Disk Usage in Linux
From the Linux Essential Commands cheat sheet · System Information · verified Jul 2026
Disk Usage
Check disk space and directory sizes
bash
# Disk space by filesystem
df -h
# Directory sizes
du -h directory/
du -sh directory/ # Summary only
du -h --max-depth=1 # One level deep
# Largest files/dirs
du -ah | sort -rh | head -20✅ df -h shows available space on all mounted filesystems
💡 du -sh gives total size of a directory
🔍 -h makes sizes human-readable (GB, MB, KB)
diskstoragespace
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