Universal Volume Manager GUI reference
This appendix describes Device Manager - Storage Navigator windows, dialog boxes, and fields related to Universal Volume Manager.
External Storage window
Use this window to view external storage systems.
You can perform these operations from the window:
- Mapping an external volume
- Editing mapping policies for external volumes
- Disconnecting an external path
- Reconnecting an external path
Information areas in this window:
Displays summary information for external storage.
Item |
Description |
Number of External Storage Systems |
Number of external storage systems in which mapped external volumes reside. |
Number of External Paths |
Number of external paths. |
Number of iSCSI Paths |
Number of iSCSI paths of the local storage system set for connection to external storage systems. |
Number of External Volumes |
Number of mapped external volumes. |
External Volume Capacity |
Total capacity of mapped external volumes. |
Displays the external storage systems in which mapped external volumes reside.

Item |
Description |
Vendor / Model / Serial Number |
Identifying information for the selected external storage system. When the link is clicked, more information for the system is shown. |
Status |
Any of the following statuses can display for the external system.
|
Number of External Path Groups |
Number of external path groups in the external system. |
Add External Volumes |
When clicked, launches the Add External Volumes window. |
Disconnect External Storage Systems |
When clicked, launches the Disconnect External Storage Systems window. |
Reconnect External Storage Systems |
When clicked, launches the Reconnect External Storage Systems window. |
Edit Policies* |
When clicked, launches the Edit Policies window. |
Export* |
When clicked, allows you to save table information to a file. |
Notes: * Appears when you click More Actions. |
Displays the paths connecting mapped external volumes in the external system to your storage system.

Item |
Description |
Port ID |
Displays the external port of the local storage system. |
Type |
Displays the port type.
|
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the information about the target port of the external storage system.
|
Vendor / Model / Serial Number |
Identifying information for the external system. |
Status |
Status of external paths.
|
QDepth |
Number of Read/Write commands that can be queued to the external volume. 8 is set by default. When Load Balance Mode is Extended Round-robin and the I/Os issued to the external volume are sequential, the number of Read/Write commands that can be queued at one time is the total of the QDepth values of all the external paths. |
I/O Timeout(sec.) |
Number of seconds that should pass before I/O to the external volume times out. 15 seconds is the default. |
Blocked Path Monitoring (sec.) |
Time that will elapse from the time that a path goes down to the time when the external volume is blocked. 10 seconds is the default. |
Disconnect External Paths |
When clicked, launches the Disconnect External Paths window. |
Reconnect External Paths |
When clicked, launches the Reconnect External Paths window. |
Edit External WWNs |
When clicked, launches the Edit External WWNs window. |
Edit External iSCSI Targets2 |
When clicked, launches the Edit External iSCSI Targets window. |
Edit Policies2 |
When clicked, launches the Edit Policies window. |
Export2 |
When clicked, allows you to save table information to a file. |
|

Item |
Description |
Add iSCSI Paths button |
Displays Add iSCSI Paths window. |
Edit iSCSI Targets button |
Displays Edit iSCSI Targets window. |
Delete iSCSI Paths button |
Displays Delete iSCSI Paths window. |
Test Login iSCSI Target* |
Executes login test for the iSCSI target. |
Export* |
Displays the window to save table information to a file. |
Local |
Displays the local storage system port information.
|
Remote |
Displays the remote storage system port information.
|
Used |
Displays whether volume is mapped as an external volume.
|
Notes: * Appears when you click More Actions. |
Selected external storage system window
Use this window to view information about the selected external storage system.
You can perform these operations from the window:
- Mapping an external volume
- Adding an external path to an existing path group
- Changing external path priority
- Removing or replacing an external path
- External volume policy settings and functions
- Export table information to a file.

