HowTos, WordPress

Install WordPress with Nginx and MySQL 8 on CentOS 8

BY
koromicha
HowTos, Cloud Compute, OpenStack

Add Compute Nodes into OpenStack using Kolla-Ansible

Containers, HowTos, Kubernetes

How to Install etcdctl on Kubernetes Cluster

HowTos, Database

Install pgAdmin 4 on Debian 12

HowTos, Apache, Guacamole, Remote Desktop, Web Servers

How to Install Apache Guacamole on Ubuntu 24.04

Containers

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How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

In this blog post, I will walk you through how to implement multi-tenancy on OpenShift using project templates, ResourceQuotas, and …
deploy AWX on Kubernetes cluster using AWX Operator

Working Guide: Deploy AWX on Kubernetes Cluster with AWX Operator

In this guide, you will learn how to easily deploy AWX on Kubernetes cluster using AWX Operator. AWX is an …
Deploying CloudBees CI on OpenShift: Architecture, Installation, Security, and Production Best Practices

Deploying CloudBees CI on OpenShift: Architecture, Installation, Security, and Production Best Practices

This guide provides working steps on deploying CloudBees CI on OpenShift. My first CloudBees CI deployment on OpenShift looked successful …
Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

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

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

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

role-based access control in kubernetes

Introduction to Role-Based Access Control (RBAC) in Kubernetes

docker hardened images

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

Setup Portainer with SSL Certificates

Setup Portainer with SSL Certificates

Automate OpenShift Builds with Git Webhooks

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

install portainer on Linux

Install Portainer on Rocky Linux

install docker ce

Install and Use Docker CE on CentOS 8

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

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

Install Fedora CoreOS on KVM Using an ISO File

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

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

Install Kubernetes Dashboard on Ubuntu

Easy Way to Install Kubernetes Dashboard on Ubuntu 22.04/20.04

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

nagios docker

Deploy Nagios as a Docker Container

Security

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VPNs are your Must Have Privacy Tool

Tips For Choosing The Right Antivirus Software

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

Most Popular

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Install DokuWiki on CentOS/Rocky Linux
HowTos

Install DokuWiki on Rocky Linux

register and patch RHEL hosts using Satellite
HowTos, Red Hat Satellite

How to Register and Patch RHEL Hosts using Satellite Server

How to Rename KVM Virtual Machine with virsh command
Virtualization, HowTos, KVM

How to Rename KVM Virtual Machine with virsh command

Antivirus, Security

How to Install Sophos AntiVirus on Ubuntu 18.04

Create Virtual/Secondary IP addresses on an Interface in Linux
Networking, HowTos, Netplan

Create Virtual/Secondary IP addresses on an Interface in Linux

install ntp client on Linux
HowTos, chrony, NTP

Setup NTP Client using Chrony on Rocky/Oracle Linux

Install and Configure Squid Proxy on Fedora 29/Fedora 28/CentOS 7

Install and Configure AIDE on Ubuntu 20.04

Integrate sysPass with OpenLDAP for Authentication

How to Install and Setup Tailscale VPN on Debian 12

Install and Enroll Elastic Agents to Fleet Manager in Linux

Install and Setup DVWA on Rocky Linux 8

Install and Setup Lynis Security Auditing tool on CentOS 8

Configure APT Proxy on Debian 10 Buster

Encrypt Drives with LUKS in Linux

Deploy WordPress using Docker Compose

Process ModSecurity Logs using Wazuh

Install WireGuard VPN Client Ubuntu 24.04

MONITORING

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kibana

Install ELK Stack on Rocky Linux 8

gen_too

Welcome to our demo on how to install ELK Stack on Rocky Linux 8. ELK is the …

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

Kifarunix

Follow through this guide to learn how to deploy ELK Stack 8 cluster on Docker …

Install Telegraf on Fedora 30/Fedora 29

koromicha

In this guide, we are going to learn how to install Telegraf on Fedora 30/Fedora …

Installing Linux Dash with Nginx on Ubuntu 18.04 LTS

koromicha

This guides presents a simple way installing Linux Dash with Nginx on Ubuntu 18.04 LTS. …

