Document Outline

• Contents
  • Intended audience
  • Prerequisites
    • Firmware versions
      • Table 1 Recommended and minimum firmware versions
  • Related documentation
  • Document conventions and symbols
    • Table 2 Document conventions
  • HP technical support
  • Subscription service
  • Helpful web sites
• Business Copy XP (BC) for the XP10000/XP12000
  • Overview of BC operations
    • BC components
      • Figure 1 BC overview
      • BC volume pairs (P-VOLs and S-VOLs)
      • Copy Threshold option
      • Cascade pairs
      • BC software on the Command View XP management station
    • BC requirements for XP12000 and XP10000
      • Table 3 BC operational requirements for XP12000 and XP10000 (continued)
      • Maximum number of pairs for the XP10000/XP12000
        • Calculating the number of differential tables for one BC pair
          • Table 4 Total number of differential tables per pair
          • Table 5 Number of control cylinders according to emulation types
          • Table 6 Relationship between emulation type, capacity, and differential tables
          • Table 7 Number of differential tables used in OPEN-V (continued)
        • Calculating the number of BC pairs if LUSE is not used
        • Calculating the number of BC pairs if LUSE is used
    • BC operations
      • Set reserve attribute operation
      • Reset reserve attribute operation
      • Paircreate operation
      • Initial copy operation
        • Figure 2 Adding a pair in BC
      • Update copy operation
        • Figure 3 Update copy operation
      • Cascade function
      • Pairsplit operation
        • Copy pace
        • Split type
          • Table 8 Read/write operations during pairsplit operations
      • Pairresync operations
      • Forward pairresync operation
        • Figure 4 Normal and quick pairresync operations
      • Backward pairresync operation
        • Figure 5 Reverse and quick restore pair operations
        • To avoid any performance impact due to the quick restore operation
          • Table 9 Requirements for reverse or quick restore pairresync operations
          • Figure 6 BC P-VOL forming pair with Continuous Access XP S-VOL and external S-VOL, respectively
          • Figure 7 BC P-VOL forming pair with external S-VOL and shared as Continuous Access XP S-VOL
          • Figure 8 BC S-VOL forming pair with external P-VOL and shared as Continuous Access XP P-VOL
          • Figure 9 BC P-VOL forming pair with Continuous Access XP Journal S-VOL and External S-VOL, respectively
          • Figure 10 BC P-VOL forming pair with external S-VOL and shared as Continuous Access XP Journal S-VOL
      • Pair status and time required for pairresync
      • Pairsplit-E operation (suspend)
      • Pairsplit-S operation (delete)
    • BC options
      • Table 10 BC options types and requirements
      • Swap&Freeze option
        • Figure 11 Quick Restore operation with or without Swap&Freeze option
      • Host I/O Performance option
    • Cascade function
      • Figure 12 Cascade pairs
      • Table 11 Relationship between L1 pair status and L2 pair operations
      • Table 12 Relationship between L2 pair status and L1 pair operations
      • Table 13 Read/write operation (host to the node volume) and L1/L2 pair status
      • Table 14 Read/write operation (host to the leaf volume) and L2 pair status
    • At-Time Split function
      • Figure 13 Overview of At-Time Split function
      • Enabling the At-Time Split function using RAID Manager
    • Pair status
      • Figure 14 BC pair status transitions
      • Table 15 BC pair status conditions (continued)
    • Cautions on switching off the power supply
    • Cautions on using the XP10000
  • Preparing for BC operations
    • System requirements
    • Preparing for BC operations
      • Table 16 Identifying the volumes for BC operations (continued)
    • Combining BC with other data management operations
    • Combining BC and Continuous Access XP Journal operations
      • Figure 15 BC and Continuous Access XP Journal: Shared P-VOL and P-VOL
      • Figure 16 BC and Continuous Access XP Journal: Shared P-VOL and S-VOL
