Z os resource recovery services let you coordinate synchpoint processing from one address space , provide connectivity to more than one ims db subsystem on the same z os image , and commit or back out changes with a single call Z / os资源恢复服务( rrs )可以让您从一个地址空间协调同步处理过程,并且提供到相同z / os映像上的多个ims db子系统的连接,也可以使用单个调用提交和取消更改。