System upgrading method and device

The invention discloses a system upgrading method and device. A system upgrading version can be determined through a version management rule; then, determining a target patch according to the system upgrade version; then, if the target patch is downloaded, the downloading step of the target patch is determined through the process management rule, and whether downloading is interrupted or not is judged according to the downloading step; then, if downloading is interrupted, determining a patch version method table through a data management rule; then, according to the patch code and a patch version method table, the running version after downloading interruption is determined, and the patch version method table comprises the corresponding relation between the patch version before upgrading and the patch version after upgrading interruption. 本申请公开了一种系统升级方法及装置，可以通过版本管理规则确定系统升级版本；接着，根据系统升级版本确定目标补丁；再接着，若下载目标补丁，则通过流程管理规则确定目标补丁的下载步骤，根据下载步骤判断下载是否中断；然后，若下载中断，则通过数据管理规则确定补丁版本方法表；再然后，根据补丁代码和补丁版本方法表确定下载中断后的运行版本，其中，补丁版本方法表包