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HP StorageWorks XP24000 LUN Expansion User's Guide Part number: T5214–96005 First edition: June 2007

10 About this Guide

1About LUSE Operations Over view of HP StorageWorks XP LU N Expansion (LUSE) LUN Expansion (LUSE) o perations a llow hosts that can use only a limited

Whether hosts can a ccess a volume larger than 2 TB depends on the operating systems of the hosts. Hosts running the following operating systems can a

Note 1: The number of expanded LUs (LDEVs) should not exceed 36, even if the LUSE volume contains another LUSE volume. Note 2: Combining RAID 1 and R

14 About LUSE Operations

2 Preparing for LUSE Operations This chapter describes the environment you need to prepare in order to operate LUSE. System Requirements To operate LU

16 Preparing for LUSE Operations

3Using theLUSEGUI This chapter describes the GUI for LUN Expansion (LUSE) operations. LUN Expansion Window The following is the LUN Expansion (LUSE) w

Note: An LDEV number that ends with a # indicates that the LDEV is an external volume (for example, 00:00:01#) . For details regarding external volum

• Volume Count drop-down box - Number of LDEVs that form a LUSE volume. For example, if you select 3 in the Volume Cou nt combo box, three LD EVs a

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20 Using the LUSE GUI

4 Performin g LUSE Operations Launching LUN Expansion (LUSE) To launch LUN Expansion: 1. In theRemoteWeb Consolemainwindow, click Go, Volume Manag

Figure 3 Concatenation List Dialog Box Note: A parity group numb er that starts with a letter E indicates that the parity group consists of one or m

If you do not want to perform a LUSE operation on a volume that has a path definition, click Cancel. You are returned to the previous dialog box, and

• Capacity:This field shows the capacity for the LDEV. • OK - Creates the LUSE volume. Click this button to set the LUSE volume configuration for the

For detailed information about Modify mode, see the HP StorageWorks XP24000 Remote Web Console User's Guide. 2. Select the CU number to creat

For detailed information about Modify mode, see the HP StorageWorks XP24000 Remote Web Console User's Guide. 2. Select a CU number from the L

Releasing a LUSE Volume WA RN ING: Releasing LUSE volumes is a destructive operation. Move and/or back up your da ta before proceeding. Delete all S

Note: An LDEV number that ends with a letter X indicates that the LDEV is a virtual volume (V-VOL) for XP Thin Provisioning (for example, 00:00:01 X)

Figure 7 LUSE Detail Dialog Box • LDKC:CU:LDEV:This field shows an LDEV status icon. This field also shows the LDKC, CU, and LDEV numbers of an LDEV

Contents AboutthisGuide ... 7 IntendedAudience... 7 RelatedDocumentation...

30 Performing LUSE Operations

5 Troub leshootin g Troubleshooting LUN Expansion • For troubleshooting information for the storage system, see the H P StorageWorks XP24000 Disk Arr

32 Troubleshooting

AGlossary, Acronyms, and Abbreviations Table 5 G lossary, Ac ronyms, and Abbreviations Cache extents Areas used for Cache Residency Manager CU control

SSID storage subsystem ID SVP service processor TCP/IP transmission control protocol/internet protocol TID target ID Trap An SNMP agent initiates t

In dex A audience, 7 B Before launching LUN Expansion,15 C conventions document, 8 storage capacity values, 8 Create LUSE volume,19 Create a LUSE Vol

W websites HP, 9 HP Subscriber's Choice for Business, 9 product manuals , 7 36

1..2..3..4..5..6..7..Figures LUSE Configuration... 11 LUSEWindow... 17 ConcatenationListDia

1..2..3..4..5..Tables DocumentConventions... 8 Specifications and Restrictions on LDEVs Used to ConfigureaLUSEVolume...

6

About this Guide This user's guide provides instructions for using the LUN Expansion option on the HP storage system. The term stor age system in

• HP StorageWorks XP24000 Volume Retention Manager User’s Guide • HP StorageWorks XP24000 Volume S ecurity User’s Guide You can find related HP Sto

• Technical support registration number (if applicable) • Product serial numbers • Error messages • Operating system type and revision level • De