Displays summary information about the selected external storage.
Item |
Description |
Status |
Status of external storage systems.
|
Vendor / Model / Serial Number |
Identifying information for the external system. |
Number of External Path Groups |
Number of external path groups in the external system. |
Number of External Volumes |
Number of mapped external volumes. |
External Volume Capacity |
Total capacity of mapped external volumes. |
Displays the external path groups in which external paths are grouped.
Item |
Description |
External Path Group ID |
Name of the external path group. When the link is clicked, the list of the group's external paths displays. |
Status |
Status of external path groups.
|
Type |
Displays the port type.
|
Top Priority Path |
Displays the external path that has the highest priority.
|
Number of External Paths |
Number of external paths in the path group. |
Number of External Volumes |
Number of external volumes using the external path group. |
Add External Volumes |
When clicked, launches the Add External Volumes window. |
Edit External Path Configuration |
When clicked, launches the Edit External Path Configuration window. |
Edit Policies |
When clicked, launches the Edit Policies window. |
Export |
When clicked, allows you to save table information to a file. |
Notes: * Does not appear by default. To display the item, change the settings in the Column Settings window. |
Selected external path group window
Use this window to view the mapped external volumes using the external path, and view the external paths in the path group.
You can perform these operations from the window.
- Mapping an external volume
- Edit Cache Mode and Inflow Control settings for individual mapped volumes (see Editing mapping policies for external volumes ).
- View path status and external LUN information (see the Status description in the External Storage Systems tab section).
- Deleting an external volume mapping
- Disconnecting a single mapped volume
- Reconnecting a single mapped volume
- Changing the MP unit of an external volume
- External volume policy settings and functions
- Export table information to a file (see the Export button description in the External Storage Systems tab section).
Displays summary information about the selected external path group.
Item |
Description |
Status |
Status of path groups.
|
Vendor / Model / Serial Number |
Identifying information for the external system. |
Number of External Paths |
Number of external paths in the external path group. |
Number of External Volumes |
Number of mapped external volumes using the external path group. |
External Volume Capacity |
Total capacity of mapped external volumes using the path group. |
Displays the external volumes mapped to your storage system using the selected path group.

Item |
Description |
Parity Group ID |
Displays parity group numbers for the mapped external volumes. When the link is clicked, a list of LDEVs in the mapped volume and parity group displays. When the link is clicked, a list of LDEVs in the mapped volume and parity group displays. |
Status |
Status of the external volume.
|
Top LDEV ID |
External volume's top LDEV ID. |
Top LDEV Name |
External volume's top LDEV name. |
Device Name |
Product ID of Standard Inquiry. This is the name defined by the standard body that controls SCSI. This name varies according to the storage system vendor. For example, for some enterprise storage systems, this field displays the emulation type. |
Number of LDEVs |
Number of LDEVs created in the external volume. |
Capacity |
Capacity of the external volume. |
Volume Properties |
Identification number of the external volume. The value is used by UVM to identify the LUN across multiple paths. The value is provided by the external system and might reflect internal numbering. |
Device ID |
Identification number of the external volume. |
Drive Info |
Information about the external volume's drive type. SATA displays when the external volume is a SATA drive of the following storage systems:
SSD displays when the external volume is the SSD of the following storage systems:
|
MP Unit ID |
ID of the MP unit allocated to the external volume. |
Path Mode |
Path mode for the external volume's external path.
See External paths for more information. |
Path Mode on Profile1 |
Displays the path mode on the profile information of the external storage system.
|
ALUA Settable1 |
Displays whether ALUA can be set as the Path Mode in the external storage system.
|
ALUA Permitted1 |
Displays whether ALUA can be set as the Path Mode in the local storage system.
|
Load Balance Mode |
Displays I/O load balance system for external storage system.
|
Cache Mode |
Write data from the host to the external system is propagated synchronously (Disable) or asynchronously (Enable). When nondisruptive migration is specified as the Attribute, the cache modes are displayed.
While cache mode operations are in progress, status is reported for cache mode changes.
|
Inflow Control |
Write operation to cache memory is limited (Enable) or continued (Disable) when the write operation to the external volume cannot be performed. |
Attribute |
Displays the attribute of the parity group.
|
Data Direct Mapped LDEV1 |
Displays the LDEV ID of the mapped DP-VOL.
When clicked, launches the LDEV Properties window. |
Add External Volumes |
Displays the Add External Volumes window. |
Edit External Volumes |
Displays the Edit External Volumes window. |
View External LUN Properties |
View external system LUN information for the external volume, as well as external and mapping path information in the Displays the View External LUN Properties window. |
Delete External Volumes2 |
When clicked, launches the Delete External Volumes window. |
Disconnect External Volumes2 |
When clicked, launches the Disconnect External Volumes window. |
Reconnect External Volumes2 |
When clicked, launches the Reconnect External Volumes window. |
Assign MP Unit 2 |
When clicked, launches the Assign MP Unit window. |
Edit Policies2 |
When clicked, launches the Edit Policies window. |
Export2 |
When clicked, allows you to save table information to a file. |
Notes:
|
Displays the external paths within the selected path group.

