Containers, HowTos, Kubernetes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

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Kifarunix
HowTos, Monitoring

Installing Linux Dash with Nginx on Ubuntu 18.04 LTS

HowTos

Website Wonders: 6 Insider Tips to Transform Your Business Online

HowTos

Top Managed Hosting Providers That You Need to Check Out

Database, HowTos, MongoDB

Install MongoDB 4 on Fedora 30/29/CentOS 7

Containers

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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 …
Kubernetes Cluster on RHEL 9

Install and Setup Kubernetes Cluster on RHEL 9

Installing and setting up a Kubernetes cluster on RHEL 9 is essential for modern IT environments seeking efficient container orchestration. …
Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

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

In this guide, we’ll walk you through the step-by-step process of how to safely upgrade kubeadm Kubernetes cluster. Upgrading a …
install docker ce

Install Docker on Rocky Linux 8|9

deploy WordPress using Docker compose

Deploy WordPress using Docker Compose

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

Configure OpenShift 4 Image Registry Persistent Storage with ODF

Configure OpenShift 4 Image Registry Persistent Storage with ODF: 2026 Step-by-Step Guide

How to Configure Centralized Logging in OpenShift with LokiStack and ODF

How to Configure Centralized Logging in OpenShift with LokiStack and ODF

Understanding OpenShift Security Context Constraints

Understanding OpenShift Security Context Constraints: The Complete Guide

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

Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

backup and restore kubernetes etcd cluster

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

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

provision Block Storage for Kubernetes on Rook Ceph Cluster

Provision Block Storage for Kubernetes on Rook Ceph Cluster

Enable User Workload Monitoring in OpenShift 4.20

How to Enable User Workload Monitoring in OpenShift 4.20: Let Developers Monitor Their Apps

Security

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Scan a Web Application Using Acunetix Scanner

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

Install reNgine on Ubuntu 20.04|Ubuntu 18.04

Most Popular

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install mongodb
HowTos, Database, MongoDB

Easily Install MongoDB on Ubuntu 24.04

Install MinIO Object Storage Server on RHEL 9
Storage, HowTos

How to Install MinIO on Ubuntu 24.04: A Step-by-Step Guide

Install Monitorix on Ubuntu 20.04
Monitoring, HowTos, Monitorix

How to Install Monitorix on CentOS 8

Install TensorFlow on Linux
HowTos

Install TensorFlow on Rocky Linux

grafana server
Monitoring, Grafana, HowTos

Install Grafana on Rocky Linux 8

install clamav
HowTos, Security

Install ClamAV on Ubuntu 24.04/Ubuntu 22.04

Creating Custom Nessus Scan Policy Templates

Install sysPass Password Manager on Debian 11/Debian 10

Protecting Your Privacy: How VPNs Safeguard Your Online Presence

Install GVM 21.04 on Debian 11/Debian 10

Visualize ClamAV Scan Logs on ELK Stack Kibana

Exploring the World of Residential Proxy Networks

The Benefits & Risks of Using Website Encryption

Install and Setup Security Onion on VirtualBox

Windows Server Security Essentials from Experienced System Administrators

Install TheHive on Ubuntu 22.04/Ubuntu 20.04

Install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux

MONITORING

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Install OSSEC HIDS Agent

Install OSSEC Agent on CentOS 8

koromicha

This guide presents a step-by-step tutorial on how to install OSSEC Agent on CentOS 8. …

Send Alert When ClamAV Finds Infected Files on Linux Systems

Send Alert When ClamAV Finds Infected Files on Linux Systems

gen_too

In this tutorial, you will learn how to send alert when ClamAV finds infected files …

Install Wazuh Agent on pfSense

Install Wazuh Agent on pfSense

gen_too

In this guide, you will learn how to install Wazuh agent on pfSense. pfSense is …

nagios rocky

Install Nagios Plugins on Rocky Linux 8

gen_too

This guide will walk you through how to install Nagios Plugins on Rocky Linux 8. …

