FULL(4) Linux Programmer s Manual FULL(4)
NAME full - always full device
DESCRIPTION File /dev/full has major device number 1 and minor device number 7.
Writes to the /dev/full device will 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 characters.
Seeks on /dev/full will always succeed.
CONFIGURING 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
SEE ALSO mknod(1), null(4), zero(4)
Linux 1997-08-02 FULL(4)