Original sentence: Without this the proposer could immediately initiate a new round and new agreement number, which can lead to extended periods of thrashing and result in performance degradation
Edited sentence: DConE supports the concept of dynamic group evolution, allowing a distributed system to scale to support new sites and users.New nodes can be added to a distributed system, or existing nodes can be removed without interrupting the operation of the remaining nodes.Without this, after one proposal the proposer could immediately initiate a new round and new agreement number, which can lead to extended periods of thrashing and result in significant performance degradation