Improving z/OS Application Availability by Managing Planned Outages

z/OS enhancements: Resource Recovery Services

This chapter provides information about enhancements in z/OS RRS since z/OS 1.8 that help you avoid or postpone a planned outage of z/OS or one of the components of z/OS.

This chapter includes the following sections:

•RRS internal restart

•Clean RRS shutdown option

•Ability to dynamically turn on and off RRS archive log

6.1 RRS internal restart

Enhancements have been made to the Resource Recovery Services (RRS) internal restart.

6.1.1 The issue

Because of its sysplex nature and scope, some problems ...