Explanation
The system detected a permanent error on a single
path on a device with multiple paths. The system completed the request
on an alternate path to the device.
- dev
- The device number.
- chp
- The channel path identifier (CHPID).
- sense
- The sense byte information.
- yyyy
- The device and channel status at time of error.
- zz
- The IOSCOD (completion code) for the IOS request.
System action
The system varies the path offline.
Operator response
Do the following:
- Isolate the failing control unit. Contact hardware support to
repair it.
- If only one unit remains, transfer critical applications to back-up.
- Identify and recover failing tasks.
Source
Module
Routing code
Descriptor code