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by James Whitaker, Glen Routley, Libor Miklas, Pawel Brodacki, Erwan Auffret, Jon T
Implementing the IBM Storwize V7000 with IBM Spectrum Virtualize V8.1
Front cover
Notices
Trademarks
Preface
Authors
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Summary of changes
February 2018, Seventh Edition
Chapter 1. Introduction to storage virtualization
1.1 Storage virtualization terminology
1.2 Requirements driving storage virtualization
1.2.1 Benefits of using IBM Spectrum Virtualize
1.3 Latest changes and enhancements
1.3.1 IBM Storwize V7000 Gen2+
1.3.2 IBM Spectrum Virtualize Software changes and enhancements
1.4 Summary
Chapter 2. System overview
2.1 IBM Spectrum Virtualize
2.2 Storage virtualization
2.3 IBM Storwize V7000 overview
2.3.1 IBM Storwize V7000 models
2.3.2 IBM Storage Utility Offerings
2.3.3 IBM Storwize V7000 functions
2.3.4 IBM Storwize V7000 licensing
2.4 IBM Storwize V7000 hardware
2.5 IBM Storwize V7000 components
2.5.1 Hosts
2.5.2 Host cluster
2.5.3 Nodes or canisters
2.5.4 I/O groups
2.5.5 Cache
2.5.6 Clustered system
2.5.7 HyperSwap
2.5.8 Dense expansion drawers
2.5.9 Expansion Enclosures
2.5.10 RAID
2.5.11 Read Intensive Flash Drives
2.5.12 Managed disks
2.5.13 Quorum disks
2.5.14 IP Quorum
2.5.15 Storage pool
2.5.16 Volumes
2.5.17 Easy Tier
2.5.18 Encryption
2.5.19 iSCSI
2.5.20 Real-time Compression
2.5.21 IP replication
2.5.22 IBM Storwize V7000 copy services
2.5.23 Synchronous or asynchronous remote copy
2.5.24 FlashCopy and Transparent Cloud Tiering
2.6 Business continuity
2.6.1 Business Continuity with HyperSwap
2.7 Management and support tools
2.7.1 IBM Assist On-site and Remote Support Assistance
2.7.2 Event notifications
2.7.3 Simple Network Management Protocol traps
2.7.4 Syslog messages
2.7.5 Call Home email
2.8 Useful IBM Storwize V7000 websites
Chapter 3. Planning
3.1 General planning rules
3.1.1 Basic planning flow
3.2 Planning for availability
3.3 Connectivity planning
3.4 Physical planning
3.4.1 Cabling
3.5 Planning IP connectivity
3.5.1 Firewall planning
3.6 SAN configuration planning
3.6.1 Physical topology
3.6.2 Zoning
3.6.3 Storwize V7000 cluster system zone
3.6.4 Back-end storage zones
3.6.5 Host zones
3.6.6 Zoning considerations for Metro Mirror and Global Mirror
3.6.7 Port designation recommendations
3.6.8 Port masking
3.7 iSCSI configuration planning
3.7.1 iSCSI protocol
3.7.2 Topology and IP addressing
3.7.3 General recommendation
3.7.4 iSCSI back-end storage attachment
3.8 Back-end storage subsystem configuration
3.9 Internal storage configuration
3.10 Storage pool configuration
3.10.1 The storage pool and Storwize V7000 cache relationship
3.11 Volume configuration
3.11.1 Planning for image mode volumes
3.11.2 Planning for thin-provisioned volumes
3.12 Host attachment planning
3.12.1 Queue depth
3.12.2 Offloaded data transfer
3.13 Host mapping and LUN masking
3.13.1 Planning for large deployments
3.14 NPIV planning
3.15 Advanced Copy Services
3.15.1 FlashCopy guidelines
3.15.2 Combining FlashCopy and Metro Mirror or Global Mirror
3.15.3 Planning for Metro Mirror and Global Mirror
3.16 SAN boot support
3.17 Data migration from a non-virtualized storage subsystem
3.18 Storwize V7000 configuration backup procedure
3.19 Performance considerations
3.19.1 SAN
3.19.2 Back-end storage subsystems
3.19.3 Storwize V7000
3.19.4 IBM Real-time Compression
