z/OS MVS Programming: Resource Recovery
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Using RRS panels

z/OS MVS Programming: Resource Recovery
SA23-1395-00

RRS provides Interactive System Productivity Facility (ISPF) panels to allow installation people, such as database administrators or system programmers, to work with RRS. In addition, you can:
  • Write a batch job to take a snapshot of the contents of RRS's logs. The ATRBATCH member of SYS1.SAMPLIB contains sample JCL to do this. Refer to the sample JCL for more details.
  • Use the DISPLAY RRS command to display status information about RRS coordinated transactions to the system console and SYSLOG. For a complete description of the DISPLAY RRS command, see z/OS MVS System Commands.
  • Use the ATRQSRV Utility to Query and Update RRS Information from JCL jobs. For a complete description of the ATRQSRV utility, see ATRQSRV utility - query and update RRS information.
When you use the panels, you can view the following information:
  • RRS logs
  • UR information
  • Resource manager information
Through the panels, you can also take the following actions:
  • Determine where a resource manager can restart after a system failure
  • Resolve an in-doubt state for a UR to in-commit or in-backout
  • Remove a resource manager's interest in a UR
  • Delete a resource manager from RRS
  • Unregister a resource manager to clean up the resource manager's involvement with RRS.

Thus, the panels provide a way for you to troubleshoot resource recovery. You might use them, for example, if an application, is hung up and you suspect that resource recovery might be the cause of the problem.

Before you can use the panels, however, you must set up access authorization, allocate the libraries containing the panels, and add the RRS application to the ISPF primary option menu.

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