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Multiple schema registry instances do not support https #386
Currently, if multiple schema registry instances are running, and each is configured with https, the master schema registry will not be able to write to the followers.
The current workaround is to configure each schema registry instance with two listeners, where the first listener is
This was referenced
Jul 25, 2016
This caused confusion why in a cluster of 3, occasionally schema registry returning 500 error the first time a new schema was registered, but eventually "worked" (that seemed to be when the client eventually hit the master schema registry node).
I think is important caveat to mention in the document whenever https, SSL, or certificate part is mentioned, that on multi nodes setup, schema registry must have http as the first listener.