If the file /etc/nologin exists, login(1) will allow access only to
root. Other users will be shown the contents of this file and their
logins will be refused.
This page is part of release 3.35 of the Linux man-pages project. A
description of the project, and information about reporting bugs, can
be found at http://man7.org/linux/man-pages/.
Linux 1992-12-29 NOLOGIN(5)
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