Linux df -h Explained | Fix “No Space Left on Device” | DevOps Real Solution
Linux me df -h command production servers me sabse important disk checking tool hai.
Ye OS level par mounted file systems, total space, used, available aur mount points ko human readable format me show karta hai.
Is video me aap seekhenge:
🔹 df -h — Disk usage in GB/MB
🔹 Difference between Size / Used / Avail / Use%
🔹 Why 80% disk = danger zone
🔹 Real DevOps case: log files server ko block kar dete hain
🔹 “No space left on device” error ka solution
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