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MaGe Linux Operations
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MaGe Linux Operations

Founded in 2009, MaGe Education is a top Chinese high‑end IT training brand. Its graduates earn 12K+ RMB salaries, and the school has trained tens of thousands of students. It offers high‑pay courses in Linux cloud operations, Python full‑stack, automation, data analysis, AI, and Go high‑concurrency architecture. Thanks to quality courses and a solid reputation, it has talent partnerships with numerous internet firms.

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Recent Articles

Latest from MaGe Linux Operations

100 recent articles max
MaGe Linux Operations
MaGe Linux Operations
Dec 10, 2025 · Operations

Standardized SRE On‑Call Handbook: Alert Grading, Response Flow, and Handoff Templates

This handbook presents a complete, two‑year‑tested SRE on‑call process that defines alert severity tiers, response requirements, escalation paths, War‑Room roles, handoff schedules, post‑mortem procedures, and provides ready‑to‑use configuration snippets, checklists and templates to reduce MTTR and repeat incidents.

Alert ManagementOn-CallRunbook
0 likes · 26 min read
Standardized SRE On‑Call Handbook: Alert Grading, Response Flow, and Handoff Templates
MaGe Linux Operations
MaGe Linux Operations
Dec 2, 2025 · Fundamentals

Why Your Disk Shows Free Space but Files Won’t Write: Mastering Inodes

The article explains how inode exhaustion on Linux filesystems can cause "No space left on device" errors despite available disk space, details inode structure and allocation, provides step‑by‑step diagnostics, monitoring scripts, best‑practice recommendations, and recovery procedures to prevent and resolve inode‑related issues.

FilesystemLinuxMonitoring
0 likes · 28 min read
Why Your Disk Shows Free Space but Files Won’t Write: Mastering Inodes
MaGe Linux Operations
MaGe Linux Operations
Nov 28, 2025 · Operations

10 Essential Linux Ops Tools Every Engineer Should Master

This article presents a curated list of ten widely used Linux operations tools, detailing each tool's core functions, typical use cases, key advantages, and real‑world examples, while also providing practical shell and Ansible code snippets to help engineers apply them immediately.

AnsibleDockerGrafana
0 likes · 9 min read
10 Essential Linux Ops Tools Every Engineer Should Master
MaGe Linux Operations
MaGe Linux Operations
Nov 25, 2025 · Cloud Native

Helm vs Kustomize: Which Is the Best Practice for Managing Kubernetes Applications?

This guide compares Helm and Kustomize, detailing their design philosophies, key features, suitable scenarios, environment requirements, step‑by‑step installation and deployment procedures, best‑practice recommendations, common pitfalls, troubleshooting tips, CI/CD integration, and monitoring strategies to help teams choose the optimal Kubernetes application management tool.

GitOpsHelmKubernetes
0 likes · 35 min read
Helm vs Kustomize: Which Is the Best Practice for Managing Kubernetes Applications?
MaGe Linux Operations
MaGe Linux Operations
Nov 25, 2025 · Databases

10 Common MySQL Index Failure Scenarios and How to Fix Them

This comprehensive guide explains why MySQL indexes often become ineffective, outlines ten typical failure scenarios with concrete EXPLAIN examples, and provides practical solutions, scripts, best‑practice recommendations, and monitoring techniques to dramatically improve slow‑query performance.

Database PerformanceIndex OptimizationMySQL
0 likes · 35 min read
10 Common MySQL Index Failure Scenarios and How to Fix Them
MaGe Linux Operations
MaGe Linux Operations
Nov 21, 2025 · Databases

How to Diagnose and Fix MySQL CPU Spikes to 100% in Production

This guide walks you through a complete, step‑by‑step process for identifying why MySQL CPU usage jumps to 100%, from initial symptom verification and data‑flow analysis to locating slow queries, killing them, optimizing SQL, adding indexes, and setting up monitoring and alerts to prevent recurrence.

CPUMySQLPerformance
0 likes · 44 min read
How to Diagnose and Fix MySQL CPU Spikes to 100% in Production
MaGe Linux Operations
MaGe Linux Operations
Nov 18, 2025 · Big Data

Zero‑Data‑Loss Kafka Cluster Scaling: Complete Step‑by‑Step Guide

This comprehensive guide explains how to safely expand a Kafka cluster without data loss by covering applicable scenarios, pre‑conditions, anti‑pattern warnings, environment matrices, a detailed checklist, step‑by‑step Linux commands for broker preparation, partition‑rebalancing plan generation, throttled execution, real‑time monitoring, verification, rollback procedures, backup strategies, performance testing, common troubleshooting, FAQs and best‑practice scripts, all illustrated with code snippets and practical examples.

KafkaLinuxPartition Rebalancing
0 likes · 47 min read
Zero‑Data‑Loss Kafka Cluster Scaling: Complete Step‑by‑Step Guide
MaGe Linux Operations
MaGe Linux Operations
Nov 17, 2025 · Operations

Production-Ready Prometheus Alerting: 50+ Core Metrics & Best Practices

This guide details production‑grade Prometheus alerting configurations, covering applicable scenarios, prerequisites, anti‑patterns, environment matrices, step‑by‑step deployment of Node Exporter, Prometheus and Alertmanager, comprehensive rule files, performance testing, troubleshooting, best practices, and ready‑to‑use scripts for backup and health checks.

InfrastructureOpsPrometheus
0 likes · 51 min read
Production-Ready Prometheus Alerting: 50+ Core Metrics & Best Practices