HP XP24000 HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy
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- HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 1
HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide Part number: T5238-96001 First edition: January 2008 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 2
and Universal Replicator are registered trademarks of Hitachi, Ltd. ShadowImage and TrueCopy are registered trademarks of Hitachi, Ltd. and Hitachi Data Systems Corporation. Export Requirements You may not export or re-export this document or any copy or adaptation in violation of export laws - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 3
Contents About this Guide 7 Intended Audience ...7 Related Documentation ...7 Document Conventions ...8 Convention for Storage Capacity Values 8 Graphical Interface Illustrations ...8 HP Technical Support ...8 Subscription Service ...9 HP Websites ...9 Documentation Feedback ...9 1 Overview of - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 4
Setting Compatible XRC Options 37 Changing Settings in the Preview List 38 Deleting Settings from the Preview List 38 5 Troubleshooting 41 Troubleshooting ...41 Contacting HP Technical Support 41 A Acronyms and Abbreviations 43 Index 45 4 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 5
Dialog Box Asking to Apply Settings to the Storage System 38 19 Dialog Box Indicates that the Operation is Finished 38 20 Confirm Dialog Box Indicating that a Setting will be Deleted from the Preview List 39 XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 5 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 6
Copy Functions 15 3 Features Supported by Compatible XRC 22 4 Number of HP Compatible XRC Sessions 23 5 Number of Sessions per Volume 23 6 Combinations of ESCON and FICON Paths 24 7 HP Compatible XRC in Conventional Models and XP24000/XP20000 Disk Arrays ......... 25 8 Behavior of the Storage - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 7
HP XP24000/XP20000 Disk Array • HP StorageWorks XP24000/XP20000 Remote Web Console Error Codes • Hitachi ShadowImage™ for Mainframe User's Guide: HP XP24000/XP20000 Disk Array • HP StorageWorks XP24000/XP20000 for FlashCopy Mirroring Software User's Guide IBM Documents • DFSMS Advanced Copy Services - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 8
in this guide were created using a Windows computer with the Internet Explorer browser. Actual windows may differ depending on the operating system and browser used. GUI contents also vary with licensed program products, storage system models, and firmware versions. HP Technical Support For - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 9
com/support/manuals Documentation Feedback HP welcomes your feedback. To make comments and suggestions about product documentation, send a message to [email protected]. All submissions become the property of HP. XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 10
10 About this Guide - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 11
product must be installed in the storage system at the primary site. For the installation procedure, please refer to the HP StorageWorks XP24000/XP20000 Remote Web Console User's Guide. Reviewing Other Supported Copy Features XP24000/XP20000 Disk Arrays support the following copy features that can - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 12
. For information and instructions on performing FlashCopy Mirroring operations, please refer to the Hitachi ShadowImage™ for Mainframe User's Guide: HP XP24000/XP20000 Disk Array, HP StorageWorks XP24000/XP20000 for FlashCopy Mirroring Software User's Guide, or contact your HP account team. 12 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 13
. Data is written to the secondary volumes in each session in the same order as it was written at the primary site. In the event of a failure, all volume pairs in the same session are suspended. The write operation XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 13 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 14
Advanced Copy Services (Document number: SC35-0428-02) published by IBM. Configuration HP Compatible XRC operations require hosts and XP24000/XP20000 Disk Array storage systems at the primary site; should operation at the secondary site be required, a secondary storage system (or storage system - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 15
HP Compatible XRC supports concurrent operations with other copy functions. Table 2 on page 15 indicates whether XRC can share volumes with other copy use the Reverse Copy and Quick Restore commands of ShadowImage. XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 15 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 16
two HP Compatible XRC pairs in conjunction, you can maintain three copies of data between secondary sites for disaster recovery purposes. Figure 3 on page 16 shows the configuration in which two XRC operations are performed: Data is copied from the primary site to the first secondary site using - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 17
volume) and a ShadowImage S-VOL (source volume). In this configuration, data is copied from the primary site to the secondary site using XRC, and then it is copied within the secondary site using ShadowImage. XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 17 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 18
P-VOL Another as S-VOL Using Compatible XRC in Conjunction with FlashCopy Mirror XRC can be used in conjunction with FlashCopy Mirroring to maintain data in the secondary site and the primary site for disaster recovery and data migration purposes. • Configuration in which a volume is functioning as - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 19
as both an XRC S-VOL and a FlashCopy Mirroring S-VOL. In this configuration, data is copied within the primary site using FlashCopy Mirroring, and then it is copied within the secondary site using FlashCopy Mirroring. XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 19 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 20
Figure 11 Configuration with One Volume Used as P-VOL and Another Volume Used as S-VOL 20 About Compatible XRC Operations - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 21
HP Compatible XRC operations at the primary site require hosts and XP24000/XP20000 Disk Array storage systems. Operations at the secondary site require a secondary storage system (or storage systems) that must have the capability of supporting the XRC workload. Additionally, a XP Remote Web Console - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 22
XP Remote Web Console PC, please refer to the HP StorageWorks XP24000/XP20000 Remote Web Console User's Guide. Requirements and Restrictions for Using Compatible XRC Initial installation of the Universal Replicator hardware is performed by the user and the HP representative. To install the hardware - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 23
tables of system information useful when performing HP Compatible XRC operations. This section also provides some additional considerations to be observed regarding Compatible XRC. • Additional cache requirement XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 23 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 24
