Hi dev, When subscribe to multi-partitioned topic and set user-defined partitioned retry and dlq topic in deadLetterPolicy,the producer instances are multipled by partitions, In order to reduce the resource usage at both client and server side, I start discussing PIP-308 <https://github.com/apache/pulsar/pull/21392 >. Hopes for discuss.
Ref: • PIP-308: https://github.com/apache/pulsar/pull/21392
