사용자 설명서차례Front cover1Contents5Notices17Trademarks18Preface19The team that wrote this redbook19Acknowledgements21Become a published author22Comments welcome22Summary of changes23December 2006, Third Edition23Part 1 Overview25Chapter 1. Introduction271.1 Introduction to Copy Services281.1.1 Point-in-Time Copy (FlashCopy)281.1.2 Remote Mirror and Copy RMC (formerly Peer-to-Peer Remote Copy)291.1.3 Optional Copy Services function for z/OS30Chapter 2. Copy Services architecture312.1 Introduction to the Copy Services structure322.1.1 What is a management console?322.1.2 What is a Storage Unit?322.1.3 What is a Storage Facility Image (SFI)?322.1.4 What is a Storage Complex?342.2 How the new structure of Copy Services works352.2.1 Remote Mirror and Copy between Storage Complexes362.2.2 Differences between the DS CLI and the DS GUI362.3 System z communication path for Copy Services37Part 2 Interfaces39Chapter 3. DS Storage Manager413.1 System and hardware requirements423.1.1 Supported operating systems423.2 Installation modes423.3 Connecting to your DS6000 SMC433.3.1 Real-time and simulated configuration443.3.2 Advantages of using the DS GUI over the DS CLI or TSO443.3.3 Disadvantages of using the DS GUI over the DS CLI or TSO443.4 Accessing the Information Center453.5 Managing the Storage Complex463.5.1 Procedure to add a Storage Complex47Chapter 4. DS Command-Line Interface494.1 Introduction and functionality504.2 Supported operating systems for the DS CLI504.3 User accounts514.4 DS CLI profile524.5 Command structure534.6 Copy Services commands534.7 Using the DS CLI application554.7.1 Single-shot mode554.7.2 Script command mode564.7.3 Interactive mode564.8 Return codes574.9 User assistance584.10 Usage examples59Chapter 5. System z interfaces615.1 System z interfaces625.1.1 Operating system alternatives625.2 TSO625.3 ICKDSF635.4 DFSMSdss635.5 The ANTRQST macro635.6 z/TPF commands63Part 3 FlashCopy65Chapter 6. FlashCopy overview676.1 Operational environments686.2 Terminology696.3 Basic concepts696.3.1 Full volume copy726.3.2 Nocopy option726.4 FlashCopy in combination with other Copy Services736.4.1 FlashCopy and Metro Mirror736.4.2 FlashCopy and Global Copy746.4.3 FlashCopy and Global Mirror756.5 FlashCopy for z/OS data sets75Chapter 7. FlashCopy options777.1 Multiple relationship FlashCopy787.2 Consistency Group FlashCopy797.3 FlashCopy target as a Metro Mirror or Global Copy primary797.4 Incremental FlashCopy - refresh target volume807.5 Remote FlashCopy837.6 Persistent FlashCopy837.7 Data set FlashCopy837.8 Reverse restore847.9 Fast reverse restore847.10 Options and interfaces84Chapter 8. FlashCopy ordering and activation878.1 Ordering FlashCopy888.2 Activating FlashCopy898.2.1 Management898.2.2 Activation91Chapter 9. FlashCopy interfaces939.1 FlashCopy interfaces - overview949.2 DS CLI and DS SM - commands and options959.2.1 Local FlashCopy management959.2.2 Remote FlashCopy management969.3 z/OS-provided interfaces969.4 Local FlashCopy using the DS CLI979.4.1 Parameters used with local FlashCopy commands979.4.2 Local FlashCopy commands - examples999.4.3 FlashCopy Consistency Groups1089.5 Remote FlashCopy using the DS CLI1099.5.1 Remote FlashCopy commands1099.5.2 Parameters used in remote FlashCopy commands1109.6 FlashCopy management using the DS SM1119.6.1 Initiate FlashCopy using Create1119.6.2 Display properties of existing FlashCopy1139.6.3 Reverse existing FlashCopy1169.6.4 Initiate background copy for a persistent FlashCopy relationship1179.6.5 Resynchronize target1189.6.6 