3.19.5 Performance monitoring
Chapter 4. Initial configuration
4.1 Prerequisites
4.2 System initialization
4.2.1 System initialization wizard
4.3 System setup
4.3.1 System setup wizard
4.3.2 Adding a control enclosure
4.3.3 Adding an expansion enclosure
4.4 Configuring user authentication
4.4.1 Default superuser account
4.4.2 Local authentication
4.4.3 Remote authentication
4.4.4 User groups and roles
4.5 Configuring secure communications
4.5.1 Configuring a signed certificate
4.5.2 Generating a self-signed certificate
4.6 Configuring local Fibre Channel port masking
4.6.1 Planning for local port masking
4.6.2 Setting the local port mask
4.6.3 Viewing the local port mask
Chapter 5. Graphical user interface
5.1 Normal operations using the GUI
5.1.1 Access to GUI
5.2 Introduction to the GUI
5.2.1 Task menu
5.2.2 Suggested tasks
5.2.3 Notification icons and help
5.3 Overview window
5.3.1 Content-based organization
5.4 Monitoring menu
5.4.1 System overview
5.4.2 Events
5.4.3 Performance
5.4.4 Background tasks
5.5 Pools
5.6 Volumes
5.7 Hosts
5.8 Copy Services
5.9 Access
5.9.1 Users
5.9.2 Audit log
5.10 Settings
5.10.1 Notifications menu
5.10.2 Network
5.10.3 System menu
5.10.4 Support menu
5.10.5 Setting GUI preferences
5.11 Additional frequent tasks in GUI
5.11.1 Renaming components
5.11.2 Working with enclosures
Chapter 6. Storage pools
6.1 Working with storage pools
6.1.1 Creating storage pools
6.1.2 Actions on storage pools
6.1.3 Child storage pools
6.1.4 Encrypted storage pools
6.2 Working with managed disks
6.2.1 Assigning managed disks to storage pools
6.2.2 Traditional and distributed RAID
6.2.3 Actions on arrays
6.2.4 Actions on external MDisks
6.3 Working with internal drives
6.3.1 Actions on internal drives
6.4 Working with external storage controllers
6.4.1 Fibre Channel external storage controllers
6.4.2 iSCSI external storage controllers
6.4.3 Actions on external storage controllers
Chapter 7. Volumes
7.1 Introduction to volumes
7.1.1 Image mode volumes
7.1.2 Managed mode volumes
7.1.3 Cache mode for volumes
7.1.4 Mirrored volumes
7.1.5 Thin-provisioned volumes
7.1.6 Compressed volumes
7.1.7 Volumes for various topologies
7.2 Create Volumes menu
7.3 Creating volumes
7.3.1 Creating Basic volumes
7.3.2 Creating Mirrored volumes
7.4 Mapping a volume to the host
7.5 Creating Custom volumes
7.5.1 Creating a custom thin-provisioned volume
7.5.2 Creating Custom Compressed volumes
7.5.3 Custom Mirrored Volumes
7.6 HyperSwap and the mkvolume command
7.6.1 Volume manipulation commands
7.7 Mapping Volumes to Host after volume creation
7.7.1 Mapping newly created volumes to the host using the wizard
7.8 Migrating a volume to another storage pool
7.9 Migrating volumes using the volume copy feature
7.10 Volume operations using the CLI
7.10.1 Creating a volume
7.10.2 Volume information
7.10.3 Creating a thin-provisioned volume
7.10.4 Creating a volume in image mode
7.10.5 Adding a mirrored volume copy
7.10.6 Adding a compressed volume copy
7.10.7 Splitting a mirrored volume
7.10.8 Modifying a volume
7.10.9 Deleting a volume
7.10.10 Using volume protection
7.10.11 Expanding a volume
7.10.12 Assigning a volume to a host
7.10.13 Showing volume to host mappings
7.10.14 Deleting a volume to host mapping
7.10.15 Migrating a volume
7.10.16 Migrating a fully managed volume to an image mode volume
7.10.17 Shrinking a volume
7.10.18 Showing a volume on an MDisk
7.10.19 Showing which volumes are using a storage pool
7.10.20 Showing which MDisks are used by a specific volume
7.10.21 Showing from which storage pool a volume has its extents
7.10.22 Showing the host to which the volume is mapped
7.10.23 Showing the volume to which the host is mapped
7.10.24 Tracing a volume from a host back to its physical disk
7.11 I/O throttling
7.11.1 Define a volume throttle
7.11.2 View existing volume throttles
7.11.3 Remove a volume throttle
Chapter 8. Hosts
8.1 Host attachment overview
8.2 Host clusters
8.3 N-Port Virtualization ID support
8.3.1 NPIV prerequisites
8.3.2 Enabling NPIV on a new system
8.3.3 Enabling NPIV on an existing system
8.4 Hosts operations using the GUI
8.4.1 Creating hosts
8.4.2 Host clusters
8.4.3 Advanced host administration
8.4.4 Adding and deleting host ports
8.4.5 Host mappings overview
8.5 Hosts operations using CLI
8.5.1 Create a host by using CLI
8.5.2 Advanced host administration by using the CLI
8.5.3 Adding and deleting a host port by using the CLI
8.5.4 Host Cluster Operations
Chapter 9. Storage migration
9.1 Storage migration overview
9.1.1 Interoperability and compatibility
9.1.2 Prerequisites
9.2 Storage migration wizard
Chapter 10. Advanced features for storage efficiency
10.1 Introduction
10.2 EasyTier
10.2.1 EasyTier concepts
10.2.2 Flash drive arrays and flash MDisks
10.2.3 Disk tiers
10.2.4 Read Intensive Flash drives and EasyTier
10.2.5 EasyTier process
10.2.6 EasyTier operating modes
10.2.7 Implementation considerations
10.2.8 Modifying the EasyTier setting
10.2.9 Monitoring tools
10.2.10 More information
10.3 Thin provisioning
10.3.1 Configuring a thin-provisioned volume
10.3.2 Performance considerations
10.3.3 Limitations of virtual capacity
10.4 Unmap
10.4.1 SCSI unmap command
10.5 Real-time Compression
10.5.1 Common use cases
10.5.2 Real-time Compression concepts
10.5.3 Random Access Compression Engine
10.5.4 Dual RACE instances
10.5.5 Random Access Compression Engine in IBM Spectrum Virtualize stack
10.5.6 Data write flow
10.5.7 Data read flow
10.5.8 Compression of existing data
10.5.9 Configuring compressed volumes
10.5.10 Comprestimator
Chapter 11. Advanced Copy Services
11.1 IBM FlashCopy
11.1.1 Business requirements for FlashCopy
11.1.2 FlashCopy principles and terminology
11.1.3 FlashCopy Mapping
11.1.4 Consistency Groups
11.1.5 Crash consistent copy and hosts considerations
11.1.6 Grains and bitmap - I/O indirection
11.1.7 Interaction with the cache
11.1.8 Background Copy Rate
11.1.9 Incremental FlashCopy
11.1.10 Starting FlashCopy mappings and Consistency Groups
11.1.11 Multiple target FlashCopy
11.1.12 Reverse FlashCopy
11.1.13 FlashCopy and image mode Volumes
11.1.14 FlashCopy mapping events
11.1.15 Thin provisioned FlashCopy
11.1.16 Serialization of I/O by FlashCopy
11.1.17 Event handling
11.1.18 Asynchronous notifications
11.1.19 Interoperation with Metro Mirror and Global Mirror
11.1.20 FlashCopy attributes and limitations
11.2 Managing FlashCopy by using the GUI
11.2.1 FlashCopy presets
11.2.2 FlashCopy window
11.2.3 Creating a FlashCopy mapping
11.2.4 Single-click snapshot
11.2.5 Single-click clone
11.2.6 Single-click backup
11.2.7 Creating a FlashCopy Consistency Group
11.2.8 Creating FlashCopy mappings in a Consistency Group
11.2.9 Showing related Volumes
11.2.10 Moving FlashCopy mappings across Consistency Groups
11.2.11 Removing FlashCopy mappings from Consistency Groups