      • Figure 17 BC and Continuous Access XP Journal: Shared P-VOL and P-VOL and P-VOL and S-VOL
    • Combining BC and Continuous Access XP operations
      • Figure 18 BC and Continuous Access XP: shared P-VOL/P-VOL
      • Figure 19 BC and Continuous Access XP: shared P-VOL/S-VOL
      • Figure 20 BC and Continuous Access XP: shared P-VOL/P-VOL and P-VOL/S-VOL
      • Figure 21 BC and Continuous Access XP: shared S-VOL/P-VOL
      • Figure 22 BC, Continuous Access XP Journal, and Continuous Access XP: Shared S-VOL/P-VOL/S-VOL
      • Figure 23 BC, Continuous Access XP, and Continuous Access XP Journal: Shared S-VOL/P-VOL/S-VOL
    • Combining BC with LUN Security XP Extension
      • Table 17 Access attribute and availability as a BC pair volume
      • Table 18 Availability of BC operations on volumes with the S-VOL Disable attribute
    • Copying access attributes
      • Table 19 VMA setting and availability of Paircreate operation
      • Figure 24 Copying access attribute
      • Table 20 Pair status and availability of LUN Security XP Extension operations
    • License capacity of LUN Security XP Extension
      • Figure 25 Required license capacity for LUN Security XP Extension when using cascade function
  • Starting BC
    • Figure 26 BC main screen
    • BC main screen
      • Table 21 BC tree icons
      • Table 22 Status icons for BC
      • Volume list
        • Figure 27 Volume list
        • Table 23 BC operations shortcut menu commands
      • Detail window
        • Figure 28 Detail window
      • S-Vol Path window
        • Figure 29 S-Vol Path window
      • Display Filter window
        • Figure 30 Display Filter window (BC tab selected)
      • Preset Volume list
        • Figure 31 Preset Volume list
  • Performing BC operations
    • Setting reserve attributes
      • Figure 32 Set Reserve Attribute window
      • Reserving one or more volumes for use as BC S-VOLs
    • Resetting reserve attributes
      • Figure 33 Reset Reserve Attribute window
      • Unreserving one or more volumes
    • Creating BC pairs (Paircreate)
      • Figure 34 Paircreate window
      • Paircreate Volume List
      • Copy Pace list
      • Select MU list
      • Select S-Vol box
      • Buttons
      • Creating L1 pairs
      • Creating L2 pairs
    • Splitting BC pairs (Pairsplit)
      • Figure 35 Pairsplit window
      • Pairsplit Volume List
      • Window options
        • Copy Pace list
        • Select MU list
        • Select Split Type list
      • Select S-Vol box
      • Buttons
      • Splitting pairs
      • Creating and splitting pairs
    • Resynchronizing BC pairs (Pairresync)
      • Figure 36 Pairresync window
      • Pairresync Volume List
      • Window options
      • Resynchronizing one or more BC pairs
    • Suspending BC pairs (Pairsplit-E)
      • Figure 37 Pairsplit-E window
      • Suspending one or more BC pairs
    • Deleting BC pairs (Pairsplit-S)
      • Figure 38 Pairsplit-S window
      • Deleting one or more BC pairs
    • Viewing BC pair status and history
      • Figure 39 History pane
      • Table 24 BC pair activity codes, messages, and descriptions
    • Setting BC options
      • Figure 40 Option screen
      • Setting a BC option (Swap&Freeze option)
  • BC error codes
    • Table 25 BC error codes (continued)
• Maximum pair calculations
  • Calculating the maximum number of Flex Copy XP copy pairs
    • Calculating the required number of differential tables
    • Calculating the number of pairs you can create
      • If LUSE is not used
      • If LUSE is used
  • Calculating the number of Auto LUN XP concurrent migration plans
    • Calculating differential tables for mainframe volume migration
      • Table 26 Control cylinders by emulation type (continued)
    • Calculating differential tables for open-system volume migration
      • Table 27 Total number of differential tables per migration plan
      • Table 28 Control cylinders by emulation type
• Index
  • A
  • B
  • C
  • D
  • E
  • F
  • H
  • I
  • L
  • M
  • N
  • O
  • P
  • Q
  • R
  • S
  • T
  • U
  • V
  • W