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Get total size of my hard drive in Linux, using the command line, without root permissions?

Fresh5 days ago
Mar 15, 2026111801 views
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Problem

I'm trying to find out the total size of my hard drive using , but it prints the size of each partition and requires . Is there any way to get total size of my hard drive using the command line, without requiring root permission?

Error Output

df -h

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1 Fix

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Fix for: Get total size of my hard drive in Linux, using the command line, without root permissions?

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If you want the size in bytes and only the value e.g. for scripting: -b: Output in bytes. -n: No headings. We only want the pure number value. --output SIZE: Only print the size-column. -d /dev/sdXn: The device which size we want to know. X is e.g. …

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