...

At the same time any improvements to TcpDiscoverySpi should not affect single-DC installations (no additional complexity or overhead is added for an existing use-cases).

Other components' improvements

The following list of components is not exhaustive, other components may be added to the list later.

Risks and Assumptions

Current approach to this IEP introduces components' mostly internal logic modifications, no public API changes or breaking binary compatibility are needed. Protocols stay the same as well with some internal tweaks and possibly some refactoring.

...