11.2.12 Modifying a FlashCopy mapping
11.2.13 Renaming FlashCopy mappings
11.2.14 Renaming a Consistency Group
11.2.15 Deleting FlashCopy mappings
11.2.16 Deleting a FlashCopy Consistency Group
11.2.17 Starting FlashCopy mappings
11.2.18 Stopping FlashCopy mappings
11.2.19 Memory allocation for FlashCopy
11.3 Transparent Cloud Tiering
11.3.1 Considerations for using Transparent Cloud Tiering
11.3.2 Transparent Cloud Tiering as backup solution and data migration
11.3.3 Restore using Transparent Cloud Tiering
11.3.4 Transparent Cloud Tiering restrictions
11.4 Implementing Transparent Cloud Tiering
11.4.1 DNS Configuration
11.4.2 Enabling Transparent Cloud Tiering
11.4.3 Creating cloud snapshots
11.4.4 Managing cloud snapshots
11.4.5 Restoring cloud snapshots
11.5 Volume mirroring and migration options
11.6 Remote Copy
11.6.1 IBM SAN Volume Controller and Storwize System Layers
11.6.2 Multiple IBM Spectrum Virtualize systems replication
11.6.3 Importance of write ordering
11.6.4 Remote copy intercluster communication
11.6.5 Metro Mirror overview
11.6.6 Synchronous remote copy
11.6.7 Metro Mirror features
11.6.8 Metro Mirror attributes
11.6.9 Practical use of Metro Mirror
11.6.10 Global Mirror overview
11.6.11 Asynchronous remote copy
11.6.12 Global Mirror features
11.6.13 Using Change Volumes with Global Mirror
11.6.14 Distribution of work among nodes
11.6.15 Background copy performance
11.6.16 Thin-provisioned background copy
11.6.17 Methods of synchronization
11.6.18 Practical use of Global Mirror
11.6.19 Spectrum Virtualize HyperSwap topology
11.6.20 Consistency Protection for GM/MM
11.6.21 Valid combinations of FlashCopy, Metro Mirror, and Global Mirror
11.6.22 Remote Copy configuration limits
11.6.23 Remote Copy states and events
11.7 Remote Copy commands
11.7.1 Remote Copy process
11.7.2 Listing available system partners
11.7.3 Changing the system parameters
11.7.4 System partnership
11.7.5 Creating a Metro Mirror/Global Mirror consistency group
11.7.6 Creating a Metro Mirror/Global Mirror relationship
11.7.7 Changing Metro Mirror/Global Mirror relationship
11.7.8 Changing Metro Mirror/Global Mirror consistency group
11.7.9 Starting Metro Mirror/Global Mirror relationship
11.7.10 Stopping Metro Mirror/Global Mirror relationship
11.7.11 Starting Metro Mirror/Global Mirror consistency group
11.7.12 Stopping Metro Mirror/Global Mirror consistency group
11.7.13 Deleting Metro Mirror/Global Mirror relationship
11.7.14 Deleting Metro Mirror/Global Mirror consistency group
11.7.15 Reversing Metro Mirror/Global Mirror relationship
11.7.16 Reversing Metro Mirror/Global Mirror consistency group
11.8 Native IP replication
11.8.1 Native IP replication technology
11.8.2 IP partnership limitations
11.8.3 IP Partnership and Data compression
11.8.4 VLAN support
11.8.5 IP partnership and terminology
11.8.6 States of IP partnership
11.8.7 Remote copy groups
11.8.8 Supported configurations
11.9 Managing Remote Copy by using the GUI
11.9.1 Creating Fibre Channel partnership
11.9.2 Creating remote copy relationships
11.9.3 Creating Consistency Group
11.9.4 Renaming remote copy relationships
11.9.5 Renaming a remote copy consistency group
11.9.6 Moving stand-alone remote copy relationships to Consistency Group
11.9.7 Removing remote copy relationships from Consistency Group
11.9.8 Starting remote copy relationships
11.9.9 Starting a remote copy Consistency Group
11.9.10 Switching a relationship copy direction
11.9.11 Switching a Consistency Group direction
11.9.12 Stopping remote copy relationships
11.9.13 Stopping a Consistency Group
11.9.14 Deleting remote copy relationships
11.9.15 Deleting a Consistency Group
11.10 Remote Copy memory allocation
11.11 Troubleshooting remote copy
11.11.1 1920 error
11.11.2 1720 error
Chapter 12. Encryption
12.1 Planning for encryption
12.2 Defining encryption of data at-rest
12.2.1 Encryption methods
12.2.2 Encryption keys
12.2.3 Encryption licenses
12.3 Activating encryption
12.3.1 Obtaining an encryption license
12.3.2 Start activation process during initial system setup
12.3.3 Start activation process on a running system
12.3.4 Activate the license automatically
12.3.5 Activate the license manually
12.4 Enabling encryption
12.4.1 Starting the Enable Encryption wizard
12.4.2 Enabling encryption using USB flash drives
12.4.3 Enabling encryption using key servers
12.4.4 Enabling encryption using both providers
12.5 Configuring additional providers
12.5.1 Adding SKLM as a second provider
12.5.2 Adding USB flash drives as a second provider
12.6 Migrating between providers
12.6.1 Changing from USB flash drive provider to encryption key server
12.6.2 Changing from encryption key server to USB flash drive provider
12.7 Recovering from a provider loss
12.8 Using encryption
12.8.1 Encrypted pools
12.8.2 Encrypted child pools
12.8.3 Encrypted arrays
12.8.4 Encrypted MDisks
12.8.5 Encrypted volumes
12.8.6 Restrictions
12.9 Rekeying an encryption-enabled system
12.9.1 Rekeying using a key server
12.9.2 Rekeying using USB flash drives
12.10 Migrating between key providers
12.11 Disabling encryption
Chapter 13. RAS, monitoring, and troubleshooting
13.1 Reliability, availability, and serviceability
13.1.1 Node canisters
13.1.2 Expansion canisters
13.1.3 Dense Drawer Enclosures LED
13.1.4 Enclosure SAS cabling
13.1.5 Power
13.2 Shutting down IBM Storwize V7000
13.2.1 Shutting down a node canister
13.2.2 Shutting down a system
13.2.3 Shutting down and powering on a complete infrastructure
13.3 Configuration backup
13.3.1 Backup using CLI
13.3.2 Saving the backup using the GUI
13.4 Software update
13.4.1 Precautions before the update
13.4.2 IBM Storwize V7000 update test utility
13.4.3 Updating your Storwize V7000 to V8.1
13.4.4 Updating IBM Storwize V7000 drive code
13.4.5 Manually updating the Storwize V7000
13.5 Health Checker feature
13.6 Troubleshooting and fix procedures
13.6.1 Managing event log
13.6.2 Running a fix procedure
13.6.3 Event log details
13.7 Monitoring
13.7.1 Email notifications and the Call Home function
13.7.2 Remote Support Assistance
13.7.3 SNMP configuration
13.7.4 Syslog notifications
13.8 Audit log
13.9 Collecting support information using the GUI and the CLI
13.9.1 Collecting information using the GUI
13.9.2 Collecting logs using the CLI
13.9.3 Uploading files to the Support Center
13.10 Service Assistant Tool
Appendix A. Performance data and statistics gathering
Storwize V7000 performance overview
Performance monitoring
Appendix B. CLI setup
CLI setup
Appendix C. Terminology
Commonly encountered terms
Related publications
IBM Redbooks
Other resources
Referenced websites
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Note: Before using this information and the product it supports, read the information in “Notices” on page xiii.
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