Delete existing FlashCopy relationship1209.7 z/OS interfaces for local FlashCopy1219.7.1 Initiating FlashCopy using DFSMSdss1219.7.2 FlashCopy using TSO commands127Chapter 10. FlashCopy performance13510.1 FlashCopy performance overview13610.1.1 Distribution of the workload - Source and target volumes location13610.1.2 LSS/LCU versus rank considerations13710.1.3 Rank geometry13710.1.4 Incremental FlashCopy13710.2 FlashCopy establish phase performance13810.3 Background copy performance13810.4 FlashCopy impact on applications13910.5 FlashCopy options - considerations14010.6 FlashCopy scenarios14010.6.1 Scenario #1: Backup to disk14010.6.2 Scenario #2: Backup to tape14110.6.3 Scenario #3: FlashCopy during peak application activity14110.6.4 Scenario #4: Ranks reserved for FlashCopy143Chapter 11. FlashCopy examples14511.1 Create a test system or integration system14611.1.1 One-time test system14611.1.2 Multiple setup of a test system with same contents14611.2 Create a backup14711.2.1 Create a FlashCopy for backup purposes without volume copy14711.2.2 Incremental FlashCopy for backup purposes14811.2.3 Using a target volume to restore its contents back to the source149Part 4 Metro Mirror151Chapter 12. Metro Mirror overview15312.1 Metro Mirror overview15412.2 Metro Mirror volume state15512.3 Data consistency15512.4 Rolling disaster15612.5 Automation and management156Chapter 13. Metro Mirror options and configuration15713.1 High availability solutions15813.1.1 GDPS HyperSwap Manager15813.1.2 Open systems - Clustering15813.2 Failover and failback15813.3 Consistency Group function16013.3.1 Data consistency and dependent writes16013.3.2 Consistency Group function - how it works16113.3.3 FREEZE and RUN parameters16413.3.4 Critical attribute16513.3.5 Consistency Group and critical mode combination16613.4 Metro Mirror paths and links16613.4.1 Fibre Channel links16713.4.2 Logical paths16813.5 Bandwidth16913.6 LSS design16913.7 Distance17013.8 Symmetrical configuration17013.9 Volumes17113.10 Hardware requirements172Chapter 14. Metro Mirror interfaces17314.1 Metro Mirror interfaces - overview17414.2 TSO commands for Metro Mirror management17514.2.1 Commands overview17614.2.2 CESTPAIR17614.2.3 CESTPATH17714.2.4 CDELPAIR17814.2.5 CDELPATH17814.2.6 CGROUP17814.2.7 CQUERY17914.2.8 CRECOVER18014.2.9 CSUSPEND18114.2.10 Batch execution of Metro Mirror TSO commands18114.3 ICKDSF18114.3.1 Metro Mirror management with ICKDSF18214.3.2 Display the Fibre Channel Connection Information Table18314.3.3 PPRCOPY DELPAIR18314.3.4 PPRCOPY DELPATH18414.3.5 PPRCOPY ESTPATH18414.3.6 PPRCOPY ESTPAIR18514.3.7 PPRCOPY FREEZE18514.3.8 PPRCOPY QUERY18514.3.9 PPRCOPY RECOVER18814.3.10 PPRCOPY SUSPEND18814.3.11 PPRCOPY RUN18814.3.12 Refreshing the VTOC18814.4 DS Command-Line Interface18914.4.1 DS CLI supported environments18914.5 DS CLI command- examples18914.5.1 Set up a Metro Mirror environment19014.5.2 Remove a Metro Mirror environment19114.5.3 Manage a Metro Mirror environment19214.6 DS Storage Manager GUI19614.6.1 Define Metro Mirror paths19614.6.2 Create Metro Mirror pairs19914.6.3 Resume suspended pair20314.7 ANTRQST API203Chapter 15. Metro Mirror performance and scalability20515.1 Performance20615.1.1 Peak bandwidth requirements20615.1.2 RMF20615.1.3 Initial synchronization20615.2 Scalability207Chapter 16. Metro Mirror examples20916.1 Resynchronization of suspended volume using TSO21016.2 Failover and failback using TSO21116.2.1 Failover process21116.2.2 Failback process21316.3 Open systems volumes with TSO