Delete Specific Records from Elasticsearch Index

Delete Specific Records from Elasticsearch Index

koromicha

This is a simple tutorial on how to search and delete specific records from Elasticsearch …

Process and Visualize ModSecurity Logs on ELK Stack

Process and Visualize ModSecurity Logs on ELK Stack

gen_too

In this tutorial, you will learn how to process and visualize ModSecurity Logs on ELK …

gitlab

Monitoring Gitlab Metrics with Prometheus and Grafana

koromicha

In this tutorial, we will learn about monitoring Gitlab metrics with Prometheus and Grafana. Grafana …

Install and Configure Prometheus on CentOS 8

koromicha

Welcome to our guide on how to install and configure Prometheus on CentOS 8. Prometheus …

kibana

Install ELK Stack on Debian 11

koromicha

Welcome to our guide on how to install ELK Stack on Debian 11. ELK, currently known …

install sensu agent ubuntu/debian

Install Sensu Agent on Rocky Linux

koromicha

This guide will take you through how to install Sensu agent on Rocky Linux systems. …

Install Grafana on Debian 12

How to Install Grafana on Ubuntu 24.04

In this guide, we will provide step-by-step instructions on how to install Grafana on Ubuntu 24.04. Grafana is a powerful …
easily install cacti on Ubuntu 2.04

Easily Install and Setup Cacti on Ubuntu 20.04

In this tutorial, you will learn how to easily install and setup Cacti on Ubuntu 20.04. Cacti is a complete …
Install Sysdig system visibility tool on Ubuntu

Install Sysdig System Visibility Tool on Ubuntu 22.04

This tutorial will take you through how to install Sysdig system visibility tool on Ubuntu 22.04. Sysdig is a simple …

NETWORKING

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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 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 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 …
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 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 …
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 …
Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Securing OpenShift networking with network policies is one of the most critical steps in moving from a flat, permissive cluster …

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 …
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 …
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 …
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 …

STORAGE

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Setup Replicated GlusterFS Volume on Ubuntu

Install and Configure NFS Server on Rocky Linux 8

How to Install Duplicati Backup Client on Ubuntu 22.04

Install and Setup BackupPC Server on Ubuntu 20.04

Install and Configure BackupPC on CentOS 8

Install ownCloud Desktop Client on Ubuntu 20.04

Easy way to Install ownCloud Desktop Client on Debian 12

VIRTUALIZATION

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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 …

Install OPNsense on VirtualBox

How to Install OPNsense on VirtualBox

koromicha

In this tutorial, we are going to learn how to install OPNsense on VirtualBox. OPNsense …

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 …

Create and Manage VirtualBox VM Groups

Create and Manage VirtualBox VM Groups

koromicha

In this tutorial, you will learn how to create and manage VirtualBox vm groups. In …

shrink KVM virtual machine LVM partitioned disk

Shrink KVM Virtual Machine LVM Partitioned Disk

Kifarunix

Is it possible to shrink KVM virtual machine LVM partitioned disk? Well, to be honest, …

How to Install FreeBSD 12 on VirtualBox

koromicha

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

How to Rename KVM Virtual Machine with virsh command

How to Rename KVM Virtual Machine with virsh command

koromicha

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

How to Upload ISO File to VMware ESXi Datastore using vSphere Client

koromicha

Hello there, welcome to this tutorial on how to upload an ISO file to VMware …

Upgrade Ubuntu 18.04 to Ubuntu 20.04

koromicha

Well, Ubuntu 20.04, codenamed Focal Fossa is now available for testing with official version being …

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 …

How to Install FreeBSD 12 on VirtualBox

Hello there, welcome to our guide on how to install FreeBSD 12 on VirtualBox. FreeBSD can run well in a …
virtualbox ubuntu 20.04

Install Latest VirtualBox on Ubuntu 20.04

In this tutorial, you will learn how to install latest VirtualBox on Ubuntu 20.04. As of this writing, VirtualBox 6.1 …

Upgrade Ubuntu 18.04 to Ubuntu 20.04

Well, Ubuntu 20.04, codenamed Focal Fossa is now available for testing with official version being likely to be released on …

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