Item |
Description |
Priority |
Priority of external paths. |
Port ID |
Displays the external port of the local storage system. |
Type |
Displays the port type.
|
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the information about the target port of the external storage system.
|
Status |
Status of external paths.
|
QDepth |
Number of Read/Write commands that can be queued to the external volume. 8 is set by default. When Load Balance Mode is Extended Round-robin and the I/Os issued to the external volume are sequential, the number of Read/Write commands that can be queued at one time is the total of the QDepth values of all the external paths. |
I/O Timeout(sec.) |
Number of seconds that should pass before I/O to the external volume times out. 15 seconds is the default. |
Blocked Path Monitoring (sec.) |
Time that will elapse from the time that a path goes down to the time when the external volume is blocked. 10 seconds is the default. |
Edit External Path Configuration |
When clicked, launches the Edit External Path Configuration window. |
Edit Policies |
When clicked, launches the Edit Policies window. |
Export |
When clicked, allows you to save table information to a file. |
Notes: * Does not appear by default. To display the item, change the settings in the Column Settings window. |
Add External Volumes wizard
Use this wizard to connect external volumes to your storage systems.
See Mapping an external volume for instructions.
Each window in the wizard is identified below the wizard title. The windows are:
- Select External Path Group window
- Add External Volumes window
- Add External Volumes confirmation window
Select External Path Group window
Part of the Add External Volumes wizard, use this window to select and set parameters for an external path group.

Item |
Description |
By New External Path Group |
Option for setting up a new external path group. |
Create External Path Group |
When clicked, launches the Create External Path Group window. |
External Path Group ID |
Number to identify the new external path group. Blank by default. Specify a value in the following range: 0 to 63,231. |
By Existing External Path Group |
Option for using an existing external path group. |
Item |
Description |
External Path Group ID |
Name of the external path group. |
Type |
Displays the port type.
|
External Path (Highest Priority) |
Displays the external path that has the highest priority.
|
Vendor / Model / Serial Number |
Identifying information for the external system. |
Number of Paths |
Number of external paths in the path group. |
Notes: * Does not appear by default. To display the item, change the settings in the Column Settings window. |
Add External Volumes window
Part of the Add External Volumes wizard, use this window to display discovered external volumes and to make related selections.

Item |
Description |
LUN ID(Highest Priority) |
The external LUN with the highest priority. "?" indicates that an external volume is not found. In this case, confirm the connection with the external system, and then perform the operation again. |
Device Name |
Name of the storage system reported to the host by the external volume. The displayed name differs by vendor. For some enterprise storagesystems, this field displays emulation type. |
Capacity |
External volume capacity. |
Volume Properties |
Identification number of the external volume. The value is used by UVM to identify the LUN across multiple paths. The value is provided by the external system and might reflect internal numbering. |
Device ID |
Identification number of the external volume. |
Drive Info |
Information about the external volume's drive type. SATA displays when the external volume is a SATA drive of following storage systems.
SSD displays when the external volume is the SSD of following storage systems.
|
Path Mode |
Displays operation mode of the external path.
|
ALUA Settable |
Displays whether ALUA can be set as the Path Mode in the external storage system.
|
Discovery Result |
Displays one of the following:
When clicked, the link displays the Discovery Result Detail window with details of the search. |
Initial Parity Group ID |
An external volume group number and sequence number. Values range from 1 - 1 (default) to 16384 - 4096. |
Data Direct Mapping |
Specify whether to enable the Data Direct Mapping attribute.
|
Allow Simultaneous Creation of LDEVs |
LDEVs are automatically created in the external volume when Yes is selected. If No is selected, you must create LDEVs manually. By default, the value set in the Edit Policies window is set. If Enable is specified for Data Direct Mapping, Yes is selected automatically. |
Use External Storage System Configuration |
If Yes is specified in “Allow Simultaneous Creation of LDEVs”, the external volume's configuration for the LDEVs is used when Yes is selected. If No is selected, you must configure LDEVs manually. By default, Yes is selected. If Enable is specified for Data Direct Mapping, Yes is selected automatically. |
LDEV Name |
Requires a prefix character and initial number, 32 characters maximum (including the initial number). Numbering rule for Initial Number:
|
Options |
Optional default settings for the external volume. Options can be affected by values entered in previous fields. |
Initial LDEV ID |
The storage system searches from this number in ascending order and allocates the next available LDEV ID to the external volume. |
LDKC |
LDKC number. 00 can be set for the value. |
CU |
CU number. Possible values for each model:
Default is 00. |
DEV |
LDEV identifier. Value between 00 and FF can be set. Default is 00. |
Interval |
Interval between the LDEV IDs can be selected. The specified interval will be kept and the LDEV ID will be set to each LDEV in external volume. From 0 (default) to 255. |
View LDEV IDs |
Shows used, available, and disabled LDEV IDs. |
Number of LDEVs per External Volume |
Maximum number of LDEVs to be created in the external volume when the volume is mapped. Depends on base emulation type and the capacity of the external volume. If Enable is specified for Data Direct Mapping, 1 is selected automatically. |
Cache Partition |
CLPR for accessing the external volume. The range can be from CLPR0 to CLPR31. The default is the value set in the Edit Policies window. See External volume policy settings and functions for more information. |
Cache Mode |
See Cache use and external storage performance for more information. |
Inflow Control |
See External volume policy settings and functions for more information. |
Use ALUA as Path Mode |
Select whether ALUA is used as the Path Mode. The default is Enable if ALUA mode can be set as the Path Mode. Otherwise, the default is Disable.
|
Load Balance Mode |
Select I/O load balance system for external storage system.
The default is the value set in the Edit Policies window. If the product name of an external storage system is displayed as (generic), Depends on the selected external volume(s) is used by default. This item cannot be selected when the path mode of the external volume is Single or Disable is selected for Use ALUA as Path Mode. |
MP Unit ID |
MP unit ID for the external volume.
|
Add |
When clicked, moves selected volumes to the Selected External Volumes list. |
Displays selected external volumes.