commands21816.4 Define Metro Mirror path using ICKDSF22016.5 DS CLI freezepprc and unfreezepprc commands222Part 5 Global Copy223Chapter 17. Global Copy overview22517.1 Global Copy overview22617.2 Volume states and change logic22717.3 Global Copy positioning228Chapter 18. Global Copy options and configuration22918.1 Global Copy basic options23018.1.1 Establish Global Copy pair23018.1.2 Suspend Global Copy pair23018.1.3 Resume Global Copy pair23018.1.4 Terminate Global Copy pair23118.1.5 Convert a Global Copy pair to Metro Mirror23118.2 Catch-up transition23118.2.1 Go-to-sync using TSO23118.2.2 Go-to-sync using ICKDSF23218.2.3 Go-to-sync using the DS Storage Manager23218.2.4 Go-to-sync using the DS CLI23318.2.5 Display out-of-sync tracks23318.3 Create a consistent point-in-time copy23318.4 Cascading for ESS migration23518.5 Hardware requirements23718.6 DS6800 I/O ports23818.7 Global Copy connectivity23918.7.1 Fibre Channel links23918.7.2 Logical paths24018.8 Distance considerations24018.9 Other planning considerations241Chapter 19. Global Copy performance and scalability24319.1 Performance24419.1.1 Peak bandwidth requirements24419.2 Scalability24419.2.1 Addition of capacity244Chapter 20. Global Copy interfaces24520.1 Global Copy interfaces - overview24620.2 TSO commands for Global Copy management24820.2.1 Commands summary and use24820.2.2 CESTPAIR24820.2.3 CESTPATH24920.2.4 CDELPAIR24920.2.5 CDELPATH24920.2.6 CGROUP25020.2.7 CQUERY25120.2.8 CRECOVER25120.2.9 CSUSPEND25220.2.10 Batch execution of Global Copy TSO commands25220.3 ICKDSF utility for Global Copy management25220.4 DS Command-Line Interface (DS CLI)25320.4.1 Define Global Copy paths25420.4.2 Manage Global Copy pairs25520.5 DS Storage Manager25720.5.1 Paths panel25720.5.2 Metro Mirror panel258Chapter 21. Global Copy examples26121.1 Define and manage Global Copy pairs using TSO26221.2 Global Copy for migration using the DS CLI26521.2.1 Migration procedure steps26521.2.2 Cascading alternative268Chapter 22. Global Mirror overview26922.1 Synchronous and non synchronous data replication27022.1.1 Synchronous data replication and dependent writes27022.1.2 Asynchronous data replication and dependent writes27422.2 Basic concepts of Global Mirror27722.3 Set up a Global Mirror session27922.3.1 Simple configuration to start27922.3.2 Establish connectivity to remote site27922.3.3 Create Global Copy relationship between local and remote volume28022.3.4 Introduce FlashCopy28122.3.5 Define Global Mirror session28222.3.6 Populate Global Mirror session with volumes28322.3.7 Start Global Mirror session28322.4 Consistency Groups28422.4.1 Consistency Group formation28422.4.2 Consistency Group parameters286Part 6 Global Mirror289Chapter 23. Global Mirror options and configuration29123.1 Terminology used in Global Mirror environments29223.2 Create a Global Mirror environment29323.3 Modify a Global Mirror session29523.3.1 Add or remove volumes to a Global Mirror session29523.3.2 Add or remove storage disk subsystems or LSSs29623.3.3 Modify Global Mirror session parameters29623.3.4 Global Mirror environment topology changes29723.3.5 Remove a FlashCopy relationship29823.4 Remove a Global Mirror environment29923.5 Global Mirror with multiple storage disk subsystems29923.6 Connectivity between local and remote site30323.6.1 Multi-site host connectivity30323.6.2 Single site host connectivity30523.7 Recovery scenario after primary site failure30623.7.1 Normal Global Mirror operation30623.7.2 Primary site failure30623.7.3 Failover B volumes30723.7.4 