Hus/ams/wms, Svs200, Troubleshooting port and volume discovery problems – HP XP P9500 Storage User Manual

Page 60: Hus/ams/wms svs200, Troubleshooting port and

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HUS/AMS/WMS

Description and corrective actions

Path Status

External device setting
changed

LU paths settings may have been changed by LUN Manager. Either change the settings
back to the values used when the volume was mapped, or perform the Delete LU and then
Add LU operations using External Storage.

The volume’s access attribute may have been changed by Data Retention. If the volume is
protected by the access attribute, release the protection.

Illegal request or

If the volume is a pair volume, it may be protected because of the pair status. If this is the
case, change the pair status or delete the pair.

Response error

The volume’s access attribute may have been changed by Data Retention. If the volume is
protected by the access attribute, release the protection.

Cannot detect port

There is a problem with connection to the external storage system. The possible causes are:

- Make sure the fibre cable is connected correctly.

- The setting of the topology may not match between the external port and the target port.
Make sure that the Fibre Channel ports are set properly using LUN Manager.

- If the external storage system is connected through switches, make sure that the switch
settings are correct.

The host group LUN security may have been enabled by LUN Manager. If so, disable it.

SVS200

Description and corrective actions

Path Status

External device setting
changed

LU paths settings may have been changed by LUN Management. Either change the settings
back to the values used when the volume was mapped, or perform the Delete LU and then
Add LU operations using External Storage.

The volume’s access attribute may have been changed by LUN Security HP Extension. If
the volume is protected by the access attribute, release the protection.

Illegal request or

If the volume is a pair volume, it may be protected because of the pair status. If this is the
case, change the pair status or delete the pair.

Response error

The volume’s access attribute may have been changed by LUN Security HP Extension. If
the volume is protected by the access attribute, release the protection.

Cannot detect port

There is a problem with connection to the external storage system. The possible causes are:

- Make sure the fibre cable is connected correctly.

- The setting of the topology may not match between the external port and the target port.
Make sure that the Fibre Channel ports are set properly using LUN Management.

- If the external storage system is connected through switches, make sure that the switch
settings are correct.

LUN security may have been enabled by LUN Management. If so, disable it.

Troubleshooting port and volume discovery problems

The following table shows corrective actions you can take for port and volume discovery problems.

Corrective action

Problem

Connect the External port of the local system and the external system
port.

The port on the local storage system and port on
the external system are not connected.

Connect the cable to the correct port on the switch. Or change the
port status to the normal status.

The cable for the switch is not connected
correctly, or the switch’s port is blocked.

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