Book description
Abstract
This IBM® Redbooks® publication helps you plan, install, tailor, configure, and manage Copy Services on the IBM DS8000® operating in an IBM z Systems® or Open Systems environment.
This book helps you design and implement a new Copy Services installation or migrate from an existing installation. It includes hints and tips to maximize the effectiveness of your installation, and information about tools and products to automate Copy Services functions. It is intended for anyone who needs a detailed and practical understanding of the DS8000 Copy Services.
Table of contents
- Front cover
- Notices
- Preface
- Part 1 Overview
- Chapter 1. Introduction
- Chapter 2. Licensing
- Part 2 Interfaces
- Chapter 3. Copy Services interfaces overview
- Chapter 4. DS command-line interface
-
Chapter 5. z Systems interfaces
- 5.1 z Systems command alternatives
- 5.2 TSO commands for z/OS
- 5.3 ICKDSF commands for z/OS, z/VM, z/VSE
- 5.4 DFSMSdss copy commands with fast replication
- 5.5 The ANTRQST API
- 5.6 The ANTTREXX API and samples
- 5.7 Native z/VM commands for FlashCopy
- 5.8 Native z/VSE commands for FlashCopy
- 5.9 Native z/TPF commands
- Part 3 FlashCopy
- Chapter 6. FlashCopy overview
- Chapter 7. FlashCopy options
- Chapter 8. FlashCopy interfaces
-
Chapter 9. Remote Pair FlashCopy
- 9.1 FlashCopy in combination with other Copy Services
- 9.2 Remote Pair FlashCopy
- 9.3 Remote Pair FlashCopy implementation and usage
- 9.4 Remote Pair FlashCopy withdrawal
- 9.5 Remote Pair FlashCopy impact on Metro Mirror state
- 9.6 Using Remote Pair FlashCopy in a z/OS environment
- 9.7 FlashCopy considerations for Metro/Global Mirror and Multiple Target PPRC
- Chapter 10. FlashCopy performance
- Chapter 11. FlashCopy examples
- Chapter 12. FlashCopy usage with z/OS products
- Part 4 Metro Mirror and Global Copy
- Chapter 13. Metro Mirror overview
- Chapter 14. Global Copy overview
- Chapter 15. Metro Mirror and Global Copy paths
-
Chapter 16. Metro Mirror and Global Copy operations
- 16.1 Metro Mirror and Global Copy pair states
- 16.2 Basic Metro Mirror and Global Copy operation
- 16.3 Suspension
- 16.4 Freeze
- 16.5 PPRC failover and failback
- 16.6 Metro Mirror Data consistency
- 16.7 Rolling disaster
- 16.8 Consistency group function
- 16.9 Creating a Global Copy consistent copy
- 16.10 Automation and management
- Chapter 17. Metro Mirror and Global Copy implementation considerations
-
Chapter 18. Metro Mirror and Global Copy interfaces and examples
- 18.1 Metro Mirror and Global Copy interfaces overview
-
18.2 Metro Mirror and Global Copy DS CLI examples
- 18.2.1 Setup, remove and manage of a Metro Mirror configuration
- 18.2.2 Switching over to a backup site
- 18.2.3 Switching back to a primary site
- 18.2.4 Metro Mirror freezepprc and unfreezepprc commands
- 18.2.5 Changing the copy mode from Metro Mirror to Global Copy
- 18.2.6 Changing the copy mode from Global Copy to Metro Mirror
- 18.2.7 Periodic offsite backup procedure
- 18.2.8 Managing data migration with Global Copy
- 18.3 Metro Mirror and Global Copy TSO examples
- 18.4 Metro Mirror and Global Copy ICKDSF examples
- Part 5 Global Mirror
- Chapter 19. Global Mirror overview
- Chapter 20. Global Mirror operations and recovery
-
Chapter 21. Global Mirror interfaces and examples
- 21.1 Global Mirror interface overview
- 21.2 Establishing a Global Mirror environment by using the DS CLI
- 21.3 Removing a Global Mirror environment with the DS CLI
-
21.4 Managing the Global Mirror environment with the DS CLI
- 21.4.1 Pausing and resuming Global Mirror consistency group formation