remote copy workloads, and then make sure that your XP24000/XP20000 Disk Array storage systems have adequate cache installed and available. • RESUME operation messages If the ANTX5123W console storage system Paths between Primary storage system and Secondary Host ESCON ESCON Support Supported - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 25
Block (Volume Level) is specified. • The behavior of the XP24000/XP20000 Disk Array storage systems, that are affected by option settings in the Change Option dialog box (Figure 13 on page 33), is also affected by XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 25 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 26
Level Option Settings in Compatible XRC Behavior of the XP24000/XP20000 Disk Array storage systems Options Settings If "Do not Block" is storage system does not control the amount of data to be written to the specified volume. - According to the amount of used sidefile capacity, the storage - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 27
the host when the amount of used sidefile capacity exceeds the sleep wait threshold. The storage system does not report an SIM to the host when the amount of used sidefile capacity exceeds the sleep wait threshold. XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 27 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 28
in Compatible XRC Behavior of XP24000/XP20000 Disk Array storage systems Options Settings If Do host software of the secondary site, with the following PTF (program temporary fixes): [PTF] UA18053: SUPPORT XRC VOLUME SIZE UP TO 65520 CYL Drives in which the DKU emulation type is 3390-M cannot - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 29
be installed on the XP24000/XP20000 Disk Array storage systems in the primary site. For detailed information about how to install XRC, please refer to the HP StorageWorks XP24000/XP20000 Remote Web Console User's Guide. XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 30
30 Preparing for Compatible XRC Operations - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 31
URL of the SVP into the Internet browser to access the SVP. 2. Select the XP24000/XP20000 Disk Array storage system that you want to log in. 3. Enter the user ID and the password and then select OK. The XP Remote Web Console main window appears. 4. In the XP Remote Web Console main window, select - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 32
Figure 12 Compatible XRC Window The Compatible XRC window displays the following items: • XRC option list (at the upper portion in the window) • CLPR Displays the CLPR number • LV2 THD Displays the threshold specified in Level 2 Threshold in the Change Option dialog box (see Figure 13 on page 33) • - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 33
(see Figure 12 on page 32), the settings in the Preview list are applied to the storage system. For detailed information about the Preview list, see "Change Option Dialog" on page 33 same setting is applied check box. XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 33 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 34
30, 40, 50, 60, or 70 percent). The default is 50 percent. Caution: The level-2 threshold is set for Mainframe, or Concurrent Copy. Keep in mind that the • Cache Level radial button Depending on the sidefile capacity, the storage system performs one of the following three levels of control of - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 35
cache in the CLPR, is suspended. Figure 14 Controlling the Amount of Write Data • Do not Block (Volume Level) Use to specify whether the storage system should control by SDM, and the default threshold is 0x500. If XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 35 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 36
. Note: Sidefile puncture will occur. (The puncture threshold is the sidefile threshold plus 10%.) Figure 15 Controlling the Amount of Write Data (2) • Level 1 Sleep Use to specify whether the storage system should perform Sleep - Wait command retry when the sidefile threshold exceeds the sleep wait - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 37
all the selected CLPRs (see Figure 16 on page 37). To continue the operation, select OK. Figure 16 Confirm Dialog Box Displayed After Selecting Check Box 4. When you finish setting Compatible XRC options, select OK. XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 37 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 38
38). Figure 17 Confirmation Dialog Box Indicates that a Pair is Suspended 6. To continue the operation, select OK. A confirmation dialog box appears and asks you whether you want to apply the option settings to the storage system (see Figure 18 on page 38). Figure 18 Confirmation Dialog Box Asking - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 39
is displayed in original status (for example, not blue, not bold, and not italics). The operation for deleting a setting from the Preview list is finished. XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 39 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 40
40 Performing Compatible XRC Operations - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 41
Remote Web Console User's Guide. Contacting HP Technical Support If you need to call HP technical support, be sure to provide as much information about the problem as possible; for example: • Summarize the circumstances surrounding the error or failure. • Provide the XP24000/XP20000 Disk Array - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 42
42 Troubleshooting - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 43
PCB printed circuit board PSUE pair suspended-error PSUS pair suspended-split P-VOL primary volume RAID redundant array of independent disks RAID-1/-5 specific RAID architectures RCP remote control port XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 43 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 44
RCU RIO SIM SMPL S/N SSID S-VOL SVP sync s# VOL remote control unit remote IO service information message simplex serial number (also abbreviated as s#) storage subsystem identification secondary volume service processor synchronous serial number (also abbreviated as S/N) volume 44 Acronyms and - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 45
16, 16, 18 DKC emulation type, 21 DKC emulation type, 23 DKU emulation type, 28 DKU emulation type, 28 Do not block option, 32 Do not block spec by SDM, 26 vol level, 25 document conventions, 8 related documentation, 7 XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 46
documentation HP website, 7 providing feedback, 9 Double Compatible XRC Pairs, 16 E Enable radial button, 35 ESCON connect prim disk, 24 or FICON, 14 path, 23 paths notes, 23 Examples controlling product options, 14 R RAID, 12 related documentation, 7 Remote copy operations, 14 Reporting SCP-SCI, 34 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 47
, 35 websites HP, 9 HP Subscriber's Choice for Business, 9 product manuals, 7 Write Data example of controlling, 35 X XADDPAIR operation, 24 XDELPAIR operation, 24 XRC panels, 31 XRC workload, 14, 21 XRC2 feature, 21 XP24000/XP20000 for Compatible Extended Remote Copy (XRC) Software User's Guide 47 - HP XP24000 | HP StorageWorks XP24000/XP20000 for Compatible Extended Remote Copy - Page 48
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HP StorageWorks
XP24000/XP20000 for Compatible Extended
Remote Copy (XRC) Software User's Guide
Part number: T5238–96001
First edition: January 2008