server management Archives

Managing Resource Limits with Cgroups v2 and Systemd Slices on Linux

October 3, 2026

Learn how to partition and protect Linux server resources using modern Cgroups v2 and systemd slices. Control CPU bandwidth, memory ceilings, and disk I/O per service to eliminate noisy neighbors.

Linux

IPMI and ipmitool on Linux: Remote Power Control, Hardware Alerts, and System Recovery

July 16, 2026

IPMI with ipmitool gives you hardware-level remote access to physical servers — power control, sensor monitoring, and console access that works even when SSH is completely gone. This guide covers approach comparison, security setup, and practical recovery workflows from real datacenter experience.

HomeLab

Taming the Power Bill: Optimizing Your HomeLab with Powertop and TLP

May 15, 2026

Slash your HomeLab's electricity bill. This guide covers real-world power optimization using Powertop auto-tuning, TLP configuration, and smart scheduling to reduce idle draw.

Linux

Hướng dẫn cài đặt và sử dụng Cockpit: Quản lý Linux Server tập trung qua giao diện Web

April 23, 2026

Ditch the complex CLI commands for daily monitoring. Learn how to install and secure Cockpit to manage multiple Linux servers through a fast, lightweight web interface.

Security

Linux Incident Response: 6 Months of Battle-Tested Survival Tactics

April 4, 2026

A battle-tested Linux incident response workflow. Learn how to use busybox-static and auditd to detect server breaches and handle high-pressure forensic investigations.

Linux

Immutable Linux: Taming Production Servers with Fedora Silverblue & NixOS

March 22, 2026

Tired of production servers crashing after routine updates or suffering from configuration drift? Immutable Linux distributions like Fedora Silverblue and NixOS offer a powerful solution. This article explains how these innovative approaches provide read-only base systems, transactional updates, and easy rollbacks to bring stability and predictability back to your server management.

Linux

Linux Distro Comparison: Ubuntu vs CentOS vs Debian vs Arch

March 10, 2026

Navigating Linux distributions can be tough, especially when critical deployments are on the line. This guide compares Ubuntu, CentOS, Debian, and Arch, providing clear insights into their strengths and weaknesses. Learn which distro best suits your production servers, development environments, or personal use, complete with practical setup examples and commands.

Linux

How to Troubleshoot ‘Disk Full’ Error and Manage Disk Space on Linux

March 6, 2026

Linux disk full errors can crash your applications instantly. This guide walks through practical commands to diagnose disk usage, recover space fast from logs, Docker, and caches, and set up monitoring to catch problems before they escalate.