Frequent Cron Save

Overview

frequent-cron is a linux daemon under the MIT License. It is designed to run crons by millisecond in linux. Calls to the script or commands block, meaning that if you have a 500ms frequent-cron and your script runs for 3 minutes, your script will run once every 3 minutes.

Dependencies

• Boost 1.37 (apt-get install libboost-all-dev)
• cmake 2.8.2 (apt-get install cmake)

Installation

• git clone https://github.com/homer6/frequent-cron.git
• cd frequent-cron
• cmake .
• make

Starting the Service (Simple)

• ./frequent-cron --frequency=1000 --command="/usr/local/bin/php /home/ssperandeo/dev/homer6/frequent-cron/test.php"

Stopping the Service (Simple)

• ps aux | grep frequent
• kill 3423

Starting the Service (Using init.d)

• sudo cp init_script.tpl /etc/init.d/frequent_service
• edit "command", "frequency" and "pid-file" (make sure both the "command" and the "pid-file" are absolute paths)
• sudo chmod ugo+x /etc/init.d/frequent_service
• sudo update-rc.d frequent_service defaults (optional; will automatically restart this service on system restart)
• sudo /etc/init.d/frequent_service start

Stopping the Service (Using init.d)

• sudo /etc/init.d/frequent_service stop