Table 32 Mapping Path Statuses and Required Actions (continued)
Status | Description | Action |
Device check error | An external volume is mapped, but | Check the status of the volume in the |
| you cannot access the volume in the | external storage system and recover the |
| external storage system. | volume if it is not normal. |
|
| Format the volume if it is not formatted. |
Medium error | The volume in the external storage |
| system becomes inaccessible. |
Check the status of the volume in the external storage system and recover the volume if it is not normal.
Format the volume if it is not formatted.
Troubleshooting Volume Discovery
Table 33 (page 130) shows the causes of port discovery failure or volume discovery failure, and actions required to troubleshoot the failure.
Table 33 Causes of Volume Discovery Failure and Required Actions
Cause | Action |
|
|
Remote Web Console is not in the Modify mode. | Change to the Modify mode and retry the operation. |
|
|
Port of the local storage system and port of the external | Connect the external port of the local storage system and |
storage system are not connected. | the port of the external storage system. |
|
|
Cable for the switch is not connected appropriately. Or | Connect the cable to the correct port of the switch. Or |
the port of the switch is blocked. | change the port status of the switch into the normal status. |
|
|
Zoning for the switch is not set appropriately. | Make sure the zone configuration is correct so that the |
| external port of the local storage system can communicate |
| with the port of the external storage system. |
|
|
External storage system is not connected to the port set to | Connect the external storage system to the External port of |
External of the local storage system. | the local storage system. Or change the connected port to |
| External. |
|
|
External volume cannot be used because the used external | Perform one of the following: |
port is in the Internal/External MIX mode. This problem | • Use the external port in the Standard mode. |
occurs when the external volume is not a command device. | |
| • Change the Internal/External MIX mode of the external |
| port to the Standard mode. |
|
|
External volume returned RESERVATION CONFLICT. | Release the reserved state of the external volume. |
|
|
Port security is set on the external storage system. | Cancel the port security setting or change the security of |
| the external storage system so that the local storage system |
| can access the port of the external storage system. |
|
|
No LU is configured on the port of the external storage | Configure an LU on the port of the external storage system. |
system. |
|
|
|
Capacity of the external volume is less than the supported | Perform one of the following: |
capacity of XP External Storage. | • Increase the capacity of the external volume so that the |
| |
| capacity of the external volume is equal to or larger |
| than the capacity supported by XP External Storage. |
| • Use a security function or delete the LU setting from the |
| port of the connected external storage system so that |
| the local storage system cannot recognize the volume |
| with insufficient capacity. |
|
|
130 Troubleshooting