Posted inLinux
Slow Linux Boot? Use systemd-analyze to Trace and Optimize Immediately
Don't let your Linux server boot slowly. Learn how to use systemd-analyze to track down bottlenecks and effectively optimize boot time in just a few steps.
Posted inLinux
Say Goodbye to Cron Jobs: Switching to systemd Timers for Superior Task Scheduling
Learn to use systemd Timers for Linux task scheduling as a replacement for Cron Jobs. A detailed guide on configuring auto-retries, centralized logging, and resource limits.
Posted inNetwork
DNS Configuration on Linux: Permanently Fix Settings Being Lost After Reboot
Tired of losing DNS settings in /etc/resolv.conf after every reboot? This guide shows you how to properly configure DNS on Linux using Netplan, nmcli, and systemd-resolved for long-term stability.
Posted inMonitoring
Node Exporter: Collecting Linux System Metrics for Prometheus
Node Exporter is an essential component of the Prometheus stack, responsible for collecting CPU, RAM, disk, and network metrics from Linux systems. This guide walks through installation, collector configuration, and verifying that Node Exporter is working correctly before connecting it to Prometheus.
Posted inLinux
Effective Linux Debugging: A Detailed Guide with journalctl and dmesg
Debugging on Linux is an essential skill. journalctl and dmesg are two powerful tools that help you identify the root cause of any issue, from services to hardware. This article guides you on how to use them effectively.
Posted inDevelopment
Build an Auto-Deploy Webhook: No More SSH at 2 AM
A practical guide to building a Python Flask webhook server that automatically deploys when you push code to GitHub. From writing the script and configuring systemd to connecting with GitHub Webhooks — set it up once, use it forever.
Posted inFedora
Managing Fedora Server Remotely with Cockpit: A Review After 6 Months in Production
Cockpit is a web console built into Fedora Server that lets you manage your system remotely through a browser without needing an SSH client. This article compares Cockpit with pure SSH and Webmin, walks through installation and security hardening, and shares a real-world workflow from 6 months of production use.
Posted inLinux
Managing Processes with systemd on Linux: Practical Tips from the Trenches
systemd is the default process manager on modern Linux. This article shares essential commands, how to create custom services, debug failures, and best practices from real-world server operations.