This page describes some limitations with using the local development server
dev_appserver) to test push queues in your application. In most
respects, you set up your queues and tasks just as you would to run them in the
App Engine production environment, but there are some differences:
- The development server doesn't respect the
bucket-sizeattributes of your queues. As a result, tasks are executed as close to their ETA as possible. Setting a rate of
0doesn't prevent tasks from being executed automatically.
- The development server doesn't preserve queue state across restarts.
To prevent push tasks from running in the development server at all, use the following JVM flag when you start the server: