HP XP P9500 Storage User Manual

Hp p9000 continuous access journal user guide

Advertising

Table of contents

Document Outline

P9000 Continuous Access Journal User Guide
Contents
1 Continuous Access Journal overview
- Continuous Access Journal software
- How Continuous Access Journal works
- Hardware and software components
- Overview of copy operations
  - Initial copy operation
  - Update copy operation
- Read and Write I/O operations during remote copy operation
- S-VOL write option
- Difference management
- Pair status
2 Requirements and specifications
- System requirements
3 Planning volumes and systems
- Plan and design workflow
- Assessing business requirements for data recovery
  - Determining your RPO
- Write-workload
  - Measuring write-workload
- Sizing journal volumes
- Data transfer speed considerations
  - RAID group configuration
  - Fibre Channel port configuration
- Planning journal volumes
- Planning pair volumes
  - Maximum number of pairs allowed
    - Calculating maximum number of pairs
  - Priority set for initial copy operations and scheduling order
- Disaster recovery considerations
  - Host failover software
- Sharing volumes with Continuous Access Synchronous, other program products
- Planning for Continuous Access Journal with multiple P9500 systems
  - Multiple journals per RAID Manager consistency group
- Planning for previous models
- Guidelines for preparing systems for Continuous Access Journal
  - System option modes
4 Planning the data path
- Data path design workflow
- Sizing bandwidth
  - Five sizing strategies
  - Calculating bandwidth
- Planning ports for data transfer
  - Determining required number of ports
  - On setting up ports
- Distances supported for Fibre Channel type, number of switches
- Supported data path configurations
5 Configuration operations
- Configuration workflow
- Define Fibre Channel port attributes
- Configure storage systems for Continuous Access Journal, define logical paths
- Configure additional logical paths
- Specify number of volumes for initial copy, resync
- Register journal volumes in a journal
6 Pair operations
- Pair operations workflow
- Check pair status
- Create the initial copy
- Split a pair
- Split a mirror
- Create a point-in-time copy
- Restore a pair
- Resynchronize a mirror
- Delete a pair
- Delete pair volumes from a mirror
7 Monitoring the system
- Monitor pair activity and status
  - Pair status definitions
  - Monitor copy operations data, I/O
    - Select data to be graphed
    - Manipulate graph, save data
- Monitor journal (mirror) status
  - Mirror status definitions
- Monitor logical path status
  - History of operations for data volume pairs
8 Maintaining the system
- Pair maintenance—change the pair-split option
- Journal and mirror maintenance
- Logical path maintenance
- Manage power-off for systems and network devices
9 Disaster recovery operations
- Preparing for disaster recovery
- File and database recovery procedures
- Switch operations to the secondary site
- Copy data back to the primary site
- Resume normal operations at the primary site
- Disaster recovery when the system consists of multiple primary and secondary storage systems
  - Recovering the primary site from a failure when the system consists of multiple primary and secondary storage systems
  - Transferring business tasks to primary site after recovering from primary site failures
- Recovery procedures with shared volumes
10 Troubleshooting
- General troubleshooting
- Troubleshooting logical paths
- Troubleshooting suspended pairs
- Troubleshooting using Remote Web Console
- Error codes
- Troubleshooting using RAID Manager
- Service information messages (SIMs)
- Miscellaneous troubleshooting
  - Suspension among journals
11 Support and other resources
- Contacting HP
  - Subscription service
  - Documentation feedback
- Related information
  - HP websites
- Conventions for storage capacity values
- Typographic conventions
A Sharing Continuous Access Journal volumes
- Volume types that can be shared with Continuous Access Journal
- LUN Expansion
- Virtual LUN
- Cache Residency
- Auto LUN
- LUN Manager
- Thin Provisioning
- Data Retention
- Performance Monitor
B Continuous Access Journal configurations with Continuous Access Synchronous
- Sharing volumes with Continuous Access Synchronous
- 3DC cascade configuration
  - Prerequisite information for 3DC cascade
  - Procedure for setting up 3DC cascade
- 3DC multitarget configuration
  - Prerequisite information for 3DC multitarget
  - Procedure for setting up 3DC multitarget
- Delta resync configuration
- 2 data center configuration
  - Prerequisite information for 2DC configuration
    - Specifications and restrictions for Continuous Access Journal pair operations
    - Specifications and restrictions for Continuous Access Synchronous pair operations
  - Procedure for 2DC setup
C Continuous Access Journal configurations with Business Copy
- Overview
- Configurations with Business Copy primary volumes
- Configurations with Business Copy secondary volumes
- Pair status and data currency
D Continuous Access Journal configurations with External Storage Access Manager
- Overview
- Configurations with Continuous Access Journal secondary volumes
E Continuous Access Journal GUI reference
- Journal Operation window
- Journal Detail window
- Change Journal Option dialog box
- Change Mirror Option dialog box
- Edit Journal Volumes dialog box
- Pair Operation window
- DKC Operation window
- Usage Monitor window
- History window
- Optional Operation window
Glossary
Index

Popular Brands

Popular manuals