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Use this MAP to resolve the following problem: Multiple controllers not capable of controlling the same set of devices (SRN nnnn - 9074)
This error relates to adapters connected in a multi-initiator and high availability configuration. To obtain the reason or description for this failure, you must find the formatted error information in the error log. The log also contains information about the attached adapter (Remote Adapter fields).
Display the hardware error log. View the hardware error log as follows:
Find the reason for failure and information for the attached adapter (remote adapter) shown in the error log, and perform the action listed for the reason in the following table.
| Reason for failure | Description | Action | Adapter on which to perform the action |
|---|---|---|---|
| Secondary is unable to find devices found by the primary. | Secondary adapter cannot discover all the devices that the primary has. | Verify the connections to the devices from the
adapter that is logging the error. View the disk array configuration screens to determine the SAS port that has the problem. See SAS fabric identification to verify connections. |
Adapter that logged the error. |
| Secondary found devices not found by the primary. | Secondary adapter has discovered more devices than the primary. After this error is logged, an automatic failover will occur. | Verify the connections to the devices from the
remote adapter as indicated in the error log. View the disk array configuration screens to determine the SAS port that has the problem. See SAS fabric identification to verify connections. |
Remote adapter indicated in the error log. |
| Primary lost contact with disks accessible by secondary. | Link failure from primary adapter to devices. An automatic failover will occur. | Verify the connections to the devices from the
adapter that is logging the error. View the disk array configuration screens to determine the SAS port that has the problem. See SAS fabric identification to verify connections. |
Adapter that logged the error. |
| Other | Not currently defined. | Contact your hardware service provider. |
When the problem is resolved, see the removal and replacement procedures topic for the system unit on which you are working and do the "Verifying the repair" procedure.
