Redis RDB 持久化 实现原理
1. RDB 概念 官方解析 By default Redis saves snapshots of the dataset on disk, in a binary file called dump.rdb. You can configure Redis to have it save the dataset every N seconds if there are at least M changes in the dataset, or you can manually call the SAVE or BGSAVE commands. 本人解析 将内存中数据,以镜