Item |
Description |
LUN ID(Highest Priority) |
External volume's LUN with the highest priority. |
Device Name |
Name of the storage system reported to the host by the external volume. The displayed name differs by vendor. For some enterprise storage systems, this field displays emulation type. |
Volume Properties |
Identification number of the external volume. The value is used by UVM to identify the LUN across multiple paths. The value is provided by the external system and might reflect internal numbering. |
Device ID |
External volume's identification number. |
Drive Info |
Information about the external volume's drive type. SATA displays when the external volume is a SATA drive of following storage systems.
SSD displays when the external volume is the SSD of following storage systems.
|
Parity Group ID |
Parity group numbers. |
Top LDEV ID |
External volume's top LDEV ID. |
Top LDEV Name |
External volume's top LDEV name. |
Number of LDEVs |
External volume's number of LDEVs. |
Capacity |
External volume's capacity. |
CLPR |
CLPR used for accessing to the mapped external volume. |
Cache Mode |
See Cache use and external storage performance for more information. |
Inflow Control |
See External volume policy settings and functions for more information. |
Path Mode |
Displays operation mode of the external path.
|
ALUA Permitted |
Displays whether ALUA can be set as the Path Mode in the local storage system.
|
Load Balance Mode |
Displays I/O load balance system for external storage system.
|
MP Unit ID |
ID of the MP unit of the external volume. |
Attribute |
Attribute of the external volume. |
Change Settings |
When clicked, the Change Setting dialog box opens. |
Remove |
When clicked, removes external volumes from the Selected External Volumes table. |
Path Detail* |
When clicked, the External LUN Properties window opens and you can review the path details of the selected external volume. |
LDEV Detail* |
When clicked, the External LDEV Properties window opens and you can review the details of the LDEV to be created from the selected external volume. |
Notes: * Appears when you click More Actions. |
Add External Volumes confirmation window

Item |
Description |
Task Name |
Identifies the operation within the system when Apply is clicked. Allows you to track the status of the operation. |
External Path Group ID |
Name of the external path group. |
Vendor / Model / Serial Number |
Identifying information for the external system. |
Priority |
Priority of external paths. |
Port ID |
Displays the external port of the local storage system. |
Type |
Displays the port type.
|
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the information about the target port of the external storage system.
|
LUN ID(Highest Priority) |
The LUN which is connected to the external path with the highest priority. |
Device Name |
Name of the storage system reported to the host by the external volume. The displayed name differs by vendor. For some enterprise storage systems, this field displays emulation type. |
Volume Properties |
Identification number of the external volume. The value is used by UVM to identify the LUN across multiple paths. The value is provided by the external system and might reflect internal numbering. |
Device ID |
Identification number of the external volume. |
Drive Info |
Information about the external volume's drive type. SATA displays when the external volume is a SATA drive of following storage systems.
SSD displays when the external volume is the SSD of following storage systems.
|
Parity Group ID |
Parity group numbers. |
Top LDEV ID |
External volume's top LDEV ID. |
Top LDEV Name |
External volume's top LDEV name. |
Number of LDEVs |
External volume's number of LDEVs. |
Capacity |
External volume capacity. |
CLPR |
CLPR used for accessing to the mapped external volume. |
Cache Mode |
See Cache use and external storage performance for more information. |
Inflow Control |
See External volume policy settings and functions for more information. |
Path Mode |
Displays operation mode of the external path.
|
ALUA Permitted |
Displays whether ALUA can be set as the Path Mode in the local storage system.
|
Load Balance Mode |
Displays I/O load balance system for external storage system.
|
MP Unit ID |
IDs of the external volume's MP unit. |
Attribute |
External volume's attribute. |
LDEV Detail |
Displays the External LDEV Properties window and you can review the details of the selected external volume. |
Edit Policies window
Use this window to change settings for mapped external volumes.

