ClearPath Dorado 300/400/700/800/4000/4100 Server I/O Planning ...

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Figures 2–4. Switched Fabric Example ............................................................................................... 2–9 2–5. OS 2200 View of Switched Fabric Example ............................................................ 2–10 2–6. Direct-Attach CLARiiON System ................................................................................ 2–12 2–7. OS 2200 View of Channel for Nonredundant Disks .............................................. 2–13 2–8. Unit-Duplexed Configuration ....................................................................................... 2–14 2–9. Multihost Configuration ................................................................................................ 2–18 2–10. OS 2200 View of Tape Drives ..................................................................................... 2–18 2–11. Load-Balanced SAN ...................................................................................................... 2–20 2–12. Daisy Chaining with Eight Control Units ................................................................... 2–21 2–13. Redundant SAN ............................................................................................................. 2–23 2–14. Redundant Daisy Chaining .......................................................................................... 2–24 2–15. Redundant SAN with Remote Tapes ........................................................................2–27 2–16. FC / SCSI Converter ...................................................................................................... 2–28 2–17. Single-Port Configuration ............................................................................................ 2–30 2–18. JBOD Disk Configuration............................................................................................. 2–32 2–19. SCSI Disk Configuration Example (Only 16 of the 80 Disks Shown) ................ 2–34 2–20. Tapes Using SBCON Directors .................................................................................. 2–37 2–21. Configuring Two Hosts Through One Director ..................................................... 2–39 2–22. Configuring Two Hosts Through Two Directors ................................................... 2–40 2–23. Chained SBCON Directors .......................................................................................... 2–42 3–1. OS 2200 Architecture Subsystem .............................................................................. 3–3 3–2. Daisy-Chained JBOD Disks ........................................................................................... 3–4 3–3. I/O Request Servicing Without IOCQ .........................................................................3–5 3–4. The Effect of IOCQ.......................................................................................................... 3–6 3–5. Time for One I/O .............................................................................................................. 3–8 3–6. Time for Multiple I/Os .................................................................................................... 3–9 3–7. Single-Channel Control Units (CU).............................................................................. 3–10 3–8. Multiple Channel Control Units ................................................................................... 3–11 3–9. EMC Symmetrix Data Flow.......................................................................................... 3–14 3–10. Disk Device Terminology ............................................................................................. 3–16 3–11. I/O Request Time Breakdown .................................................................................... 3–17 3–12. Disk Queue Impact ....................................................................................................... 3–20 3–13. Transfer Time ................................................................................................................. 3–23 3–14. Hardware Service Time Affected by Cache-Hit Rate .......................................... 3–24 3–15. Requests Join a Queue ............................................................................................... 3–25 3–16. Response Time .............................................................................................................. 3–26 3–17. Queue Sizes .................................................................................................................... 3–27 3–18. SRDF Modes ................................................................................................................... 3–30 3–19. Synchronous Mode ........................................................................................................ 3–31 4–1. 36-Track Tape .................................................................................................................... 4–1 4–2. Helical Scan ....................................................................................................................... 4–7 4–3. 288-Track Tape ................................................................................................................ 4–7 4–4. File on a Labeled Tape .................................................................................................. 4–11 4–5. T9840A/B Write Performance ................................................................................... 4–14 5–1. Dorado 300 and Dorado 400 PCI Bus Structure ......................................................5–3 5–2. Dorado 700, Dorado 4000, and Dorado 4100 PCI Bus Structure ........................ 5–4 5–3. SIOP: Dorado 300 I/Os per Second ........................................................................... 5–11 5–4. SIOP: Dorado 700 I/Os per Second ........................................................................... 5–11 5–5. SIOP-M: Dorado 800 I/Os per Second ...................................................................... 5–12 xii 3839 6586–009
