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Re-discover co-ord - In this state, the consumer does not stop consumption but tries to re-discover the co-ordinator. 

Resurrect - In this state, the consumer loses socket connection to co-ordinator and it tries to resend a heartbeat to resurrect itself since the co-ordinator breaks it's socket connection. This is to save the roundtrip to rediscover the co-ordinator when the co-ordinator marks a slow consumer dead. 

Stopped consumption - In this state, the consumer stops consumption and commits offsets, until it joins the group again

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