DevOps Archives - Page 17 of 58 - ITFROMZERO

Monitoring tutorial - IT technology blog

Monitoring Postfix Mail Server: From ‘In the Dark’ to System Mastery with Prometheus

By IT From Zero August 7, 2026

Stop treating your Mail Server like a 'black box'. Here's a detailed guide on using Prometheus and Postfix Exporter for professional monitoring to prevent queue congestion and blacklisting.

Artificial Intelligence tutorial - IT technology blog

Automating Server Recovery: Building a Self-Healing Linux System with Python and GPT-4o

By IT From Zero August 6, 2026

Build a self-healing Linux system with Python and GPT-4o. Automatically analyze logs, diagnose root causes, and execute commands to restore services quickly.

Monitoring

Monitoring Jenkins Pipelines with Prometheus: From ‘Black Box’ to 5-Star Dashboard

By IT From Zero August 6, 2026

Learn how to monitor Jenkins Pipelines professionally with Prometheus and Grafana. This article shares practical experience on metrics configuration, endpoint security, and alert optimization to avoid alert fatigue.

Monitoring

Centralized Windows Server Log Management: Stop Manual Log Checking with Grafana Alloy & Loki

By IT From Zero August 5, 2026

Forget manual log checking. This guide helps you push all Windows Event Logs to Grafana Loki using Alloy for centralized monitoring and instant alerts.

Monitoring

Monitoring Java Apps with Prometheus & Grafana: Don’t Wait for OutOfMemory to Worry

By IT From Zero August 4, 2026

Don't wait for your Java app to crash before finding the cause. A detailed guide on using Prometheus JMX Exporter to professionally monitor Heap, GC, and Threads.

Python

Pro-Level Python Config Management with Dynaconf: From .env Files to Redis/Vault

By IT From Zero August 1, 2026

Python config management has never been easier. Learn how to use Dynaconf for multi-environment management, data security, and professional Redis/Vault integration.

MySQL

High-Speed MySQL Backup & Restore: Reducing Time from 15 Hours to 2 Hours with Mydumper

By IT From Zero August 1, 2026

Large MySQL database running slow with mysqldump? Discover how to use mydumper and myloader for multi-threaded backups, cutting recovery time by up to 80%.

VMware

Goodbye “Click-ops”: Automating VMware vSphere with Terraform

By IT From Zero August 1, 2026

Learn how to automate VMware vSphere virtual machine deployment with Terraform. Move beyond manual tasks toward a professional Infrastructure as Code (IaC) mindset.

Python

Building Modern Terminal UIs (TUI) with Textual: Taking Python Scripts to the Next Level

By IT From Zero July 31, 2026

Transform dull Python scripts into modern Terminal UIs (TUI) featuring CSS support and mouse interaction with the Textual library. A detailed guide from Quick Start to real-world experience.

Database

Redis Insight: The Visual Lifesaver for Debugging and Optimizing Redis from A-Z

By IT From Zero July 30, 2026

Discover how to use Redis Insight to monitor performance, analyze RAM, and visually debug data. The ultimate CLI alternative for developers.