sleep - Unix, Linux Command
sleep - delay for a specified amount of time
Pause for NUMBER seconds. SUFFIX may be s for seconds (the default),
m for minutes, h for hours or d for days. Unlike most implementations
that require NUMBER be an integer, here NUMBER may be an arbitrary floating
display this help and exit
output version information and exit
Written by Jim Meyering and Paul Eggert.
Report bugs to <email@example.com
Copyright © 2006 Free Software Foundation, Inc.
This is free software. You may redistribute copies of it under the terms of
the GNU General Public License <http://www.gnu.org/licenses/gpl.html
There is NO WARRANTY, to the extent permitted by law.
is maintained as a Texinfo manual. If the
programs are properly installed at your site, the command
info sleep |
should give you access to the complete manual.