- 21.4.2 Changing the Global Mirror tuning parameters
- 21.4.3 Stopping and starting Global Mirror
- 21.4.4 Adding and removing volumes to the Global Mirror environment
- 21.4.5 Adding and removing an LSS to an existing Global Mirror environment
- 21.4.6 Adding and removing a subordinate storage system
-
21.5 Recovery scenario after a local site failure by using the DS CLI
- 21.5.1 Summary of the recovery scenario
- 21.5.2 Stopping Global Mirror processing
- 21.5.3 Performing Global Copy failover from H2 to H1
- 21.5.4 Verifying a valid consistency group state
- 21.5.5 Reversing FlashCopy from H2 to J2
- 21.5.6 Re-establishing the FlashCopy relationship from H2 to J2
- 21.5.7 Restarting the application at the remote site
-
21.6 Returning to the local site
- 21.6.1 Creating paths from H2 to H1
- 21.6.2 Performing Global Copy failback from H2 to H1
- 21.6.3 Querying for the Global Copy first pass completion
- 21.6.4 Quiescing the application at the remote site
- 21.6.5 Querying the out-of-sync tracks until the result shows zero
- 21.6.6 Creating paths from H1 to H2 if they do not exist
- 21.6.7 Performing Global Copy failover from H1 to H2
- 21.6.8 Performing Global Copy failback from H1 to H2
- 21.6.9 Starting Global Mirror
-
21.7 Practicing disaster recovery readiness
- 21.7.1 Querying the Global Mirror environment
- 21.7.2 Pausing Global Mirror and checking its completion
- 21.7.3 Pausing Global Copy pairs
- 21.7.4 Performing Global Copy failover from H2 to H1
- 21.7.5 Creating consistent data on H2 volumes
- 21.7.6 Waiting for the FlashCopy background copy to complete
- 21.7.7 Re-establishing the FlashCopy relationships
- 21.7.8 Taking a FlashCopy from H2 to I2
- 21.7.9 Performing disaster recovery testing by using the I2 volume
- 21.7.10 Performing Global Copy failback from H1 to H2
- 21.7.11 Waiting for the Global Copy first pass to complete
- 21.7.12 Resuming Global Mirror
- 21.8 Query Global Mirror session information with z SystemsTSO or ICKDSF interfaces
- Part 6 z/OS Global Mirror
-
Chapter 22. z/OS Global Mirror overview
- 22.1 z/OS Global Mirror introduction
-
22.2 z/OS Global Mirror terms and processes
- 22.2.1 Primary volume
- 22.2.2 Secondary volumes
- 22.2.3 Tertiary volumes
- 22.2.4 Swap volumes
- 22.2.5 Primary storage system
- 22.2.6 Secondary storage system
- 22.2.7 System data mover
- 22.2.8 z/OS Global Mirror session
- 22.2.9 Consistency group
- 22.2.10 XRC or infrastructure data sets
- 22.2.11 Utility devices
- 22.3 z/OS Global Mirror operation: Data flow
- Chapter 23. z/OS Global Mirror interfaces
- Chapter 24. How z/OS Global Mirror maintains consistency
- Chapter 25. z/OS Global Mirror scalability
- Chapter 26. Managing z/OS Global Mirror
- Part 7 Solutions
-
Chapter 27. IBM Geographically Dispersed Parallel Sysplex
- 27.1 GDPS solution offerings
-
27.2 Components of a GDPS configuration
- 27.2.1 GDPS/PPRC overview
- 27.2.2 PPRC and HyperSwap
- 27.2.3 GDPS Virtual Appliance overview
- 27.2.4 GDPS/PPRC Multiplatform Resiliency (xDR) for z Systems overview
- 27.2.5 GDPS/PPRC Distributed Cluster Management
- 27.2.6 GDPS/XRC overview
- 27.2.7 GDPS/GM (Global Mirror) overview
- 27.2.8 GDPS 3-site solution overview
- 27.2.9 GDPS 4-site solution overview
- 27.2.10 IBM Global Services offerings for GDPS
- Chapter 28. IBM Copy Services Manager
- Chapter 29. z/OS Basic HyperSwap
- Chapter 30. VMware Site Recovery Manager
- Part 8 MultiSite configurations
- Chapter 31. Metro/Global Mirror overview
- Chapter 32. Metro/Global Mirror configuration and setup
- Chapter 33. Metro/Global Mirror operations
