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df (Unix)
Standard Unix command / From Wikipedia, the free encyclopedia
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df (abbreviation for disk free) is a standard Unix command used to display the amount of available disk space for file systems on which the invoking user has appropriate read access. df is typically implemented using the statfs or statvfs system calls.
Quick Facts Original author(s), Developer(s) ...
![]() Example usage of df | |
Original author(s) | Ken Thompson, Dennis Ritchie (AT&T Bell Laboratories) |
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Developer(s) | Various open-source and commercial developers |
Initial release | 3 November 1971; 52 years ago (1971-11-03) |
Operating system | Unix, Unix-like |
Platform | Cross-platform |
Type | Command |
License | coreutils: GPLv3+ |
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