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Telegraf Installation Guide: The ‘Backbone’ of Metrics Collection for InfluxDB

By admin May 2, 2026

A detailed guide on installing and optimizing Telegraf. Collect metrics from Linux and Docker for InfluxDB to build a professional monitoring system.

Network

Configuring GRE and IPIP Tunnels on Linux: Lightweight Site-to-Site Connectivity Without a VPN

By admin April 30, 2026

A guide to configuring GRE and IPIP tunnels on Linux. This article focuses on practical setup, MTU/MSS optimization to prevent packet loss, and persistent configuration.

Python

Python & Netmiko: Rescuing Network Engineers from 3 Hours of Manual Switch Configuration

By admin April 19, 2026

Manual network administration becomes a burden as systems scale. Learn how to use Python and Netmiko to automate bulk Cisco and Juniper device configuration safely.

Docker

Docker Log Management: Prevent Your Disk from Filling Up with Massive Log Files

By admin April 4, 2026

Don't let Docker log files crash your server. Learn how to configure Log Rotation, use log commands efficiently, and deploy centralized log management systems like Loki and ELK.

Linux

Log Rotation on Linux with Logrotate: Rescuing Your Disk Drive in the Middle of the Night

By admin March 10, 2026

As an IT engineer, I've experienced servers crashing at 2 AM due to full log files. This article consolidates hard-earned experience on using Logrotate on Linux, an indispensable tool for automatically managing, rotating, and compressing log files to keep your system stable and efficient.