other experimental solutions, including using 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 failure, and some brokers support HA in way of Primary/Primary or Primary/Replica replication. Fast A single Celery process can process millions of tasks a minute, with sub- millisecond round-trip latency (using RabbitMQ, Redis, Amazon SQS, and more… Concurrency prefork (multiprocessing), Eventlet, gevent solo (single threaded) Result Stores AMQP, Redis Memcached, SQLAlchemy, Django ORM Apache Cassandra, Elasticsearch

other experimental solutions, including using 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 failure, and some brokers support HA in way of Primary/Primary or Primary/Replica replication. Fast A single Celery process can process millions of tasks a minute, with sub- millisecond round-trip latency (using RabbitMQ, Redis, Amazon SQS, and more… Concurrency prefork (multiprocessing), Eventlet, gevent solo (single threaded) Result Stores AMQP, Redis Memcached, SQLAlchemy, Django ORM Apache Cassandra, Elasticsearch

other experimental solutions, including using 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 failure, and some brokers support HA in way of Primary/Primary or Primary/Replica replication. Fast A single Celery process can process millions of tasks a minute, with sub- millisecond round-trip latency (using RabbitMQ, Redis, Amazon SQS, and more… Concurrency prefork (multiprocessing), Eventlet, gevent solo (single threaded) Result Stores AMQP, Redis Memcached, SQLAlchemy, Django ORM Apache Cassandra, Elasticsearch

other experimental solutions, including using 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 failure, and some brokers support HA in way of Primary/Primary or Primary/Replica replication. Fast A single Celery process can process millions of tasks a minute, with sub- millisecond round-trip latency (using RabbitMQ, Redis, Amazon SQS, and more… Concurrency prefork (multiprocessing), Eventlet, gevent solo (single threaded) Result Stores AMQP, Redis Memcached, SQLAlchemy, Django ORM Apache Cassandra, Elasticsearch

other experimental solutions, including using 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 and some brokers support HA in way of Primary/Primary or Primary/Replica replication. • Fast A single Celery process can process millions of tasks a minute, with sub-millisecond round-trip latency (using Documentation, Release 4.1.0 • Concurrency • prefork (multiprocessing), • Eventlet, gevent • solo (single threaded) • Result Stores • AMQP, Redis • Memcached, • SQLAlchemy, Django ORM • Apache Cassandra

other experimental solutions, including using 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 and some brokers support HA in way of Primary/Primary or Primary/Replica replication. • Fast A single Celery process can process millions of tasks a minute, with sub-millisecond round-trip latency (using Documentation, Release 4.0.1 • Concurrency • prefork (multiprocessing), • Eventlet, gevent • solo (single threaded) • Result Stores • AMQP, Redis • Memcached, • SQLAlchemy, Django ORM • Apache Cassandra

other experimental solutions, including using 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 and some brokers support HA in way of Primary/Primary or Primary/Replica replication. • Fast A single Celery process can process millions of tasks a minute, with sub-millisecond round-trip latency (using Documentation, Release 4.0.2 • Concurrency • prefork (multiprocessing), • Eventlet, gevent • solo (single threaded) • Result Stores • AMQP, Redis • Memcached, • SQLAlchemy, Django ORM • Apache Cassandra

other experimental solutions, including using 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 and some brokers support HA in way of Primary/Primary or Primary/Replica replication. • Fast A single Celery process can process millions of tasks a minute, with sub-millisecond round-trip latency (using Documentation, Release 4.0.2 • Concurrency • prefork (multiprocessing), • Eventlet, gevent • solo (single threaded) • Result Stores • AMQP, Redis • Memcached, • SQLAlchemy, Django ORM • Apache Cassandra

other experimental solutions, including using 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 and some brokers support HA in way of Primary/Primary or Primary/Replica replication. • Fast A single Celery process can process millions of tasks a minute, with sub-millisecond round-trip latency (using • Amazon SQS, and more... • Concurrency • prefork (multiprocessing), • Eventlet, gevent • solo (single threaded) • Result Stores • AMQP, Redis 2.2. Getting Started 7 Celery Documentation, Release 4

other experimental solutions, including using 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 and some brokers support HA in way of Primary/Primary or Primary/Replica replication. • Fast A single Celery process can process millions of tasks a minute, with sub-millisecond round-trip latency (using • Amazon SQS, and more... • Concurrency • prefork (multiprocessing), • Eventlet, gevent • solo (single threaded) • Result Stores • AMQP, Redis 2.2. Getting Started 7 Celery Documentation, Release 4