Check for valid Consistency Group state30923.7.5 Set consistent data on B volumes31323.7.6 Reestablish the FlashCopy relationship between B and C volumes31423.7.7 Restart the application at the remote site31623.7.8 Prepare to switch back to the local site31623.7.9 Return to local site31723.7.10 Conclusions320Chapter 24. Global Mirror interfaces32124.1 Global Mirror interfaces - overview32224.2 Different interfaces for the same function32224.2.1 Establish FlashCopy using TSO32324.2.2 Establish FlashCopy using DS CLI32424.2.3 Establish FlashCopy using ICKDSF32524.2.4 Which interface to choose32524.3 Global Mirror management using TSO commands32624.3.1 Establish a Global Mirror environment32724.3.2 Define paths32724.3.3 Establish Global Copy volume pairs32924.3.4 Establish FlashCopy relationships for Global Mirror33124.3.5 Define a Global Mirror session33224.3.6 Populate a Global Mirror session with volumes33324.3.7 Start a Global Mirror session33424.3.8 Query a Global Mirror session33424.4 DS CLI to manage Global Mirror volumes in z/OS33724.5 Global Mirror management using ICKDSF33724.5.1 Establish a Global Mirror environment33724.5.2 Define paths33824.5.3 Establish Global Copy pairs34024.5.4 Establish FlashCopy relationships34124.5.5 Define a Global Mirror session34224.5.6 Add volumes to a session34324.5.7 Start Global Mirror34524.5.8 Query an active Global Mirror session34624.5.9 Remove a Global Mirror environment34824.5.10 Stop the Global Mirror session34824.5.11 Remove volumes from Global Mirror34924.5.12 Un-define the Global Mirror session34924.5.13 Withdraw FlashCopy relationships35024.5.14 Delete Global Copy pairs35124.5.15 Remove all paths35124.6 ANTRQST macro35124.7 DS Storage Manager GUI35224.7.1 View Global Mirror volumes in session35324.7.2 Pause and resume Global Mirror354Chapter 25. Global Mirror performance and scalability35925.1 Performance aspects for Global Mirror36025.2 Performance considerations at coordination time36125.3 Consistency Group transmission36225.4 Remote storage disk subsystem configuration36225.5 Growth within Global Mirror configurations364Chapter 26. Global Mirror examples36526.1 Global Mirror examples - configuration36626.2 Global Mirror query examples with TSO36626.2.1 Query a Global Mirror session36626.2.2 Query Global Mirror volume status - DVCSTAT option36726.2.3 Query Global Mirror session summary - GMLSTAT option36726.2.4 Global Mirror session status for each LSS - GMPSTAT option36826.2.5 Timing information36926.3 Set up the Global Mirror environment using TSO36926.3.1 Define paths37026.3.2 Establish Global Copy volume pairs37226.3.3 Establish FlashCopy relationships37326.3.4 Define Global Mirror session37426.3.5 Populate the session with Global Copy primary volumes37526.3.6 Start Global Mirror session37626.4 Primary site failure and recovery management with TSO37626.4.1 Primary site failure37726.4.2 Stop a Global Mirror session37826.4.3 Failover from B to A volumes37926.4.4 Check Global Mirror FlashCopy status between B and C volumes37926.4.5 Create a data consistent set of B volumes38026.4.6 Optionally create a data consistent set of D volumes38026.4.7 Create a data consistent set of C volumes38126.4.8 Prepare to return to the local site38226.4.9 Replicate the changes from B to A38226.4.10 Return to the local site and resume Global Mirror38326.5 Remove Global Mirror environment using TSO38426.5.1 Stop Global Mirror session38426.5.2 Remove volumes from the session38526.5.3 Delete the Global Mirror session38626.5.4 Remove FlashCopy