twitter/twemproxy — pull request #214 by mezzatto (2014-04-04 22:17:54+00:00)
Title: New option "auto_eject_drop"

A boolean value that controls if auto ejected hosts should be dropped from the hash ring. If set to false, failing hosts will immediately reply timeout. Defaults to true.

See https://github.com/twitter/twemproxy/issues/213 for more information