- Chapter 34. Metro/Global Mirror recovery scenarios
-
Chapter 35. Metro/Global Mirror disaster recovery test scenarios
- 35.1 Overview
- 35.2 Providing consistency with Metro Mirror freeze
-
35.3 Providing consistency with Global Mirror
- 35.3.1 Stop Global Mirror
- 35.3.2 Suspend Global Copy from H2 to H3
- 35.3.3 Failing over Global Copy to H3
- 35.3.4 Fast reversal of FlashCopy from the J3 to H3 volumes
- 35.3.5 Establish FlashCopy from the H3 volumes to the practice I3 volumes
- 35.3.6 Failback Global Copy from H2 to H3
- 35.3.7 Restart Global Mirror
- 35.3.8 Start I/O at the disaster recovery host
-
Chapter 36. Metro/Global Mirror incremental resynchronization
- 36.1 Overview
- 36.2 Setting up Metro/Global Mirror with Incremental Resync
- 36.3 Incremental Resync recovery scenarios
-
36.4 Restore original Metro/Global Mirror configuration
- 36.4.1 Clean up the remaining components at H2
- 36.4.2 Failback Global Copy from the H3 to H2
- 36.4.3 Start Incremental Resync at H1
- 36.4.4 Stop Global Mirror at H1 and suspend Global Copy
- 36.4.5 Stop Global Copy from H1 to H3 at H3
- 36.4.6 Reverse Global Copy to run from H2 to H3
- 36.4.7 Create Metro Mirror with Incremental Resync at H1
- 36.4.8 Start Global Mirror at H2
- 36.4.9 Failure at remote H3 site
-
36.5 Convert Global Mirror to Metro/Global Mirror
- 36.5.1 Establish PPRC paths
- 36.5.2 Start Global Copy from H3 to H2
- 36.5.3 Start incremental resynchronization at H1
- 36.5.4 Terminate Global Mirror and suspend Global Copy at H1
- 36.5.5 Terminate Global Copy at target H3
- 36.5.6 Reverse Global Copy to run from H2 to H3
- 36.5.7 Start Metro Mirror from H1 to H2
- 36.5.8 Start Global Mirror at H2
- Chapter 37. Multiple Target PPRC overview
-
Chapter 38. Multiple Target PPRC topologies
- 38.1 Multiple Target PPRC topologies
- 38.2 Two Metro Mirror relationships
- 38.3 Metro Mirror and Global Mirror
- 38.4 Cascaded Metro Mirror/Global Mirror
- 38.5 Metro Mirror and Global Copy
- 38.6 Global Copy plus Global Mirror
- 38.7 Metro/Global Mirror plus Metro Mirror
- 38.8 z/OS Global Mirror and two Metro Mirror pairs
- Chapter 39. Multiple Target PPRC architecture and design
- Chapter 40. Implementing a two Metro Mirror topology
- Chapter 41. Implementing a Metro Mirror and Global Mirror topology
- Chapter 42. Implementing a Global Copy plus Global Mirror topology
- Chapter 43. Implementing a Metro/Global Mirror and Metro Mirror topology
- Chapter 44. MultiTarget PPRC with cascaded Metro/Global Mirror
-
Chapter 45. Using Multiple Target PPRC for migration
- 45.1 General considerations
- 45.2 Replacement of Metro Mirror secondary
-
45.3 Replacement of Metro Mirror primary
- 45.3.1 Requirements
- 45.3.2 Terms used in examples
- 45.3.3 Initial configuration
- 45.3.4 Installation of new DS8000 at H1’
- 45.3.5 Start Metro Mirror H1:H1’
- 45.3.6 Monitor for H1:H1’ full duplex
- 45.3.7 Monitor out of sync tracks for H1’:H2 and H2:H1’
- 45.3.8 Move production to H1’
- 45.3.9 Start replication H1’:H2
- 45.3.10 Remove Metro Mirror pairs for H1
- 45.3.11 Remove PPRC paths for H1
- 45.4 Replacement of Metro Mirror primary, alternative method
- Chapter 46. Multi-site replication scenario examples
- Chapter 47. z/OS Metro/Global Mirror
- Appendix A. z/OS concurrent copy function
- Appendix B. SNMP notifications
- Appendix C. Resource Groups
- Related publications
- Back cover
Product information
- Title: DS8000 Copy Services
- Author(s):
- Release date: March 2017
- Publisher(s): IBM Redbooks
- ISBN: 9780738442372
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