Figures 5–6. SIOP: Dorado 300 MB per Second ............................................................................ 5–12 5–7. SIOP: Dorado 700 MB per Second ............................................................................ 5–12 5–8. SIOP-M: Dorado 800 MB per Second ....................................................................... 5–13 5–9. Dorado 800 I/O Manager Throughput Ratios ......................................................... 5–13 5–10. SIOP Fibre HBA: I/Os per Second .............................................................................. 5–14 5–11. Dorado 800 Single Port Fibre HBA: I/Os per Second............................................ 5–14 5–12. SIOP Fibre HBA: MB per Second ............................................................................... 5–14 5–13. Dorado 800 Single Port Fibre HBA: MB per Second ............................................. 5–15 5–14. Dorado 800 Single Port Fibre HBA Throughput Ratio .......................................... 5–15 5–15. SIOP Fibre Disk: Sequential I/O ................................................................................... 5–16 5–16. SIOP Fibre Tape: Sequential I/O.................................................................................. 5–16 5–17. SIOP SCSI Compared to CSIOP SCSI ......................................................................... 5–17 5–18. SIOP SBCON Tape Performance ................................................................................ 5–18 5–19. SIOP/CSIOP Performance Ratio (SBCON Tape) ..................................................... 5–18 5–20. Multiple Drive SIOP FICON Performance ................................................................. 5–19 5–21. Single Drive/Device SIOP FICON Performance Ratio Relative to SBCON Baseline ........................................................................................................ 5–19 6–1. Arbitrated Loop ................................................................................................................. 6–2 6–2. Switched Fabric Topology............................................................................................. 6–5 6–3. Switched Fabric ............................................................................................................... 6–6 6–4. FC / SCSI Converter ........................................................................................................ 6–9 6–5. Brocade Switch ............................................................................................................... 6–16 6–6. Zoning ................................................................................................................................ 6–18 6–7. Zoning with Multiple Switches ................................................................................... 6–19 6–8. Multihost Zoning ............................................................................................................ 6–20 6–9. Remote Backup .............................................................................................................. 6–21 7–1. Unit Duplexing and RAID 1 .......................................................................................... 7–33 7–2. CLARiiON Disk System ................................................................................................ 7–34 7–3. CLARiiON System with Unit Duplexing ................................................................... 7–34 8–1. SBCON Channel to Peripheral Distances .................................................................. 8–3 8–2. SBCON Cable Connections ........................................................................................... 8–4 8–3. SBCON Cable or Connector Types ............................................................................. 8–5 8–4. Trunk Cables ..................................................................................................................... 8–6 8–5. Usage of Trunk and Jumper Cables ............................................................................8–7 3839 6586–009 xiii
Page 1 and 2: ClearPath Dorado 300/400/700/800/40
Page 3 and 4: Contents Section 1. PCI-Based I/O H
Page 5 and 6: Section 4. Tapes Contents 3.2.7. Mu
Page 7 and 8: Section 7. Peripheral Systems Secti
Page 9: Appendix D. Requesting Configuratio
Page 14 and 15: Figures xiv 3839 6586-009
Page 16 and 17: Tables 4-2. Performance Values for
Page 18 and 19: Tables xviii 3839 6586-009
Page 20 and 21: PCI-Based I/O Hardware The followin
Page 22 and 23: PCI-Based I/O Hardware The PCI card
Page 24 and 25: PCI-Based I/O Hardware All of the I
Page 28 and 29: PCI-Based I/O Hardware Figure 1-7.
Page 30 and 31: PCI-Based I/O Hardware 1.2.1. PCI S
Page 34 and 35: PCI-Based I/O Hardware 1.2.4. Dorad
Page 36 and 37: PCI-Based I/O Hardware Example Figu
Page 38 and 39: PCI-Based I/O Hardware Example The
Page 40 and 41: PCI-Based I/O Hardware The Remote I
Page 44 and 45: PCI-Based I/O Hardware 1.3.6. PCI H
Page 46 and 47: PCI-Based I/O Hardware • Slot 7 i
Page 48 and 49: PCI-Based I/O Hardware FIBRE 6, 5,
Page 52 and 53: PCI-Based I/O Hardware 3. If you cl
Page 54 and 55: PCI-Based I/O Hardware Style 1.4.2.
Page 56 and 57: PCI-Based I/O Hardware LED Status S
Page 58 and 59: PCI-Based I/O Hardware Style The fo
Page 60 and 61: PCI-Based I/O Hardware The PXFA-MM
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PCI-Based I/O Hardware Gigabit Ethe
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PCI-Based I/O Hardware Table 1-11.
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PCI-Based I/O Hardware • Green 10
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PCI-Based I/O Hardware • Off No l
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PCI-Based I/O Hardware Style LED LC
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PCI-Based I/O Hardware Figure 1-36.
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PCI-Based I/O Hardware Style CSB Ha
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PCI-Based I/O Hardware − Connecte
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Channel Configurations Table 2-1. A
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Channel Configurations Figure 2-1.
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Channel Configurations SAN Characte
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Channel Configurations The OS 2200
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Channel Configurations Figure 2-5.
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Channel Configurations For each hos
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Channel Configurations • There ar
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Channel Configurations 2.1.5. T9x40
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Channel Configurations OS 2200 View
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Channel Configurations Larger Pools
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Channel Configurations Table 2-9. S
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Channel Configurations The performa
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Channel Configurations Channel Tabl
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Channel Configurations 2.2. SCSI Fi
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Channel Configurations SCSI Device
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Channel Configurations The followin
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Channel Configurations The actual c
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Channel Configurations Directors an
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Channel Configurations Table 2-13.
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Channel Configurations Control of C
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Channel Configurations 2.4. FICON F
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Channel Configurations Therefore, i
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Channel Configurations Table 2-16.
