Compaq XP20000/XP24000 Guide de l'utilisateur

HP StorageWorksXP24000/XP20000 Disk/Cache PartitionUser's GuidePart number: T5214-96076Seventh edition: August 2009

Figure 1 Storage Logical Partition (SLPR).Cache Logical Partition (CLPR)If one storage system is shared with multiple hosts, and one host reads or wri

You can create up to 32 cache logical partitions in one storage system, including the default CLPR0. See “Creating a Cache Logical Partition” on page

Recommended Cache CapacityCLPR Data Capacity40 GB or more182,000 GB or more48 GB or more218,000 GB or more56 GB or more254,000 GB or more64 GB or more

3 Preparing for XP Disk/Cache PartitionOperationsThis chapter discusses the preparation needed for XP Disk/Cache Partition operations.• Storage Admini

• Accessing Storage Logical Partition 0 (SLPR 0) and Cache Logical Partition 0 (CLPR 0)• Managing mainframe volumes• Storage Partition Administrators

Figure 3 Storage Administrator and Storage Partition Administrator Privileges.Possible Interacting and Conflicting FunctionsIt is possible for actions

• LU path settings and High Speed settings (see the HP StorageWorks XP24000/XP20000 LUNManager User's Guide)• LUSE settings (see the HP StorageWo

4 Using the XP Disk/Cache Partition GUIThis chapter describes the windows that comprise the XP Disk/Cache Partition GUI.• Logical Partition Window, pa

Figure 5 Logical Partition Window (Storage System Selected).Table 2 Logical Partition Window Details (Storage System Selected)DescriptionItemThe stora

Storage Management Logical Partition WindowThe Storage Management Logical Partition window displays if you select an SLPR in the PartitionDefinition t

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DescriptionItemWhen a storage logical partition is selected the Partition Definition tree, the Storage LogicalPartition resource list shows resource i

DescriptionItemCancels any settings that were made in this windowCancelCache Logical Partition WindowThe Cache Management Logical Partition window (se

DescriptionItemAll of the storage logical partitions and cache logical partitions in the storage system. Thestorage logical partition number and name

DescriptionItemAllows you to set or change the settings of the specified cache logical partition. See “CacheLogical Partition Operations” on page 31 f

Figure 8 Select CU Dialog Box.Table 5 Select CU Dialog Box DetailsDescriptionItemWhen selected, information about all CUs can be displayed on the CLPR

Figure 9 License Key Partition Definition Window.The Product Name list is on the upper part of the window (see Figure 10), and lists the programproduc

DescriptionItemThe license type: Permanent, Temporary or Emergency. Not Installed is displayed, when theoption is not installed. Since all the SLPRs w

After selecting an option, Partition Status List and Setting Box is displayed under the information aboutthe licensed capacity (see Figure 12, Figure

If you select an option with a limited license capacity, the Setting box looks like Figure 14. You mayenter the licensed capacity to be allocated to t

5 XP Disk/Cache Partition OperationsThis chapter provides detailed instructions for XP Disk/Cache Partition operations.• Storage Logical Partition Ope

Contents1 Overview of HP StorageWorks XP Disk/Cache Partition Software ... 7Introduction to Disk/Cache Partition ...

• In the From field, enter the starting number of the SSID (0004 to FFFE).• In the To field, enter the ending number of the SSID.6. Click Apply to app

2. From the Storage Logical Partition Resource List, select one or more cache logical partitionsand/or target ports to be migrated. Right-click to dis

• Adding or changing CLPR definitions can require several hours or more.• If you are using XP Continuous Access Journal, data and journal volumes can

6. If you want to change the settings of an existing CLPR, repeat steps 3 through 5.NOTE:Note: At this point, the cache logical partition has no parit

Figure 17 Selecting the CU.Table 11 Selecting the CUDescriptionItemDisplays the information for all CUs in the CLPR resource list.All CUsDisplays the

6 TroubleshootingThis chapter describes some troubleshooting methods if you have problems with Disk/Cache Partition.• General Troubleshooting, page 35

Corrective ActionError• LUs in parity groups must remain within the same SLPR.When you attempt to migrate a paritygroup to a CLPR in another SLPR, an

7 Support and Other ResourcesRelated Documentation• HP StorageWorks XP24000/XP20000 Cache Residency Manager User's Guide• HP StorageWorks XP RAID

•1 GB (gigabyte) = 1,0243bytes•1 TB (terabyte) = 1,0244bytes•1 PB (petabyte) = 1,0245bytes• 1 block = 512 bytesHP Technical SupportFor worldwide techn

A Acronyms and AbbreviationsTable 13 Acronyms and Abbreviationscache logical partitionCLPRcontrol unitCUcustomized volumeCVdirect-access storage devic

Conventions for Storage Capacity Values ... 37HP Technical Support .

Virtual LVI/LUNVLLvirtual volumeV-VOLworld wide nameWWNextended remote copyXRCIBM z/OS operating systemz/OSAcronyms and Abbreviations40

IndexAallocating license capacitystorage logical partitions (SLPRs), 30allocating ports to SLPRsrestrictions on port type, 29Auto LUN manual migration

OoperationsCLPR, 31creating a CLPR, 32creating an SLPR, 29deleting CLPRs, 34deleting SLPRs, 31migrating resources among CLPRs, 33migrating resources a

FiguresStorage Logical Partition (SLPR) ... 101Cache Logical Partition (

TablesCLPR Data Capacity and the Recommended Cache Capacity ... 111Logical Partition Window Details (Storage Syste

1 Overview of HP StorageWorks XPDisk/Cache Partition SoftwareThis chapter provides an introduction to XP Disk/Cache Partition Software.• Introduction

Partition to create up to 32 private virtual storage machines on the storage system. With the abilityto manage each partition as its own storage syste

2 About Disk/Cache PartitionThis chapter provides a detailed description of Storage Logical Partition (SLPR) and Cache LogicalPartition (CLPR).• Stora