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In this proposal, we aim to address this problem by providing the tools to recover from hanging transactions. As a part of this, we want to improve visibility into transactional state. Unlike the group coordinator, there are no APIs currently which let us introspect the state of the transaction coordinator or the producer state associated with each topic partition.  Hence we want to add these APIs so that hanging transactions and any other EOS-related problems can be more easily diagnosed.

Proposed Changes

This proposal provides the tooling support needed to detect, analyze, and safely recover from a hanging transaction. 

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