claw.e52567 <bus ID of the CLAW device>: A data transfer parity error occurred for <network interface name>

Explanation

The Common Link Access to Workstation (CLAW) device driver received a device status word DEV_STAT_UNIT_CHECK and sense code 0x20. This indicates a data parity error. The remote channel adapter or the channel might be faulty.

User response

Ensure that all cables are securely plugged. Restart the remote channel adapter and activate the remote interface. If the problem persists, examine the subchannel trace for further diagnostic information. For information about the sense code see /Documentation/s390/cds.txt in the Linux source tree. Search for 'SNS0' to locate the information.

Severity

Warning