Conflicts: lib/delayed/job.rb spec/database.rb spec/job_spec.rb
…dicated workers to high priority task This is useful when you need to DJ a lot of tasks that need to be run quickly such as things that affect the UI like image transformations. Dedicate some workers to high priority jobs only when you have a lot of long running low priority tasks that could otherwise clog all the workers.
…ve lock to the same job
…g multiple job runners on the same machine or across your server farm. This requires two new columns in the job table: locked_by and locked_until