Hp XP Auto LUN Software Manual do Utilizador Página 1

HP StorageWorksAuto LUN XP user guidefor the XP1024/XP128Part number: T1615-96003Third edition: March 2006

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Auto LUN XP user guide for the XP1024/XP128 111 Auto LUN XP for the XP1024/XP128HP StorageWorks Auto LUN XP monitors resources in disk arrays and host

12 Auto LUN XP for the XP1024/XP128Reserve volumesThe reserve volume function reserves target volumes for automatic and manual migration operations. A

Auto LUN XP user guide for the XP1024/XP128 13Auto LUN XP does not estimate processor or access path usage. You can use Auto LUN XP migration operatio

14 Auto LUN XP for the XP1024/XP128Keep reserved volumes in high HDD classesWhen parity groups in the highest HDD classes start to run out of reserved

Auto LUN XP user guide for the XP1024/XP128 154. Analyze monitor data to confirm tuning results.Manual migrationUse manual migration to select and mig

16 Auto LUN XP for the XP1024/XP128• Continuous Access. If the status of a HP StorageWorks Continuous Access XP volume is PSUS, PSUE, or SMPL, the vol

Auto LUN XP user guide for the XP1024/XP128 17• Volumes Continuous Access XP Journal uses• Volumes specified with the Read Only or Protect attribute•

18 Auto LUN XP for the XP1024/XP128data to the migration destination; therefore, the copy operation takes more time. Auto LUN XP attempts to copy data

Auto LUN XP user guide for the XP1024/XP128 19Tabs and selection treesWhen you click one of the tabs (WWN, Port-LUN, LDEV, or Physical) in the lower-l

Legal and notice information© Copyright 2005, 2006 Hewlett-Packard Development Company, L.P.Confidential computer software. Valid license from HP requ

20 Auto LUN XP for the XP1024/XP128• No Control: System performance is not controlled by Performance ControlFor further information, see HP StorageWor

Auto LUN XP user guide for the XP1024/XP128 21WWN, Port-LUN, LDEV, and Physical tabsFigure 5 WWN, Port-LUN, LDEV, and Physical tabsClick one of the ta

22 Auto LUN XP for the XP1024/XP128NOTE: If a host bus adapter’s WWN is displayed in red in the tree, the host bus adapter is connected to two or more

Auto LUN XP user guide for the XP1024/XP128 23the text 1-3[1-4] is displayed on the right of the parity group icon. All parity groups connected with 1

24 Auto LUN XP for the XP1024/XP128Manual Migration tabUse this tab to create and execute migration plans for manually migrating volumes.Figure 6 Manu

Auto LUN XP user guide for the XP1024/XP128 25• Source LDEV columns:• LDEV: Logical volume ID• Emulation: Emulation type of the logical volume• Capaci

26 Auto LUN XP for the XP1024/XP1289. In the tree, double-click the parity group to which you want to migrate the source volume. A list of logical vol

Auto LUN XP user guide for the XP1024/XP128 27NOTE: Auto migration cannot use external volumes or volumes reserved by another program.Figure 7 Auto Mi

28 Auto LUN XP for the XP1024/XP128Auto Plan Parameter section• Auto Migration Function: If you click ON, logical volumes are automatically migrated.

Auto LUN XP user guide for the XP1024/XP128 2910.Click Close.Deleting auto migration plans• To delete all auto migration plans, click Delete All.• To

Auto LUN XP user guide for the XP1024/XP128 3About this guide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

30 Auto LUN XP for the XP1024/XP128Auto LUN XP uses collected usage statistics to estimate usage rates of parity groups after a proposed volume migrat

Auto LUN XP user guide for the XP1024/XP128 31• CLPR: Number and name of the CLPR that corresponds to the parity group to which the logical volume bel

32 Auto LUN XP for the XP1024/XP1285. Right-click the parity group you want to fix.Figure 11 Attribute tab tree6. Click Fixed PG. The parity group bec

