Simple scripts for random time sleep, useful for cron.
Files: s for seconds, m for minutes, h for hours and d for days.
Sleep for up to 10 minutes after each full hour and execute some command
crontab -e
SR=/path/to/sleep-rand
0 * * * * . $SR/m 10 && some_command >> some_command.log 2>&1
The source files are distributed under the Public Domain, unless otherwise noted.