The storage servers are responsible for piece replica's storage and distribution, and the redundancy provided by a few replicas which improve the system's availability, avoiding single point failure.

存储服务器负责文件分片副本的存储与分发，通过少量的副本冗余即可保证数据的可靠存储，避免了数据的单点故障，提供了极高的可用性。

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