Using Redis Redis is also feature-complete, but power failures or abrupt termination may result in data loss. • Using SQLAlchemy • Using the Django Database Using a database as a message queue is not they’re not used – Avoid launching synchronous subtasks • Performance and Strategies – Granularity – Data locality – State – Database transactions • Example – blog/models.py – blog/views.py – blog/tasks processing other waiting tasks. However, executing a task does have overhead. A message needs to be sent, data may not be local, etc. So if the tasks are too fine-grained the additional overhead may not be worth

SQLite for local development. Celery can run on a single machine, on multiple machines, or even across data centers. 6 Chapter 2. Contents Celery Documentation, Release 3.1.25 Get Started If this is the http://www.rabbitmq.com/download.html Redis Redis is also feature-complete, but is more susceptible to data loss in the event of abrupt termination or power failures. Detailed information about using Redis: for different workers too, e.g: $ celery multi start 10 -A proj -l info -Q:1-3 images,video -Q:4,5 data \ -Q default -L:4,5 debug For more examples see the multi module in the API reference. About the

SQLite for local development. Celery can run on a single machine, on multiple machines, or even across data centers. Get Started If this is the first time you’re trying to use Celery, or you are new to Celery com/download.html Redis Redis [http://redis.io/] is also feature-complete, but is more susceptible to data loss in the event of abrupt termination or power failures. Detailed information about using Redis: for different workers too, e.g: $ celery multi start 10 -A proj -l info -Q:1-3 images,video -Q:4,5 data \ -Q default -L:4,5 debug For more examples see the multi module in the API reference. About

SQLite for local development. Celery can run on a single machine, on multiple machines, or even across data centers. Get Started If this is the first time you’re trying to use Celery, or if you haven’t kept http://www.rabbitmq.com/download.html Redis Redis is also feature-complete, but is more susceptible to data loss in the event of abrupt termination or power failures. Detailed information about using Redis: different workers too, for example: $ celery multi start 10 -A proj -l info -Q:1-3 images,video -Q:4,5 data \ -Q default -L:4,5 debug For more examples see the multi module in the API reference. About the

SQLite for local development. Celery can run on a single machine, on multiple machines, or even across data centers. Get Started If this is the first time you’re trying to use Celery, or if you haven’t kept com/download.html Redis Redis [https://redis.io/] is also feature-complete, but is more susceptible to data loss in the event of abrupt termination or power failures. Detailed information about using Redis: different workers too, for example: $ celery multi start 10 -A proj -l info -Q:1-3 images,video -Q:4,5 data \ -Q default -L:4,5 debug For more examples see the multi module in the API reference. About

SQLite for local development. Celery can run on a single machine, on multiple machines, or even across data centers. 6 Chapter 2. Contents Celery Documentation, Release 4.0.0 Get Started If this is the http://www.rabbitmq.com/download.html Redis Redis is also feature-complete, but is more susceptible to data loss in the event of abrupt termination or power failures. Detailed information about using Redis: different workers too, for example: $ celery multi start 10 -A proj -l info -Q:1-3 images,video -Q:4,5 data \ -Q default -L:4,5 debug For more examples see the multi module in the API reference. About the

SQLite for local development. Celery can run on a single machine, on multiple machines, or even across data centers. Get Started If this is the first time you’re trying to use Celery, or if you haven’t kept com/download.html Redis Redis [http://redis.io/] is also feature-complete, but is more susceptible to data loss in the event of abrupt termination or power failures. Detailed information about using Redis: different workers too, for example: $ celery multi start 10 -A proj -l info -Q:1-3 images,video -Q:4,5 data \ -Q default -L:4,5 debug For more examples see the multi module in the API reference. About

SQLite for local development. Celery can run on a single machine, on multiple machines, or even across data centers. Get Started If this is the first time you’re trying to use Celery, or if you haven’t kept com/download.html Redis Redis [http://redis.io/] is also feature-complete, but is more susceptible to data loss in the event of abrupt termination or power failures. Detailed information about using Redis: different workers too, for example: $ celery multi start 10 -A proj -l info -Q:1-3 images,video -Q:4,5 data \ -Q default -L:4,5 debug For more examples see the multi module in the API reference. About

SQLite for local development. Celery can run on a single machine, on multiple machines, or even across data centers. Get Started If this is the first time you’re trying to use Celery, or if you haven’t kept http://www.rabbitmq.com/download.html Redis Redis is also feature-complete, but is more susceptible to data loss in the event of abrupt termination or power failures. Detailed information about using Redis: different workers too, for example: $ celery multi start 10 -A proj -l info -Q:1-3 images,video -Q:4,5 data \ -Q default -L:4,5 debug For more examples see the multi module in the API reference. About the

SQLite for local development. Celery can run on a single machine, on multiple machines, or even across data centers. 6 Chapter 2. Contents Celery Documentation, Release 4.0.0 Get Started If this is the http://www.rabbitmq.com/download.html Redis Redis is also feature-complete, but is more susceptible to data loss in the event of abrupt termination or power failures. Detailed information about using Redis: different workers too, for example: $ celery multi start 10 -A proj -l info -Q:1-3 images,video -Q:4,5 data \ -Q default -L:4,5 debug For more examples see the multi module in the API reference. About the