IXCH0245I
The typename primary and alternate couple data sets reside on the same volume.

Explanation

For maximum availability, primary and alternate couple data sets should be allocated to avoid single points of failure.

In the message text:
typename
The type of data contained in the couple data set

System action

The system continues processing.

Operator response

N/A

System programmer response

N/A

Problem determination

N/A

Source

Parallel Sysplex® (XCF)

Module

IXCHCCPL

Routing code

N/A

Descriptor code

N/A

Reference Documentation

For considerations in allocating and managing couple data sets, see "Planning the Couple Data Sets" in z/OS MVS Setting Up a Sysplex.