Elite Zero to DevOps DevOps Park Blogs

Interview Bank Question drills Experiences

Programs DevOps Park Blogs Affiliates Hire Engineers

Copyright © 2026 Infrathrone. All rights reserved.

Terms & Conditions Privacy Policy

Linux and networking: 6 interview questions | InfraThrone DevOps Park

Interview Bank/Question drills/Linux

LNX

LinuxDRILL

Linux and networking

Disks, load, file descriptors and the request path, asked in almost every DevOps and SRE loop.

6 questions3 free

Q1, Q2, Q3 and Q6 are free. Unlock the other 2 model answers, and every other drill.

Q1df says the disk is 100% full, but du only finds 40% used. Where did the space go?AmazonThoughtworksFree
Q2curl to an internal service hangs and times out. Debug it layer by layer.GoogleAtlassianSwiggyFree
Q3Load average is 40 on an 8-core box, but CPU usage is 15%. What's going on?MicrosoftFlipkartFree
Q4The service starts throwing "too many open files" under load. What do you check?PhonePeLocked
Q5What happens between typing app.example.com and seeing the page? Give the DevOps version.AmazonMicrosoftLocked
Q6All pods are Running, but the Service returns 503. How do you find the break?AtlassianPostmanFree

Showing 6 of 6