full(4) Kernel Interfaces Manual full(4)
NAME
full - always full device
CONFIGURATION
If your system does not have /dev/full created already, it can be cre-
ated with the following commands:
mknod -m 666 /dev/full c 1 7
chown root:root /dev/full
DESCRIPTION
The file /dev/full has major device number 1 and minor device number 7.
Writes to the /dev/full device fail with an ENOSPC error. This can be
used to test how a program handles disk-full errors.
Reads from the /dev/full device will return \0 characters.
Seeks on /dev/full will always succeed.
FILES
/dev/full
SEE ALSO
mknod(1), null(4), zero(4)
Linux man-pages 6.9.1 2024-06-15 full(4)
Generated by dwww version 1.16 on Tue Dec 16 04:02:56 CET 2025.