Gearman Manager for PHP http://github.com/brianlmoon/GearmanManager PHP Requirements: PHP 5.2.? - not sure exact version POSIX extension Process Control extension pecl/gearman or Net_Gearman Some features. * Uses libgearman via pecl/gearman * You can run n workers that do all jobs * You can specify per job a minimum number of workers that should be started that can do that job. All jobs workers are included in this. * A helper process can monitor the worker code for changes. If it sees them, it will signal the parent to restart the children with the new code. * You can HUP the parent any time to reload all the worker functions * Work is finished before shutting down. * Workers can be set to run for only n seconds * it can be daemonized Support: http://groups.google.com/group/gearman