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Mass Storage EMC Symmetrix systems
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Mass Storage Figure 3-2. Daisy-Chai
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Mass Storage 3.2.3. I/O Command Que
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Mass Storage IOCQ can cause some I/
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Mass Storage Figure 3-7. Single-Cha
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Mass Storage 3.3. OS 2200 Miscellan
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Mass Storage 3.4. EMC Hardware Conn
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Mass Storage Data is stored on disk
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Mass Storage 3.5.1. Definitions •
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Mass Storage What has the hamburger
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Mass Storage Transfer Rate Transfer
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Mass Storage Table 3-1. Word-to-Kil
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Mass Storage Notes: • “Waiting
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Mass Storage Channel/Device Queue T
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Mass Storage As the primary host wr
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Mass Storage A disadvantage is that
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Mass Storage Example A primary site
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Tapes Table 4-1. 36-Track Model Per
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Tapes 4.2.4. T9840/9940 Performance
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Tapes SORT/MERGE ROLOUT Prior to th
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Tapes Most customers run with compr
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Tapes Repositioning of the tape dri
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Tapes 4.3.8. Synchronization Synchr
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Tapes The I/O set up time has a lar
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Tapes Phase 2 The following table s
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Tapes − BUFON. This is the defaul
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Tapes FAS • IRU speeds up short,
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Tapes IRU The advantage of TIMER va
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Tapes FAS For more information on I
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Tapes A successful data encryption
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Tapes STDM provides for automatic e
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Performance The term “sustained b
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Performance Figure 5-2. Dorado 700,
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Performance The PCI Expansion Rack
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Performance Measuring System Perfor
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Performance 5.2. SIOP The SIOP is t
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Performance Figure 5-5. SIOP-M: Dor
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Performance Figure 5-10. SIOP Fibre
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Performance Tapes Figure 5-15. SIOP
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Performance Figure 5-18. SIOP SBCON
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Performance 5.6. Tape Drives per Ch
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Performance 5.8.3. Single I/O Modul
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Performance 5-24 3839 6586-009
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Storage Area Networks Topologies Fi
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Storage Area Networks Table 6-2 is
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Storage Area Networks There are sev
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Storage Area Networks The port on t
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Storage Area Networks Crossroads Co
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Storage Area Networks 12-Bit Addres
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Storage Area Networks FS keyins can
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Storage Area Networks 24-bit SAN Ad
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Storage Area Networks Put each Clea
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Storage Area Networks 6.6.5. Multih
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Storage Area Networks 6-22 3839 658
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Peripheral Systems Caution Unisys s
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Peripheral Systems The Ultrium 2 me
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Peripheral Systems The T9840D tape
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Peripheral Systems 7.1.4. T9840D an
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Peripheral Systems Considerations f
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Peripheral Systems 7.1.6. T9840A Ta
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Peripheral Systems Tape Format IBM
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Peripheral Systems The Exec provide
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Peripheral Systems Writing Tapes—
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Peripheral Systems Tape cartridges
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Peripheral Systems • Sort/Merge c
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Peripheral Systems 7.1.14. 4125 Ope
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Peripheral Systems 7.3. EMC Symmetr
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Peripheral Systems Table 7-6. EMC S
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Peripheral Systems Functionality Th
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Peripheral Systems The CLARiiON CX
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Peripheral Systems Figure 7-2. CLAR
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Peripheral Systems CX200 CX600 CX40
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Peripheral Systems 7-38 3839 6586-0
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Cabling The part number for the cab
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Cabling Cables with straight-tip (S
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Cabling The following are the two s
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Cabling 8.4. FICON Standard Fibre C
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Cabling Table 8-3. Supported XIOP a
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Peripheral Migration 9.2. I/O Proce
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Peripheral Migration Model Descript
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Peripheral Migration 9.4.3. End-of-
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Peripheral Migration Disks Descript
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Peripheral Migration The following
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Peripheral Migration For the follow
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Peripheral Migration Notes: • Be
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Peripheral Migration Table 9-12. SI
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Peripheral Migration 9.8. Network I
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Peripheral Migration 9.9.3. Traditi
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Fibre Channel Addresses Table A-1.
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Fibre Channel Addresses Table A-1.
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Fibre Channel Addresses A-6 3839 65
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Fabric Addresses The following tabl
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Fabric Addresses Port Location (dec
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Fabric Addresses Table B-2. Older M
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Fabric Addresses Table B-3. Newer M
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Fabric Addresses B-24 3839 6586-009
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Key Hardware Enhancements by Softwa
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Requesting Configuration Assistance
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Index Unit Duplexing, 7-32 Clock Sy
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Index overview, 3-1 path, 3-2 subsy
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Index port addresses, 6-5 storage d
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Index Index-8 3839 6586-009
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