Posted inLinux
Linux ACL: How to Set ‘Ultra-Detailed’ Permissions for Each User (Replacing chmod 777)
Forget chmod 777! Learn how to use Linux ACLs for 'surgical' user and group permissions, solving permission issues in real-world projects.
Posted inSecurity
Turning Linux into a Database: Querying and Security Monitoring with osquery
Stop struggling with Bash scripts. Learn how to use osquery to query the Linux operating system using SQL, making security monitoring and infrastructure management 10x more efficient.
Posted inUbuntu
Forgot Your Ubuntu Password? How to Reset via GRUB & Recovery Mode in 5 Minutes
Forgetting your Ubuntu password is no longer a disaster. Here is a detailed guide on 2 ways to reset your password via GRUB and Recovery Mode, helping you regain control of your server in under 5 minutes.
Posted inMonitoring
Simplify Linux Server Monitoring with Glances Web Dashboard
Forget complex terminal commands. Glances provides a comprehensive Linux monitoring dashboard right in your browser. Fast, lightweight, and highly intuitive.
Posted inVirtualization
Deploying oVirt: An Enterprise KVM Management Solution to Replace VMware vSphere
A detailed guide on deploying oVirt 4.5 as a VMware vSphere alternative for enterprises. Real-world insights on installing Hosted Engine and configuring Storage and Network on KVM.
Posted inUbuntu
Deep Cleaning Ubuntu: Purge Junk, Old Kernels, and Free Up GBs of Space
A detailed guide on deep cleaning Ubuntu: remove orphaned packages, purge old kernels, and limit system logs to quickly reclaim GBs of space for your VPS.
Posted inUbuntu
Speed Up Ubuntu Disk Cleanup with ncdu and duf: Replacing Outdated Commands
Forget the old df and du commands. Learn how to use ncdu and duf for intuitive Ubuntu disk management, finding and deleting large files on your VPS in seconds.
Posted inVMware
Storage Management on VMware ESXi: Don’t Wait for the “Red Disk” Warning to Panic
A practical guide to expanding Datastores and Virtual Disks in VMware ESXi. Expert tips on Thin/Thick Provisioning and essential LVM resizing commands on Linux.
Posted inLinux
Direnv: The ‘Lifesaver’ for Automating Per-Project Environment Variables on Linux
Manually managing environment variables on Linux often leads to data mix-ups between projects. Learn how to use direnv to automatically load and unload configurations as you switch directories.
Posted inMonitoring
Professional Grafana Dashboard Design: Mastering Panels, Variables, and Annotations
Learn practical Grafana Dashboard design from real-world operations. A detailed guide on using dynamic variables, visual panels, and annotations for fast troubleshooting.