fcron is a
computer program
A computer program is a sequence or set of instructions in a programming language for a computer to execute. Computer programs are one component of software, which also includes documentation and other intangible components.
A computer program ...
with a
GNU General Public License
The GNU General Public License (GNU GPL or simply GPL) is a series of widely used free software licenses that guarantee end users the Four Freedoms (Free software), four freedoms to run, study, share, and modify the software. The license was th ...
(GNU GPL) license that performs periodic command scheduling. It has been developed on Linux and should work on
POSIX
The Portable Operating System Interface (POSIX) is a family of standards specified by the IEEE Computer Society for maintaining compatibility between operating systems. POSIX defines both the system- and user-level application programming interf ...
systems. As with
Anacron
anacron is a computer program that performs periodic command scheduling, which is traditionally done by cron, but without assuming that the system is running continuously. Thus, it can be used to control the execution of daily, weekly, and month ...
, it does not assume that the system is running continuously, and can run in systems that do not run all the time or regularly. It aims to replace
Vixie-cron and
Anacron
anacron is a computer program that performs periodic command scheduling, which is traditionally done by cron, but without assuming that the system is running continuously. Thus, it can be used to control the execution of daily, weekly, and month ...
with a single integrated program, providing many features missing from the original
Cron
The cron command-line utility is a job scheduler on Unix-like operating systems. Users who set up and maintain software environments use cron to schedule jobs (commands or shell scripts), also known as cron jobs, to run periodically at fixed ti ...
daemon.
Some of the supported options permit:
* run jobs one by one
* set the max system load average value under which the job should be run
* set a nice value for a job
* run jobs at fcron's startup if they should have been run during system down time
* mail user to tell them a job has not run and why
* run fcron by scripts
* run several instances of fcron simultaneously
* have fcron exit after it has run the pending jobs
See also
*
Cron
The cron command-line utility is a job scheduler on Unix-like operating systems. Users who set up and maintain software environments use cron to schedule jobs (commands or shell scripts), also known as cron jobs, to run periodically at fixed ti ...
*
List of Unix commands
References
External links
*
{{Unix commands
Unix process- and task-management-related software