Item |
Description |
Allow Simultaneous Creation of LDEVs |
If Yes is specified, LDEVs are automatically created in the external volume. If No is selected, you must create LDEVs manually. |
Use External Storage System Configuration |
If Yes is specified in "Allow Simultaneous Creation of LDEVs", the external volume's configuration for the LDEVs is used when Yes is selected. If No is selected, you must configure LDEVs manually. |
Number of LDEVs per External Volume |
Number of LDEVs to be created in the local system when the volume is mapped. Depends on the capacity of the external volume . |
Cache Partition |
CLPR for accessing the external volume. |
Cache Mode |
See Cache use and external storage performance for more information. |
Inflow Control |
|
Load Balance Mode |
Select I/O load balance system for external storage system.
The default is Normal Round-robin. |
MP Unit ID |
MP unit ID for the external volume.
|
Edit External Volumes wizard
Use this wizard to change settings for a mapped external volume.
The windows in the wizard are:
Edit External Volumes window

Item |
Description |
Cache Mode |
See Cache use and external storage performance for more information. |
Inflow Control |
|
Use ALUA as Path Mode |
Select whether ALUA is used as the Path Mode.
The value that is set for the selected external volume is used as the default. If two or more external volumes with different values are selected, the item is placed in non-selected status. If the ALUA mode cannot be set for the selected external volume, Enable cannot be selected. |
Load Balance Mode |
Select I/O load balance system for external storage system.
The value that is set for the selected external volume is used as the default. If two or more external volumes with different values are selected, the item is placed in non-selected status. |
Edit External Volumes confirmation window

Item |
Description |
Parity Group ID |
Displays parity group numbers. |
Top LDEV ID |
External volume's top LDEV ID. |
Top LDEV Name |
External volume's top LDEV name. |
Cache Mode |
When nondisruptive migration is specified as the Attribute, the cache modes are displayed.
While cache mode operations are in progress, status is reported for cache mode changes.
See Cache use and external storage performance for more information. |
Inflow Control |
|
Path Mode |
Displays the external path of the external volume.
|
ALUA Permitted |
Displays whether ALUA can be set as the Path Mode in the local storage system.
|
Load Balance Mode |
Displays I/O load balance system for external storage system.
|
Edit External Path Configuration wizard
Use this wizard to add and remove external paths to a path group, and to raise and lower path priority.
See Adding an external path to an existing path group for instructions.
The windows in the wizard are:
Edit External Path Configuration window

Only the external paths that are connected with the port assigned to the user are displayed.
Item |
Description |
External Path Group ID |
Name of the external path group. |
External Paths |
External path information. |
Discover External Target Ports |
When clicked, opens the Discover External Target Ports window, which lists available external ports. |
External Storage System |
The external system selected (greyed out). If no system was selected, allows you to select the system from a list. |
Available External Paths | |
Port ID |
Displays the external port of the local storage system. |
Type |
Displays the port type.
|
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the information about the target port of the external storage system.
|
Add |
When clicked, moves the selected paths to the Selected External Paths list. |
Remove |
When clicked, removes the selected paths from the Selected External Paths. |

Item |
Description |
Priority |
Priority of external paths. |
Port ID |
Displays the external port of the local storage system. |
Type |
Displays the port type.
|
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the information about the target port of the external storage system.
|
Raise Priority |
Raise the priority of the selected external path. |
Lower Priority |
Lower the priority of the selected external path. |
Edit External Path Configuration confirmation window

Item |
Description |
Task Name |
Identifies the operation within the system when Apply is clicked. Allows you to track the status of the operation. |
External Path Group ID |
Displays the name of the external path group. |
Vendor / Model / Serial Number |
Identifying information for the external system. |
Priority |
Priority of external paths. |
Port ID |
Displays the external port of the local storage system. |
Type |
Displays the port type.
|
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the information about the target port of the external storage system.
|
Edit External WWNs wizard
Use this wizard to change the external system's WWN port setting.
See Changing the port settings of an external storage system for instructions.
The windows in the wizard are:
Edit External WWNs window

Item |
Description |
QDepth |
Number of Read/Write commands that can be queued to the external volume. The numbers 2 through 128 can be entered. When two or more external paths with different values are selected, the field is blank. When Load Balance Mode is Extended Round-robin and the I/Os issued to the external volume are sequential, the number of Read/Write commands that can be queued at one time is the total of the QDepth values of all the external paths. |
I/O Timeout |
Number of seconds that should pass before I/O to the external volume times out. The numbers 5 through 240 can be entered. When two or more external paths with different values are selected, the field is blank. |
Blocked Path Monitoring |
Time that elapses from the time that a path goes down to the time when the external volume is blocked. The numbers 5 through 180 can be entered. When two or more external paths with different values are selected, the field is blank. |
If you want to change multiple parameters for an external WWN more than once, wait until the currently applied task finishes, and then perform the next setting change.
If you make a setting change for the next task before completing the last, the setting will be applied to the next task only. The result might be different from what you expected.
Edit External WWNs confirmation window

