...

More how reproduce, research and fix this issue in description of JIRA ticket.

Public Interfaces

New broker server and client property (boolean, default value = true):

...

New boolean property in Kafka Config that forwarded into

• Acceptor

...

• class in core project
• Selector class in clients project

Compatibility, Deprecation, and Migration Plan

...

At this moment all new connection in broker are created with enabled TCP_NODELAY socket option. Because The "true" value is hardcoded since 2011 year. There is no way to change this option outside.