Linux Interview Question: 99% CPU Usage on Server | Real-Time Debug Guide in 60 Seconds
🎯 Linux Interview Question You Must Know!
What if your Linux server suddenly spikes to 99% CPU usage? Here's how to diagnose and fix it in real time — explained step-by-step in under 60 seconds!
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🛠️ What You’ll Learn in This Short:
How to check CPU usage with top or htop
List top CPU-consuming processes using ps aux --sort=-%cpu | head
Debug what a process is doing with strace -p PID
Kill a stuck or runaway process with kill -9 PID
Pro-level tips for real-time Linux troubleshooting
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🧠 Perfect For:
DevOps engineers
Linux system administrators
Interview preparation
On-call troubleshooting scenarios