Jan 15 · 1 min read · https://youtu.be/NDIqu7WcpXo Kirsten Poon is an AI analyst who works with businesses to build and manage smart technology systems. She focuses on using artificial intelligence in simple and practical ways to solve real problems. In this video, Kirs...
Join discussionJan 12 · 3 min read · Kirsten Poon is an experienced artificial intelligence analyst who works closely with businesses to improve how systems operate and perform. She focuses on practical AI solutions that help organizations monitor, manage, and scale their systems with c...
Join discussionOct 21, 2025 · 7 min read · Recently, I got a chance to read BPF Performance Tools to brush up on my Linux skills. During my exploration, I came across some common CPU tools used for troubleshooting performance issues. I decided to create a runbook a practical guide that I (or ...
Join discussionOct 9, 2025 · 3 min read · 📝 Quick Summary: System Informer is a free, powerful tool for monitoring system resources, debugging software, and detecting malware on Windows. It provides a detailed overview of system activity, allowing users to track resource usage, identify pro...
Join discussionAug 22, 2025 · 3 min read · 分類：Spark 航行日誌 / 系統監控基礎 前言 啟航前，船長一定會檢查引擎狀態與油箱油量。對我們做 Spark 和大數據分析的人來說，啟航前的檢查，就是先了解 CPU 與記憶體 的情況，確保運算全速前進時，不會中途熄火。 這篇文章會用 htop 這個工具，帶你看懂 CPU、記憶體與系統負載的狀態，並用「廚房模式」的生活化比喻，讓你一眼就能判斷機器的健康度。 什麼是 htop？ htop 是 Linux 下的互動式系統監控工具，比傳統的 top 更直觀： 顏色化顯示 CPU / 記憶體使用...
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Jun 27, 2025 · 10 min read · 📅 Day 1: Kernel Tweaks and SELinux Madness Begins Week 4 began with the kind of deep, under-the-hood Linux stuff that makes you feel like you're really learning systems. 🧠 I started with tweaking kernel runtime parameters using sysctl. It amazed me...
Join discussionApr 16, 2025 · 6 min read · Introduction Monitoring is a critical part of running reliable systems, but setting it up correctly can feel overwhelming—especially when working with multiple tools. In this hands-on lab, we walk through the complete process of building a production...
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Mar 26, 2025 · 1 min read · 1. free free command - already covered in Disk Usage and Management. 2.uptime - System Uptime and Load Displays how long the system has been running along with the number of active users and system load averages. uptime Load average values show CPU...
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Mar 5, 2025 · 3 min read · 📝 Quick Summary: Zentral is an Event Hub designed to collect, process, and monitor system events, correlating them with an asset inventory. It facilitates comprehensive event management and provides insights into system behavior through event-inven...
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