Item |
Description |
Port ID |
Displays the external port of the local storage system. |
External WWN |
Displays the WWN of the external storage system. The external WWN shows the target port. |
QDepth |
Number of Read/Write commands that can be queued to the external volume. When Load Balance Mode is Extended Round-robin and the I/Os issued to the external volume are sequential, the number of Read/Write commands that can be queued at one time is the total of the QDepth values of all the external paths. |
I/O Timeout(sec.) |
Number of seconds that should pass before I/O to the external volume times out. |
Blocked Path Monitoring (sec.) |
Time that will elapse from the time that a path goes down to the time when the external volume is blocked. |
Edit External iSCSI Targets wizard
Use this wizard to change the external iSCSI targets. See Changing the port settings of an external storage system for instructions.
The windows in the wizard are:
Edit External iSCSI Targets window

Item |
Description |
QDepth |
Number of Read/Write commands that can be queued to the external volume. The numbers 2 through 128 can be entered. When two or more external paths with different values are selected, the field is blank. When Load Balance Mode is Extended Round-robin and the I/Os issued to the external volume are sequential, the number of Read/Write commands that can be queued at one time is the total of the QDepth values of all the external paths. |
I/O Timeout |
Number of seconds that should pass before I/O to the external volume times out. The numbers 5 through 240 can be entered. When two or more external paths with different values are selected, the field is blank. |
Blocked Path Monitoring |
Time that elapses from the time that a path goes down to the time when the external volume is blocked. The numbers 5 through 180 can be entered. When two or more external paths with different values are selected, the field is blank. |
Edit External iSCSI Targets confirmation window

Item |
Description |
Port ID |
Displays the port connected to the external storage system for the local storage system. |
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the target port information for the external storage system.
|
QDepth |
Number of Read/Write commands that can be queued to the external volume. When Load Balance Mode is Extended Round-robin and the I/Os issued to the external volume are sequential, the number of Read/Write commands that can be queued at one time is the total of the QDepth values of all the external paths. |
I/O Timeout(sec.) |
Number of seconds that should pass before I/O to the external volume times out. |
Blocked Path Monitoring (sec.) |
Time that will elapse from the time that a path goes down to the time when the external volume is blocked. |
Delete External Volumes wizard
Use this wizard to delete external volume mapping.
See Deleting an external volume mapping for instructions.
The windows in the wizard are:
Delete External Volumes window

Item |
Description |
Parity Group ID |
Parity group numbers. |
Top LDEV ID |
External volume's top LDEV ID. |
Top LDEV Name |
External volume's top LDEV name. |
Attribute |
External volume's attribute. |
Have you already disconnected the external volume of the above table? |
|
Do you want to execute the Delete External Volumes operation without writing the cache data to the volumes? |
|
Delete External Volumes confirmation window

Item |
Description |
Parity Group ID |
Parity group numbers. |
Top LDEV ID |
External volume's top LDEV ID. |
Top LDEV Name |
External volume's top LDEV name. |
Attribute |
External volume's attribute. |
Forcible Deletion |
Yes: The external volume will be forcibly deleted even if the connection to the external volume has not been disconnected. No: The external volume will be deleted after confirming that the connection to the external volume is disconnected. |
Disconnect External Paths wizard
Use this wizard to disconnect external paths.
See Disconnecting an external path for instructions.
The windows in the wizard are:
Disconnect External Paths window

Item |
Description |
Disconnect External Paths |
|

Item |
Description |
Disconnect External Paths |
|
Disconnect External Paths confirmation window

Item |
Description |
Port ID |
Displays the external port of the local storage system. |
External WWN |
Displays the WWN of the external storage system. The external WWN shows the target port. |
Vendor / Model / Serial Number |
Identifying information for the external system. |

Item |
Description |
Port ID |
Displays the external port of the local storage system. |
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the target port information for the external storage system.
|
Vendor / Model / Serial Number |
Identifying information for the external system. |
Reconnect External Paths wizard
Use this wizard to reconnect external paths.
See Reconnecting an external path for instructions.
The windows in the wizard are:
Reconnect External Paths window

Item |
Description |
Reconnect External Paths |
|

Item |
Description |
Reconnect External Paths |
|
Reconnect External Paths confirmation window

Item |
Description |
Port ID |
Displays the external port of the local storage system. |
External WWN |
Displays the WWN of the external storage system. The external WWN shows the target port. |
Vendor / Model / Serial Number |
Identifying information for the external system. |

Item |
Description |
Port ID |
Displays the external port of the local storage system. |
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the target port information for the external storage system.
|
Vendor / Model / Serial Number |
Identifying information for the external system. |
Discover External Target Ports window
Use this window to add or remove external ports for the external path.
This window is used in the following operations:

Only external ports assigned to the user display.
Item |
Description |
Port ID (In the list of available and selected external paths) |
Port number in the local system connecting to the external system. |
Type (In the list of available and selected external paths) |
Displays the port type.
|
Add |
When clicked, moves selected paths to the Selected External Ports list. |
Remove |
When clicked, removes the selected path from the Selected External Ports list. |
Create External Path Group window
Use this window to create a new external path group.
This window is used in the operation, Mapping an external volume .

