System and method for adjusting membership of a data replication group

摘要: A system that implements a data storage service may store on behalf of clients. The maintain in multiple replicas partitions are stored respective computing nodes the system. master replica for group increment membership version indicator group, and propagate metadata (including indicator) indicating change to other members group. Propagating include sending log record containing be appended their logs. Once becomes durable, it committed. attempting become determine another has observed more recent version, which case logs synchronized or snipped, attempt abandoned.