HP XP Continuous Access Software User Manual
HP Storage
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HP
XP24000/XP20000 Continuous Access
Journal Software User Guide
Abstract
This guide explains how to use HP XP Continuous Access Journal Software to replicate data between local and remote HP XP
disk arrays and to achieve disaster tolerance with maximum application performance. Topics include setting up remote copy
connections, configuring the storage system, creating and monitoring remote copies, recovering from a disaster, and
troubleshooting. The intended audience is a storage system administrator or authorized service provider with independent
knowledge of XP storage systems and Remote Web Console.
HP Part Number: T5278-96048
Published: May 2011
Edition: Fifteenth
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Table of contents
Document Outline
- XP24000/XP20000 Continuous Access Journal Software User Guide
- Contents
- 1 Overview of HP XP Continuous Access Journal Software
- 2 About XP Continuous Access Journal Operations
- Functionality Overview
- XP Continuous Access Journal Components
- Storage Systems
- XP Continuous Access Journal Software
- Logical Disk Controllers
- Main and Remote Control Units (Primary Storage Systems and Secondary Storage Systems)
- Consistency Groups
- Remote Copy Connections
- Initiator Ports and RCU Target Ports
- Journal Groups
- Data Volume Pairs
- Journal Volumes
- Host Failover Software
- XP Continuous Access Journal Remote Copy Operations
- Journal Processing
- XP Continuous Access Journal Delta Resync Operation
- Journal Obtain at XP Continuous Access Synchronous Secondary Site
- Switching the Master Journal Group of XP Continuous Access Journal
- Pair Status
- 3 Preparing for XP Continuous Access Journal Operations
- Requirements and Restrictions
- Installing the Hardware
- Configuring the Primary and Secondary Storage Systems for XP Continuous Access Journal Operations
- Using Multiple Primary and Secondary Storage Systems
- 3DC Multi-target Configuration of Three XP Continuous Access Journal Sites
- 3DC Cascading Configuration of Three XP Continuous Access Journal Sites
- Enabling the XP Continuous Access Journal Option
- Interoperability with Other Products and Functions
- LUSE
- Virtual LUN
- Cache Residency Manager
- LUN Manager
- XP Thin Provisioning
- XP Performance Control
- XP Business Copy
- XP Continuous Access Synchronous (3DC Cascading Configuration)
- XP Continuous Access Synchronous (3DC Multi-Target Configuration)
- Hardware Configuration
- Setup Procedure
- Requirements for Creating an XP Continuous Access Journal Pair for the Delta Resync Operation
- Requirements for Performing the Delta Resync Operation
- Configuring Delta Resync Operation Environment that uses Remote Command Devices
- Changing to a 3DC Multi-Target Configuration After Recovering from Primary Site Failures
- Transferring Business Tasks from an XP Continuous Access Secondary Site to the Primary Site (in a 3DC Cascading Configuration)
- Transferring Business Tasks from the XP Continuous Access Secondary Site to the Primary Site (in a 3DC Multi-target Configuration)
- Transferring Business Tasks from XP Continuous Access Secondary Site to Primary Site (When Delta Resync Operation is Performed in 3DC Multi-target Configuration)
- Recovering from Failures at the Primary Site and the XP Continuous Access Synchronous Secondary Site
- Transferring Business Tasks from the XP Continuous Access Journal Secondary Site to the Primary Site
- XP Continuous Access Synchronous (2DC Configuration)
- Basic Behavior
- Hardware Configuration
- Setup Procedure
- Restrictions About 2DC
- Changing to 2DC Configuration after Recovering from Primary Site Failures
- Data Retention Utility
- Performance Monitor
- XP Auto LUN Software
- Planning of Journal Volumes
- Factors That Determine Data Transfer Speed Between the Primary and Secondary Storage System
- Performing Remote Copy Between an XP12000/XP10000 Disk Array and an XP24000/XP20000 Disk Array
- 4 Using the XP Continuous Access Journal GUI
- 5 Configuring Storage Systems and Logical Paths
- Reviewing System Configuration Tasks
- Configuring Port Attributes
- Configuring Storage System Options
- Establishing the Relationship Between Primary and Secondary Storage Systems (Add DKC)
- Changing Options for Logical Paths and Storage Systems
- Adding Logical Paths
- Viewing the Status of Logical Paths
- Deleting Logical Paths
- Managing Power for Storage Systems and Network Relay Devices
- Removing the Relationship Between Primary and Secondary Storage Systems
- 6 Using Journal Groups
- Reviewing Administrator Tasks for Managing Journals
- Registering Journal Volumes in a Journal Group
- Deleting Journal Volumes from a Journal Group
- Displaying Detailed Information about a Journal Group
- Changing Options for a Journal Group
- Deleting a Journal Group
- Splitting a Mirror (Pairsplit-r: Suspending a Copy Operation)
- Restoring a Mirror (Pairresync: Resuming a Copy Operation)
- Deleting Data Volumes from a Mirror (Pairsplit-S: Ending a Copy Operation)
- Assigning Remote Command Devices to Mirrors
- Releasing Assigned Remote Command Device
- 7 Performing XP Continuous Access Journal Pair Operations
- Reviewing the Pair Operation Window
- Creating a Pair of Data Volumes (Paircreate)
- Displaying Detailed Information about a Pair of Data Volumes
- Changing Options for a Data Volume Pair
- Splitting a Pair of Data Volumes (Pairsplit-r)
- Restoring a Pair of Data Volumes (Pairresync)
- Releasing a Pair of Data Volumes (Pairsplit-S)
- Creating a Point-in-Time Copy of Data Volumes
- Recovering a Pinned Track
- 8 Usage Monitor Operations
- 9 Performing Disaster Recovery Operations
- Preparing for Disaster Recovery
- Recovering from Primary Site Failures in XP Continuous Access Journal 3DC Multi-Target Configuration (When Delta Resync Operation is Performed)
- Recovering from Primary Site Failures in XP Continuous Access Journal 3DC Cascading configuration
- Recovering from a Failure in the Intermediate Site in a 3DC Cascading Configuration
- Recovering from a Failure by Duplicating Volumes in a 3DC Cascading Configuration
- Recovering from a Disaster in a 3DC Cascading Configurationof XP Continuous Access Journal and XP Continuous Access Synchronous
- Recovering from Primary Site Disaster in a 3DC Multi-Target Configuration
- Recovering from Primary Site Failures in 3DC Multi Target Configuration of XP Continuous Access Journal and XP Continuous Access Synchronous (When Delta Resync Operation Is Performed)
- Recovering from a Disaster in a 2DC Configuration of XP Continuous Access Journal and XP Continuous Access Synchronous
- Recovering the Primary Site from a Failure When the System Consists of Multiple Primary and Secondary Storage Systems
- 10 Troubleshooting
- 11 Support and Other Resources
- Glossary
- Index