Mar 3 · 11 min read · Log Management Tools: ELK Stack, Loki, and Cloud Alternatives Logs are the most expensive part of most observability stacks. Not because the tools are expensive (though they can be), but because logs are verbose by nature. Every HTTP request, every d...
Join discussionFeb 18 · 3 min read · Modern web applications are powerful — but most of the time, they operate like a black box. Users interact with your system.Data gets updated.Admins make changes.Background processes run continuously. But when something goes wrong, you’re left asking...
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Jan 27 · 14 min read · Welcome back! 👋 Day 73 of the 100 Days Cloud DevOps Challenge, and today we're setting up automated log collection with Jenkins! This is CI/CD automation - using Jenkins to periodically collect and centralize server logs for troubleshooting. Let's a...
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Oct 12, 2025 · 8 min read · Introduction This article is part of the LAB | Cybersecurity series. Ubuntu & Windows are used as log sources, with Graylog Sidecar for centralized configuration/management of agents, and Filebeat / NXLog as the log shippers. Filebeat compensates for...
Join discussionOct 12, 2025 · 5 min read · 前言 本篇為 資安LAB系列。Ubuntu & Windows為日誌來源，搭配Graylog Sidecar設定與管理 agent，並實做透過Filebeat、NXLog來傳送日誌，Filebeat補足Syslog的不足，NXLog補足Window無法直接傳送Log的缺點 介紹 Graylog Sidecar Sidecar 不是用來「收日誌」的工具，而是安裝在各台來源主機上的代理管理。 從 Graylog 伺服器拉取並套用你在 UI 裡定義好的收集設定 (Collector Configur...
Join discussionSep 12, 2025 · 3 min read · Hello guys, In modern application logging is more than just debugging. It’s critical for monitoring, analytics, security auditing, and incident response. When systems scale, handling millions of log events per second becomes challenging. Today, we’ll...
Join discussionJul 20, 2025 · 2 min read · Welcome to Day 14 of my 100 Days of DevOps journey!Today I explored log management and log rotation — an essential DevOps skill for system stability, debugging, auditing, and monitoring. 📂 What Are Logs in Linux? Logs are system-generated messages ...
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May 12, 2025 · 6 min read · It’s Friday afternoon, and your dashboards look great. Charts are green. CPU usage is stable. Database query times are within your SLA. You’re feeling great and ready for the weekend. But little do you know, there’s a significant issue being overlook...
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Mar 5, 2025 · 6 min read · Introduction Log files are the silent sentinels of our systems—recording events, errors, and activities that are crucial for troubleshooting, security auditing, and compliance. Yet, they present a unique challenge: they're essential to keep, but they...
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