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Apache Pulsar is an open-source distributed pub-sub messaging system

pulsar.apache.org

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Re: Apache Pulsar is an open-source distributed pub-sub messaging system

#9
post #2

How does this compare to Redis Pub-Sub or RabbitMQ?

Very different. Pulsar is primarily a Kafka competitor.

- it is much more performant than RabbitMQ - it's a commit log as well, not just a pub-sub system, ie. it is a good candidate as the storage backend for event sourcing - it supports geodistributed and tiered storage (eg. some data on NVMe drives, some on a coldline storage) - it's persistent, not in-memory (primarily)

.. and so on.

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