Only paths with ports assigned to the user can display.
Item |
Description |
Initial External Path Group ID |
An initial ID for the path group. The storage system searches IDs in ascending order from this value and allocates an ID that can be used. Range of values: 0 to 63,231 The default is 0. |
Discover External Target Ports |
When clicked, opens the Discover External Target Ports window. |
External Storage System |
The external system selected (greyed out). If no system was selected, allows you to select the system from a list. |
Item |
Description |
Port ID |
Displays the external port of the local storage system. |
Type |
Displays the port type.
|
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the information about external storage system's target port.
|
Add |
When clicked, moves selected paths to the Selected External Paths list. |
Remove |
When clicked, removes the selected path from the Selected External Paths list. |

Item |
Description |
Priority |
Priority of external paths. |
Port ID |
Displays the external port of the local storage system. |
Type |
Displays the port type.
|
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the information about external storage system's target port.
|
Raise Priority |
When clicked, raises the priority of the selected external path. |
Lower Priority |
When clicked, lowers the priority of the selected external path. |
Change Settings window
Use this window to change the settings for selected external volumes.
This window is used in the operation, Mapping an external volume .

Item |
Description |
Initial Parity Group ID |
An external volume group number and sequence number. Values range from 1 - 1 to 16384 - 4096. The default is the value set on the selected external volume. When two or more volumes with different values are selected, these fields are blank. |
MP Unit ID |
|
LDEV Settings |
If changes to LDEV settings are made, box must be checked to proceed. |
LDEV ID |
LDEV IDs allocated to the external volume. |
LDEV Name |
LDEV names. |
Parity Group ID |
Parity group numbers. |
Capacity |
LDEV capacity. |
Resource Group Name (ID) |
Name and ID of the resource group for the LDEV. ID is enclosed in parentheses. |
Virtual Storage Machine |
|
Change LDEV Settings |
When clicked, opens the Change LDEV Settings window. |
View External LUN Properties window
Use this window to view settings and other details about external LUNs.

Item |
Description |
Parity Group ID |
Parity group numbers. |
Priority |
Priority of external paths. |
Port ID |
Displays the external port of the local storage system. |
Type |
Displays the port type.
|
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the information about external storage system's target port.
|
LUN ID |
When the external path is connected to the selected external volume, the LUN ID displays. |
Status |
Status of external paths.
|
Target Port Asymmetric Access State |
When the path mode is ALUA, the port state of the external storage system displays.
A space displays in one of the following cases:
|
Reconnect External Storage Systems window
Use this window to reconnect the external storage system.
For details, see Reconnecting external systems and volumes.

Item |
Description |
Parity Group ID |
Parity group numbers. |
Top LDEV ID |
External volume's top LDEV ID. Blank displays when an LDEV is not created. |
Top LDEV Name |
External volume's top LDEV name. Blank displays when an LDEV is not created. |
Vendor / Model / Serial Number |
Identifying information for the external system. |
Attribute |
External volume's attribute. |
Reconnect External Volumes window
Use this window to reconnect the external volume.
See Reconnecting a single mapped volume for instructions.

Item |
Description |
Parity Group ID |
Parity group numbers. |
Top LDEV ID |
External volume's top LDEV ID. Blank displays when an LDEV is not created. |
Top LDEV Name |
External volume's top LDEV name. Blank displays when an LDEV is not created. |
Vendor / Model / Serial Number |
Identifying information for the external system. |
Attribute |
External volume's attribute. |
Disconnect External Storage Systems window
Use this window to disconnect the storage system

Item |
Description |
Parity Group ID |
Parity group numbers. |
Top LDEV ID |
External volume's top LDEV ID. Blank displays when an LDEV is not created. |
Top LDEV Name |
External volume's top LDEV name. Blank displays when an LDEV is not created. |
Vendor / Model / Serial Number |
Identifying information for the external system. |
Attribute |
External volume's attribute. |
Disconnect External Volumes window
Use this window to disconnect an external volume.
See Disconnecting a single mapped volume for instructions.

