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A method called childConsumerIsAlive() will be introduced which returns a boolean value indicating if the secondary thread created has started or not. If true, then the thread is alive. This allows the user to check if a second thread is running.

Please note that the intension for this section of the KIP is only to given an overview of  what will be done. Please take a look at the Design section below to get a better idea of how this mode operates.

Design

Here is the current design of a consumer and what happens when it recovers from a crash:

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