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HP Data Protector Software Performance White Paper

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HP Data Protector Software Performance White Paper HP Data Protector Software Performance White Paper Executive summary....................................................................................................................................... 3 Overview ....................................................................................................................................................... 3 Objectives and target audience .................................................................................................................... 4 Introduction and review of test configuration ................................................................................................. 4 Storage array ............................................................................................................................................ 5 Storage management ............................................................................................................................... 5 LAN infrastructure ..................................................................................................................................... 6 SAN infrastructure .................................................................................................................................... 6 HP StorageWorks Ultrium 960 tape drive ................................................................................................. 6 Management server .................................................................................................................................. 6 Windows backup and Exchange Server 2003 .......................................................................................... 6 HP-UX Backup Server .............................................................................................................................. 6 Configuration guidelines ............................................................................................................................... 6 Backup environment ................................................................................................................................. 7 Backup server ........................................................................................................................................... 7 Windows 2000/2003 tape drive polling - Windows Removable Storage Manager service (RSM) ........ 7 Data Protector overview and architecture ..................................................................................................... 7 Cell Manager ............................................................................................................................................ 8 Installation Server ..................................................................................................................................... 8 Client Systems .......................................................................................................................................... 8 Systems to be backed up .......................................................................................................................... 8 Systems with backup devices ................................................................................................................... 8 Backup and restore designs ....................................................................................................................... 10 Direct attached storage (DAS) ................................................................................................................ 10 Local area network (LAN) ....................................................................................................................... 11 Storage Area Network (SAN) .................................................................................................................. 12 Other backup and restore designs .......................................................................................................... 12 Performance bottlenecks ............................................................................................................................ 12 Backup performance ............................................................................................................................... 13 Restore performance .............................................................................................................................. 13 Backup and restore data path ................................................................................................................. 13 Manager server (Data Protector Cell Manager) ...................................................................................... 13 Backup and application server (Data Protector Client System) .............................................................. 13 Backup application .................................................................................................................................. 14 File system .............................................................................................................................................. 14 Disk ......................................................................................................................................................... 14 High capacity disk ............................................................................................................................... 14 Disk Array ........................................................................................................................................... 14 RAID ................................................................................................................................................... 15 Tape drive ............................................................................................................................................... 15 Storage Area Network (SAN) .................................................................................................................. 15 Finding bottlenecks ..................................................................................................................................... 17 Process for identifying bottlenecks ......................................................................................................... 17 Performance tools ................................................................................................................................... 17 HP StorageWorks Library and Tape Tools diagnostics (L&TT) .......................................................... 18 HPCreateData .................................................................................................................................... 20 HPReadData ....................................................................................................................................... 22 LoadSim 2003 ..................................................................................................................................... 22 Test data ..................................................................................................................................................... 24 Data creation tools .................................................................................................................................. 24 Creating typical files for Windows NTFS ................................................................................................. 26 Creating typical files for HP-UX VxFS ..................................................................................................... 27 Creating millions of small files for Windows NTFS .................................................................................. 28 Creating millions of small files for HP-UX VxFS ...................................................................................... 29 Creating data for Microsoft Exchange Server 2003 ................................................................................ 30 Evaluating tape and disk drive performance ............................................................................................... 31 Tape write and read performance ........................................................................................................... 31 Disk write performance ........................................................................................................................... 35 Disk read performance............................................................................................................................ 36 Evaluating Data Protector performance ...................................................................................................... 37 Data Protector configuration ................................................................................................................... 37 HP StorageWorks Ultrium 960 tape drive configuration ...................................................................... 38 File system tree walk .......................................................................................................................... 38 Data Protector IDB considerations .......................................................................................................... 39 Backup of typical and small files ............................................................................................................
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