Background Jobs in Rails — Delayed_job

Rails has lots of options for background jobs, the list below is a collection of link that help my choose Delayed Jobs which is a simple and capable enough one.

• Blog post which is a good summary of alternatives — (kind of a survey)
• A related question on StackOverflow
• Blog post about Delayed Job link
• Heroku suggests Delayed Job, so this is the one I am looking for
• and finally this is the Heroku guide for using Delayed Job
• Railcast about Delyaed_job
• Tip&Tricks

If you are interested, we are using Delayed Job for creating our heatmaps for remotespots usability testing site. Heatmap project will probably work as a separate project so that others can also use it for creating heatmaps on top of their images. Stay tuned for the heatmap side project!

Steps for Delayed_job

• Install the plugin from github (from collectiveideas) with

script/plugin install git://github.com/collectiveidea/delayed_job.git

• Create the model

script/generate delayed_job

rake db:migrate

• You can set priority and a certain time for the job to be put on queue.

send_later(:your_method_name, -3, 3.days.from_now)