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237 posts
Essential Database Maintenance: Backing Up MariaDB and MongoDB
Protect Your Application s Most Valuable Asset: Your Data Running a database is only half the battle; you must also have a strategy for backing it up. The Ubun
The Core Terraform Workflow: Init, Plan, and Apply
A Safe and Predictable Way to Manage Infrastructure Terraform s power lies in its safe and predictable workflow, which is broken down into three main commands.
Beyond KVM: An Introduction to Vagrant for Reproducible Environments
Share and Collaborate with Portable Virtual Machines While KVM is excellent for managing local VMs, what if you need to share a specific development environment
Setting Up Your Ubuntu Workstation: Essential Tools for Productivity
Equip Ubuntu for Your Daily Tasks Ubuntu is a powerhouse for professional work, and the Ubuntu System Administration Guide walks through setting up the essent
How to Configure a WireGuard VPN Server and Client
A Practical Guide to Your First WireGuard Tunnel The Ubuntu System Administration Guide provides a clear, practical example of how to set up a secure tunnel b
Encrypt Your DNS: A Simple Step to Boost Your Online Privacy
Stop Your ISP from Seeing Every Site You Visit When you type a website address like google.com , your computer sends a DNS request to translate that name into
Monitoring a Fleet of Servers with a Containerized Client
Extend Your Monitoring to Multiple Hosts Once you have a central monitoring server, how do you collect metrics and logs from other servers? The Ubuntu System A
Deploying a WordPress Site on Your Custom Kubernetes Cluster
A Real-World Application Deployment from Scratch Putting all the pieces together, the Ubuntu System Administration Guide provides a complete, from-scratch gui
CI/CD Pipeline Step 2: Deploying to Kubernetes with Terraform
Automating Your Kubernetes Deployments with Infrastructure as Code With a versioned Docker image in your registry, the next step is to deploy it. The Ubuntu Sy
Optimizing Web Server Performance: KeepAlive and Compression
Speed Up Your Website with Simple Configuration Tweaks A fast-loading website is crucial for a good user experience. The Ubuntu System Administration Guide hi
Protect Your Server from Brute-Force Attacks with Fail2ban
An Essential First Line of Defense Any server connected to the internet will inevitably be targeted by automated bots trying to guess SSH passwords. The Ubuntu
Cloning Your Servers: How to Easily Duplicate VMs in KVM
Create New Servers in Seconds, Not Hours A key advantage of virtualization, as explained in the Ubuntu System Administration Guide , is the ability to create n