Auto LUN XP user guide for the XP1024/XP128 33History tabUse this tab to display information about automatic and manual migration operations that occu

34 Auto LUN XP for the XP1024/XP1281. In the Auto LUN pane, click Physical.2. Click Plan. The Manual Migration tab appears.3. Click the History tab. T

Auto LUN XP user guide for the XP1024/XP128 35Migration plan was deleted (because the previous plan had been deleted):Migration Plan deleted (CU:LDEV-

36 Auto LUN XP for the XP1024/XP128The migration logs may display the following messages:Troubleshooting Auto LUN XPAuto LUN XP displays error message

Auto LUN XP user guide for the XP1024/XP128 372 Auto LUN/Performance Control Base Monitor for the XP1024/XP128Auto LUN statisticsDisk arrays automatic

38 Auto LUN/Performance Control Base Monitor for the XP1024/XP128• Write pending rate. The write pending rate indicates the ratio of write-pending dat

Auto LUN XP user guide for the XP1024/XP128 39NOTE: Settings in the Monitor Options pane work with settings for Continuous Access XP and Continuous Ac

4Auto Migration tab . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26Pane co

40 Auto LUN/Performance Control Base Monitor for the XP1024/XP128If a remote copy initiator issues I/Os to an RCU target, the disk subsystem on the RC

Auto LUN XP user guide for the XP1024/XP128 41Viewing logical volume usage statistics1. In the Auto LUN pane, click Physical, and double-click the Par

42 Auto LUN/Performance Control Base Monitor for the XP1024/XP128• Hitachi® FlashCopy® Mirroring Version 2•Volume MigrationThis value is found by divi

Auto LUN XP user guide for the XP1024/XP128 433. To display a graph illustrating changes in usage rates for channel processors, click the channel proc

44 Auto LUN/Performance Control Base Monitor for the XP1024/XP128Viewing data recovery and reconstruction processor (DRR) usage statisticsAuto LUN mon

Auto LUN XP user guide for the XP1024/XP128 45Auto LUN monitors these data transfer paths, and displays average and maximum usage rates for the paths

46 Auto LUN/Performance Control Base Monitor for the XP1024/XP128Workload and traffic statisticsCollecting workload and traffic statistics about disk

Auto LUN XP user guide for the XP1024/XP128 474. To display a graph, click the parity groups or logical volumes, use the list on the lower-right side

48 Auto LUN/Performance Control Base Monitor for the XP1024/XP128• To view traffic statistics about host ports to which a disk array port is connected

Auto LUN XP user guide for the XP1024/XP128 49iSCSI port. When calculating I/O rates to be displayed in the All Prio. row, Auto LUN uses I/O rates of

Auto LUN XP user guide for the XP1024/XP128 519 DKP usage statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

50 Auto LUN/Performance Control Base Monitor for the XP1024/XP128• Current: Current I/O or transfer rate.• Ave.: Average I/O or transfer rate for the

Auto LUN XP user guide for the XP1024/XP128 51IndexAaccess path usage statistics 38, 44Attribute tab 29audience, documentation 7Auto LUN pane 18auto m

52manual 15, 17, 24operations 12plans 23powering off disk arrays 17releasing parity groups 32target volumes 31Monitoring Data section 19Monitoring Opt

Figures1 Moving volumes to another class based on usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142 Auto migrati

Tables1 Recommended and minimum firmware versions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 Document conve

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Auto LUN XP user guide for the XP1024/XP128 7About this guideThis guide provides information about the following:• ”Auto LUN XP for the XP1024/XP128”•

8• HP StorageWorks XP Disk/Cache Partition User Guide You can find these documents at http://www.hp.com/support/rwc/manuals.Document conventions and s

Auto LUN XP user guide for the XP1024/XP128 9Subscription serviceHP strongly recommends that customers register online using the Subscriber's cho