...

• This is a pure broker upgrade which should be transparent to the client users. Impact should be minimum.
• No compatibility issue identified.

Rejected Alternatives

Jason proposed another approach to monitor the TCP connection. As he described, "During the initial JoinGroup, we can detect failed members when the TCP connection fails. This is difficult at the moment because we do not have a mechanism to propagate disconnects from the network layer. A potential option is to treat the disconnect as just another type of request and pass it to the handlers through the request queue." It is still under discussion and we believe that KIP-394 is a more intuitive solution.N/A