sleep(1)
NAME
sleep − suspend execution for a time
SYNTAX
sleep time
DESCRIPTION
The sleep command suspends execution for time seconds. It is used to execute a command after a certain amount of time as in:
(sleep 105; command)&
or to execute a command every so often, as in:
while true
do
command
sleep 37
done
RESTRICTIONS
The time must be less than 2,147,483,647 seconds.