Install Elastic Stack 7 on Ubuntu

Install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8

koromicha

This tutorial will guide on how to install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8. …

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

Kifarunix

How can I monitor Docker swarm node metrics? In this tutorial, you will learn how …

Install Apache Kafka on Debian 12

Easy Steps: Install Apache Kafka on Debian 12

Kifarunix

This guide provides a step by step tutorial on how to easily install Apache Kafka …

wazuh vt

Detecting Malicious Files with Wazuh and VirusTotal

gen_too

In this tutorial, you will learn on detecting malicious files with Wazuh and VirusTotal. Wazuh …

Install Osquery on Linux

Install Osquery on Rocky Linux 8

gen_too

In this guide, we are going to learn how to install osquery on Rocky Linux …

Install latest Grafana on Debian 10

Install latest Grafana on Debian 10

koromicha

In this tutorial, you will learn how to install latest Grafana on Debian 10. Grafana is …

zabbix login int 1

Install Zabbix Server from Source on Debian 11

In this guide, we are going to learn how to install Zabbix Server from source on Debian 11. Zabbix is an enterprise …
docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

How to run ELK stack on Docker? In this tutorial, we are going to learn how to deploy a single …
Monitor Changes to Critical Files on Windows Systems using Wazuh and ELK

Monitor Changes to Critical Files on Windows Systems using Wazuh and ELK

In this tutorial, you will learn how to monitor changes to critical files on Windows systems using Wazuh and ELK …

NETWORKING

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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 …
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 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 …
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 …
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 …
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 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 …
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 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 …

STORAGE

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How to Setup Ceph Admin Node in High Availability

Install ownCloud Server on CentOS 8

Setup Software RAID on Ubuntu 20.04

Part 1: Integrate OpenStack with Ceph Storage Cluster

Install ownCloud Desktop Client on Debian 10

Configure and Use Ceph Block Device on Linux Clients

How to Deploy Ceph Storage Cluster on Rocky Linux

How to Install BackupPC on Debian 12

VIRTUALIZATION

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kvm and terraform

Automate Virtual Machine Creation on KVM with Terraform

Kifarunix

In this tutorial, you will learn how to automate Virtual Machine creation on KVM with …

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 fix QEMU/KVM Not Connected Error on Ubuntu 20.04

koromicha

In this tutorial, you will learn how to fix QEMU/KVM Not connected error on Ubuntu …

Upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian

Upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian

koromicha

In this tutorial, you will learn how to upgrade VirtualBox 6.x to VirtualBox 7.x on …

Install VirtualBox Guest Additions on Linux Mint 21

Install VirtualBox Guest Additions on Linux Mint 21

Kifarunix

Follow through this tutorial to learn how you can easily install VirtualBox guest additions on …

kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2020.3

koromicha

In order to set your Kali Linux running on VirtualBox in fullscreen mode, you need …

How to Create And Delete OpenStack Project

How to Create And Delete OpenStack Project

koromicha

In this blog post, we’ll provide a step by step tutorial on how to create …

Install VirtualBox on Debian 11 Desktop

gen_too

In this tutorial, you will learn how to install VirtualBox on Debian 11 desktop version. …

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 …

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

Kifarunix

How can you install Docker desktop on Linux? In this tutorial, you will learn how …

Install VirtualBox Guest Additions on Ubuntu 24.04

Install VirtualBox Guest Additions on Ubuntu 24.04

In this guide, you will learn how to install VirtualBox guest additions on Ubuntu 24.04. If you have installed Ubuntu …
Create and Manage VirtualBox VM Groups

Create and Manage VirtualBox VM Groups

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

How to fix QEMU/KVM Not Connected Error on Ubuntu 20.04

In this tutorial, you will learn how to fix QEMU/KVM Not connected error on Ubuntu 20.04. Maybe you have installed …

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