一、简介 在实际生产中,数据的重要性不言而喻,因此考虑到数据的重要性比如单点故障导致后端数据库奔溃,或者后端数据库访问压力过大等,mysql数据库做主从非常有必要,减轻后端数据库压力,主服务器负责读写,从服务器只负责读,这样一来即保证了数据的可靠性,同时提高服务器的高可用。 MySQL主从复制架构如图: MySQL主从复制原理: ma...
Alpine Linux comes with BusyBox. It is described as, “The Swiss Army Knife of Embedded Linux.” BusyBox combines tiny versions of many common UNIX utilities into a single small executable including /bin/sh. By default, bash is not included with BusyBox and Alpine Linux. Alpine Linux附带BusyBox。 它被描述为“嵌入式Lin...