relationships38626.5.5 Delete Global Copy volume pairs38726.5.6 Remove the paths38926.6 Planned outage management using ICKDSF39026.7 Remove a Global Mirror environment using ICKDSF39226.7.1 Stop Global Mirror session39226.7.2 Remove volumes from the session39226.7.3 Withdraw FlashCopy relationships39326.7.4 Delete the Global Mirror session39426.7.5 Delete Global Copy pairs39426.7.6 Remove Global Copy paths39626.8 Query device information with ICKDSF39626.9 Set up a Global Mirror environment using DS SM39726.9.1 Create paths39826.9.2 Create Global Copy volume pairs40126.9.3 Establish FlashCopy relationships40526.9.4 Create a Global Mirror session40926.10 Set up a Global Mirror environment using the DS CLI41326.10.1 DS CLI profile files41426.10.2 Create paths41526.10.3 Create Global Copy volume pairs41626.10.4 Create FlashCopy relationships41726.10.5 Create and start the Global Mirror session41826.11 Control and Query Global Mirror with the DS CLI41926.11.1 Query status of the paths41926.11.2 Query Global Copy pairs41926.11.3 Query FlashCopy pairs42026.11.4 Query volumes in the session42026.11.5 Query Global Mirror session information42126.11.6 Pause Global Mirror session42326.11.7 Resume Global Mirror session42326.11.8 Change a Global Mirror session42426.12 Site switch basic operations using the DS CLI42526.12.1 Perform a Global Copy failover42526.12.2 Perform a Global Copy failback42526.12.3 Create a FlashCopy for backup42626.12.4 Verify FlashCopy status between B and C volumes42726.13 Remove the Global Mirror environment with the DS CLI42826.13.1 End Global Mirror processing42926.13.2 Remove Global Mirror volumes and the session from each LSS42926.13.3 Remove FlashCopy pairs43026.13.4 Remove Global Copy pairs43026.13.5 Remove paths430Part 7 Interoperability433Chapter 27. Combining Copy Service functions43527.1 Data migration436Chapter 28. Interoperability between DS6000 and DS800043928.1 DS6000 and DS8000 Copy Services interoperability44028.2 Preparing the environment44028.2.1 Minimum microcode levels44028.2.2 Hardware and licensing requirements44028.2.3 Network connectivity44028.2.4 Creating matching user IDs and passwords44128.2.5 Updating the DS CLI profile44128.2.6 Adding the Storage Complex44228.2.7 Volume size considerations for Remote Mirror Copy44528.2.8 Determining DS6000 and DS8000 CKD volume size44528.3 RMC: Establishing paths between DS6000 and DS800044528.3.1 Decoding port IDs44528.3.2 Path creation using the DS GUI44628.3.3 Establish logical paths between DS8000 and DS6000 using DS CLI44628.3.4 Path creation using TSO44828.4 Managing Metro Mirror or Global Copy pairs44928.4.1 Managing Metro Mirror or Global Copy pairs with the DS GUI44928.4.2 Managing Metro Mirror pairs using the DS CLI44928.4.3 Managing Global Copy pairs usingthe DS CLI45028.5 Managing DS6000 to DS8000 Global Mirror45028.5.1 Managing Global Mirror pairs using DS CLI45028.6 Managing DS6000 and DS8000 FlashCopy45128.6.1 Creating a remote FlashCopy on an DS6000 using DS CLI45128.7 z/OS Global Mirror452Part 8 Solutions455Chapter 29. Interoperability between DS6000 and ESS 80045729.1 DS6000 and ESS 800 Copy Services interoperability45829.2 Preparing the environment45829.2.1 Minimum microcode levels45829.2.2 Hardware and licensing requirements45829.2.3 Network connectivity45829.2.4 Creating matching user IDs and passwords45929.2.5 Updating the DS CLI profile45929.2.6 Adding the Copy Services domain46029.2.7 Volume size considerations for RMC (PPRC)46129.2.8 Volume address considerations on the