The garbage collection approach to

The garbage collection approach to storage reclamation offers several advantages over eager deletion. First, it is
simple and reliable in a large-scale distributed system where component failures are common. Chunk creation may succeed on some chunkservers but not others, leaving replicas that the master does not know exist. Replica deletion messages may be lost, and the master has to remember to resend them across failures, both its own and the chunkserver’s.

Results (English) 2:

垃圾收集的方法来存储回收提供了几个优点过于热切的缺失。首先，它是
简单可靠，在一个大型的分布式系统组件的故障是常见的。创建块可能成功的一些块服务器而不是别人，离开副本的主人不知道存在。副本删除消息可能会丢失，和主要记住重发到失败，自身和块服务器的。