to install and setup TIG Stack …

Install Wazuh SIEM Server on RHEL 9/RHEL 10

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

Kifarunix

In this tutorial, you will learn how to install Wazuh SIEM server on RHEL 9/RHEL …

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 …

Configure Nagios Availability Monitoring on AlienVault

Configure Availability Monitoring on AlienVault USM/OSSIM using Nagios

koromicha

In this guide, we are going to learn how to configure availability Monitoring on AlienVault …

install icinga2/icingaweb2

Install Icinga 2 and Icinga Web 2 on Ubuntu 20.04

koromicha

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

install and configure snmp on Linux

Install and Configure SNMP on Rocky Linux 8/9

koromicha

Follow through this tutorial to learn how to install and configure SNMP on Rocky Linux …

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 …

Install Prometheus on Ubuntu 18.04

koromicha

In this guide, we are going to learn how to install Prometheus on Ubuntu 18.04. …

Install and Configure Prometheus on Debian 9

koromicha

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

Install Latest Grafana on CentOS 8

koromicha

In this guide, we are going to learn how to install latest Grafana on CentOS …

Install MISP on Ubuntu 22.04/Ubuntu 20.04

Install MISP on Ubuntu 24.04/Ubuntu 22.04/Ubuntu 20.04

In this tutorial, you will learn how to install MISP on Ubuntu 24.04/Ubuntu 22.04/Ubuntu 20.04. MISP, an acronym for Malware …
Install Wazuh Manager with ELK on Debian

Install and Setup Wazuh Server in CentOS 8/Fedora 32

In this tutorial, you will learn how to install and setup Wazuh server in CentOS 8/Fedora 32. Wazuh is an …
Install and Configure Wazuh Manager

Install and Configure Wazuh Manager on Ubuntu 22.04

In this tutorial, you will learn how to install and configure Wazuh Manager on Ubuntu 22.04. According to the documentation, …

NETWORKING

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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 …
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, …
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, …
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 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 …
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 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 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 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 …
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 …

STORAGE

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Install ownCloud Desktop Client on Ubuntu 20.04

Configure ownCloud OpenLDAP Authentication

Extend OpenShift CoreOS /sysroot Root Filesystem

How to Reduce or Shrink Physical Volume in Linux

Setup Software RAID on Ubuntu 20.04

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

Install ownCloud Desktop Client on Debian 10

Install and setup GlusterFS on Ubuntu 22.04/Ubuntu 20.04

VIRTUALIZATION

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Install KVM on Oracle Linux

Install KVM on Oracle Linux

koromicha

In this tutorial, you will learn how to install KVM on Oracle Linux. KVM, an …

Install Ubuntu 21.04 Desktop on VirtualBox

Install Ubuntu 21.04 Desktop on VirtualBox

koromicha

In this tutorial, you learn how to install Ubuntu 21.04 Desktop on VirtualBox. The latest …

Install VirtualBox Guest Additions on Debian 10 Buster

koromicha

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

Create and Upload Custom Linux Image into OpenStack

Create and Upload Custom Linux Image into OpenStack

koromicha

In this tutorial, you will learn how to create and upload custom Linux image into …

Easily Access Shared Folder on Linux VirtualBox VM

Easily Access Shared Folder on Linux VirtualBox VM

koromicha

In this tutorial, you will learn how to setup and easily access shared folder on …

Install Fedora 30 Workstation on VirtualBox

koromicha

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

Install VirtualBox Guest Additions on Oracle Linux 9

Install VirtualBox Guest Additions on Oracle Linux 9

koromicha

Follow through this tutorial to learn how to install VirtualBox guest additions on Oracle Linux …

Creating KVM Virtual Machines with Kickstart: A Step-by-Step Guide

Creating KVM Virtual Machines with Kickstart: A Step-by-Step Guide

Kifarunix

In this tutorial, we will walk you through the steps of creating KVM virtual machines …

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 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 VirtualBox Guest Additions on Ubuntu 18.04

In this guide, we are going to learn how to install VirtualBox Guest Additions on Ubuntu 18.04 VM. Oracle VM …
Install VirtualBox Guest Additions on Ubuntu 21.04

Install VirtualBox Guest Additions on Ubuntu 21.04

If you have installed Ubuntu 21.04 on VirtualBox, you realize that it is not in fullscreen. In this guide, you …
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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