HP StorageWorks External Storage XP user guide (T1706-96006, June 2006)
Table Of Contents
- HP StorageWorks External Storage XP user guide
- Contents
- About this guide
- 1 Overview of connecting external arrays
- 2 Preparing for External Storage XP operations
- System requirements
- External Storage XP requirements
- Installing External Storage XP
- Preparing for External Storage XP settings
- Powering arrays on or off
- Using mapped external LUs from the host connected to the local array
- Uninstalling External Storage XP
- Limitations on External Storage XP operations
- Figure 11 Example of external LU with 2 TB or less
- Figure 12 External LU capacity is larger than the specified emulation type’s basic capacity (OPEN-3 example)
- Figure 13 External LU capacity is smaller than the specified emulation type’s basic capacity
- Table 4 When external LU’s emulation type is OPEN
- Table 5 When external LU’s emulation type is for mainframes
- Combining External Storage XP with other HP StorageWorks products
- 3 Managing cache with external storage
- Guidelines for using cache with external storage
- Determining, setting, or changing the external LU cache mode
- Partitioning cache for external storage
- Determining the number and size of needed partitions
- Creating Cache partitions
- Changing storage system modes
- 4 External Storage XP panes
- 5 Configuring external LUs
- Overview of configuring external LUs
- Setting an external array’s port
- Setting a local array’s port attributes
- Mapping external LUs (Add LU)
- Setting alternate paths for external LUs
- Adding alternate paths by selecting multiple external LUs (Add Paths)
- Deleting alternate paths by selecting multiple external LUs (Delete Paths)
- Checking an external LU’s status (LDEV Information)
- Disconnecting external arrays or LUs
- Checking the connection status and resuming external LU operations (Check Paths & Restore Vol.)
- Restoring external LUs (LDEV Restore)
- Stopping the use of paths to an external LU by specifying an external array’s WWN (Disconnect Paths)
- Restoring paths to an external LU by specifying an external array’s WWN (Check Paths)
- Changing an external array’s port setting
- Stopping the use of paths to an external LU by specifying a local array’s port (Disconnect Paths)
- Restoring paths to an external LU by specifying a local array’s port (Check Paths)
- Deleting external LU mappings (Delete LU)
- 6 Troubleshooting NAS Blade systems that include external arrays
- 7 Remote command devices
- 8 Troubleshooting External Storage XP
- A Notes on connecting external arrays
- Connecting Thunder 9500V subsystems
- System parameters for connecting Thunder 9500V subsystems
- Relationship between serial numbers in the Device list on the LU Operation pane and Thunder 9500V subsystem models
- Relationship between the WWN of the port on the Thunder 9500V subsystem and the controller
- Path status and examples of recovery procedures (Thunder 9500V subsystems)
- Connecting TagmaStore AMS and TagmaStore WMS subsystems
- System parameters for connecting TagmaStore AMS and TagmaStore WMS subsystems
- Relationship between serial numbers in the Device list on the LU Operation pane and TagmaStore AMS and TagmaStore WMS subsystem models
- Relationship between the WWN of the port on the TagmaStore AMS or TagmaStore WMS subsystem and the controller
- Path status and examples of recovery procedures (TagmaStore AMS and TagmaStore WMS subsystems)
- Connecting XP12000/XP10000 Disk Arrays
- Connecting XP1024/XP128 Disk Arrays
- Connecting XP512/XP48 Disk Arrays
- Connecting HP 200 Storage Virtualization System as external storage
- Connecting EVA arrays
- Connecting Thunder 9500V subsystems
- B Required volume capacity for emulation types
- C Adjusting volume capacity for copy pair setting
- D Using an XP12000/XP10000/SVS200 with an EVA3000/5000 external storage
- E Configuring MSA1000/1500 as external arrays
- Index
6
Creating new EVA host objects for the XP12000/XP10000/SVS200 . . . . . . . . . . . . . . . . . . . . . . . 148
Creating and presenting EVA Vdisks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Defining XP12000/XP10000/SVS200 external ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Defining XP12000/XP10000/SVS200 external storage LDEVs. . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Recommendations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Performance considerations for using EVAs as external storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Defining alternate paths . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
E Configuring MSA1000/1500 as external arrays . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Configuring external array LUs, host mode, and ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Connecting MSA1000/1500 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Setting up the MSA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Defining MSA array objects. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Calculating MSA LU size and defining LUs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Selective Storage Presentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
Figures
1 External Storage XP concept . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
2 Example of alternate path configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
3 Example of alternate path configuration using two switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
4 Example of incorrect alternate path configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
5 Alternate path mode is Multi mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6 Alternate path mode is Single mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
7 Alternate path mode is Single mode with alternate paths in Normal and Standby . . . . . . . . . . . . . . . 26
8 Alternate path mode is Single mode with alternate paths in Standby only . . . . . . . . . . . . . . . . . . . . . 27
9 Writing new data to mapped external LUs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
10 Using existing data in mapped external LUs (without formatting) . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
11 Example of external LU with 2 TB or less. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
12 External LU capacity is larger than the specified emulation type’s basic capacity (OPEN-3 example) . . 33
13 External LU capacity is smaller than the specified emulation type’s basic capacity . . . . . . . . . . . . . . . 33
14 Example of Auto LUN XP operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
15 Example of Continuous Access XP operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
16 Example of Continuous Access XP Journal operations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
17 Example of Business Copy operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
18 Example of Snapshot XP operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
19 LU Operation pane, Cache Mode setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
20 LU Operation pane, LU number and UUID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
21 LU Operation pane, Path Setting option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
22 Path Setting pane . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
23 LDEV Information pane . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
24 Partition Definition pane . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
25 Partition Definition pane, Cut option. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
26 Partition Definition pane, Paste Parity Group option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
27 Panes for External Storage XP operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
28 LU Operation pane . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
29 Device tree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
30 Device list (external device selected in Device tree) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
31 WWN tree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
32 WWN list (External Devices selected in the WWN tree). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
33 Port tree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
34 Port list (External selected in Port tree). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
35 Filter window . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
36 Preset Detail window (mapping operation) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
37 Port Operation pane . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
38 Port Operation tree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
39 Port Operation list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
40 Preset Detail window (changing port attribute). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70