Item |
Description |
Parity Group ID |
Parity group numbers. |
Top LDEV ID |
External volume's top LDEV ID. Blank displays when an LDEV is not created. |
Top LDEV Name |
External volume's top LDEV name. Blank displays when an LDEV is not created. |
Vendor / Model / Serial Number |
Identifying information for the external system. |
Attribute |
External volume's attribute. |
Assign MP Unit ID wizard
Use this wizard to select an MP unit for the external volume.
See Changing the MP unit of an external volume for instructions.
The windows in this wizard are:
Assign MP Unit window
Item |
Description |
MP Unit ID |
MP unit for the external volume.
|
Assign MP Unit confirmation window
Item |
Description |
Parity Group ID |
Parity group numbers. |
Top LDEV ID |
External volume's top LDEV ID. Blank displays when an LDEV is not created. |
Top LDEV Name |
External volume's top LDEV name. Blank displays when an LDEV is not created. |
MP unit ID |
MP unit ID allocated to the external volume. |
External LDEV Properties window
Use this window to view settings for external LDEVs.

Item |
Description |
LDEV ID |
LDEV IDs allocated to the external volume. |
LDEV Name |
LDEV names. |
Parity Group ID |
Parity group numbers. |
Capacity |
LDEV's capacity. |
MP Unit ID |
MP unit IDs allocated to the LDEV. |
Attribute |
LDEV's attribute. |
Resource Group Name (ID) |
Name and ID of the resource group for the LDEV. ID is enclosed in parentheses. |
Virtual Storage Machine |
|
Discovery Result Detail window
Use this window to view discover result settings and other details.

Item |
Description |
Priority |
Priority of external paths. |
Port ID |
Displays the external port of the local storage system. |
Type |
Displays the port type.
|
Virtual Port ID |
Displays the virtual port of the local storage system. |
External |
Displays the information about external storage system's target port.
|
LUN ID |
When the external path is connected to the selected external volume, the LUN ID displays. |
Status |
Status of external paths.
|
Add iSCSI Paths wizard
Use this wizard to add an iSCSI path for external volumes.
The windows in this wizard are:
Add iSCSI Paths window

Item |
Description |
Discover iSCSI Targets button |
Displays the Discover iSCSI Targets window, where you can edit information about iSCSI paths. |
Available iSCSI Paths table: Local |
Displays the local storage system port information.
|
Available iSCSI Paths table: Remote |
Displays the remote storage system port information.
|
Authentication Method |
Select the authentication method (CHAP or None). |
Mutual CHAP |
Specify whether to enable mutual CHAP.
|
User Name |
Specify a case-sensitive user name. You can use up to 223 characters. Valid characters: Alphanumeric characters and symbols (. - + @ _ = : / [ ] ~) |
Secret |
Set the secret for host authentication. You can use between 12 and 32 letters. Valid characters: Alphanumeric characters and symbols (. - + @ _ = : / [ ] ~) |
Selected iSCSI Paths table: Local |
Displays the local storage system port information.
|
Selected iSCSI Paths table: Remote |
Displays the remote storage system port information.
|
Add button |
Adds the iSCSI path selected in the Available iSCSI Paths table to the Selected iSCSI Paths table. |
Remove button |
Deletes the iSCSI path selected in the Selected iSCSI Paths table. |
Add iSCSI Paths confirmation window

Item |
Description |
Local |
Displays the local storage system port information.
|
Remote |
Displays the remote storage system port information.
|
Delete iSCSI Paths window

Item |
Description |
Local |
Displays the local storage system port information.
|
Remote |
Displays the external storage system port information.
|
Edit iSCSI Targets wizard
Use this wizard to edit iSCSI targets for the external volume.
The windows in this wizard are:
Edit iSCSI Targets window

Item |
Description |
Authentication Method |
Select the authentication method (CHAP or None). |
Mutual CHAP |
Specify whether to enable mutual CHAP.
|
User Name |
Specify a case-sensitive user name. You can use up to 223 characters. Usable characters: Alphanumeric characters and symbols (. - + @ _ = : / [ ] ~) |
Secret |
Set the secret for host authentication. You can use from 12 to 32 characters. Usable characters: Alphanumeric characters and symbols (. - + @ _ = : / [ ] ~) |
Edit iSCSI Targets confirmation window

Item |
Description |
Local |
Displays the local storage system port information.
|
Remote |
Displays the external storage system port information.
|
Discover iSCSI Targets window

Item |
Description |
Local Port ID |
Select the port connected to external storage system of the local storage system. |
Local Virtual Port ID |
Select the virtual port of the local storage system. |
Remote IP Address |
Enter the IP address of the external storage system port.
|
Remote TCP Port Number |
Enter the TCP port number of external storage system port. You can enter from 1 to 65535. |
Add button |
Adds the entered targets to the Discovery List table. You can add up to 8 targets. |
Local – Discovery List table |
Displays the local storage system port information.
|
Remote – Discovery List table |
Displays the external storage system port information.
|
Remove button – Discovery List table |
Deletes the target selected in the Discovery List table. |