ESS 80046329.3 RMC: Establishing paths between DS6000 and ESS 80046329.3.1 Decoding port IDs46329.3.2 Creating paths with the DS GUI46429.3.3 Establishing logical paths between DS6000 and ESS 800 using DS CLI46729.3.4 Creating paths using TSO47029.4 Managing Metro Mirror or Global Copy pairs47029.4.1 Managing Metro Mirror or Global Copy pairs using the DS GUI47029.4.2 Managing Metro Mirror pairs with the DS CLI47429.4.3 Creating Metro Mirror pairs with TSO47529.4.4 Managing Global Copy pairs with the DS CLI47529.5 Managing ESS 800 Global Mirror47529.5.1 Managing Global Mirror pairs using the DS CLI47529.6 Managing ESS 800 FlashCopy47629.6.1 Creating an ESS 800 FlashCopy with the DS GUI47729.6.2 Creating an ESS 800 FlashCopy with the DS CLI47829.6.3 Creating a remote FlashCopy on an ESS 800 with the DS CLI478Chapter 30. IIBM TotalStorage Rapid Data Recovery48130.1 Introduction48230.1.1 Solution highlights48230.2 Overview48230.3 Architecture48630.4 Additional information489Chapter 31. IBM TotalStorage Productivity Center for Replication49131.1 IBM TotalStorage Productivity Center49231.2 Where we are coming from49331.3 What TPC for Replication provides49331.4 Copy Services terminology49431.4.1 FlashCopy49431.4.2 Metro Mirror49531.4.3 Global Copy49531.4.4 Global Mirror49531.4.5 Failover/Failback terminology49531.5 TPC for Replication terminology49731.5.1 TPC for Replication Copy Set49731.5.2 TPC for Replication session49831.6 TPC for Replication session types50031.6.1 TPC for Replication Basic Edition50031.6.2 TPC for Replication Advanced Edition50031.7 TPC for Replication session states50131.8 Volumes in a copy set50131.8.1 Host volume50231.8.2 Target volume50231.8.3 Journal volume50231.9 TPC for Replication and scalability50331.10 TPC for Replication system and connectivity overview50331.11 TPC for Replication monitoring and freeze capability50731.12 TPC for Replication heartbeat50831.13 Supported platforms50931.14 Hardware requirements for TPC for Replication servers51031.15 TPC for Replication GUI51131.15.1 Connect to the TPC for Replication GUI51231.15.2 Health Overview panel51331.15.3 Sessions panel51531.15.4 Storage Subsystems panel51631.15.5 Path Management panel51831.15.6 RM Server Configuration panel51931.15.7 Advanced Tools panel52031.15.8 Console log52131.16 Command Line Interface to TPC for Replication522Chapter 32. GDPS overview52532.1 GDPS solution offerings52632.1.1 GDPS/PPRC overview52732.1.2 PPRC and HyperSwap52832.1.3 RCMF/PPRC overview52832.1.4 GDPS/XRC overview52932.1.5 RCMF/XRC overview52932.1.6 GDPS/GM (Global Mirror) overview53032.1.7 GDPS 3-site solution overview53032.1.8 IBM Global Services offerings for GDPS531Appendix A. Concurrent Copy533Concurrent Copy534Overview534Concurrent Copy terminology534Benefits of using Concurrent Copy535Concurrent Copy operation536Invoking Concurrent Copy536Concurrent Copy on the DS6000536Sizing and requirements537Production and performance considerations537SMF information539Examples of Concurrent Copy invocation539Appendix B. SNMP notifications543SNMP overview544Physical connection events544Remote copy events546Global Mirror related events546Appendix C. Licensing549Licenses550Authorized level551Charging example551Appendix D. CLI migration553Migrating ESS CLI to DS CLI554Reviewing the ESS tasks to migrate554Convert the individual tasks555Related publications561IBM Redbooks561Other publications561Online resources562How to get IBM Redbooks563Help from IBM563Index565Back cover578크기: 7.64메가바이트페이지: 578Language: English매뉴얼 열기