Document Outline

• 3PAR Remote Copy® 2.3.1 User’s Guide
• Table of Contents
• Introduction
  • 1.1 Audience
  • 1.2 Related Documentation
  • 1.3 Organization
  • 1.4 Typographical Conventions
  • 1.5 Advisories
• Remote Copy Overview
  • 2.1 Overview
  • 2.2 Remote Copy Terms and Concepts
    • 2.2.1 Remote Copy Terms
    • 2.2.2 Remote Copy Concepts
  • 2.3 Remote Copy Volume Groups
  • 2.4 Remote Copy Pairs
  • 2.5 Remote Copy Configuration
    • 2.5.1 Bidirectional Configurations
    • 2.5.2 Unidirectional Configurations
    • 2.5.3 N-to-1 Configurations
    • 2.5.4 1-to-N Configurations
    • 2.5.5 Synchronous Long Distance Configuration
  • 2.6 Remote Copy Targets
    • 2.6.1 Target Definitions
  • 2.7 Remote Copy Links
    • 2.7.1 Sending Links
    • 2.7.2 Receiving Links
  • 2.8 Remote Copy Connections
    • 2.8.1 IP Networks
    • 2.8.2 Fibre Channel Networks
    • 2.8.3 Fibre Channel over IP Networks
  • 2.9 Remote Copy Operation
    • 2.9.1 Volume Group Modes
    • 2.9.2 Synchronization Types
    • 2.9.3 Resynchronization Period
    • 2.9.4 Manual Resynchronization
    • 2.9.5 Concurrent Synchronization Limits
    • 2.9.6 Throughput Limiting Option
    • 2.9.7 Role Reversal
  • 2.10 Remote Copy and 3PAR Virtual Domains
  • 2.11 Use of Virtual Copy Snapshots
    • 2.11.1 In Synchronous Mode
    • 2.11.2 In Asynchronous Periodic Mode
  • 2.12 Remote Copy and Thin Provisioning
    • 2.12.1 Snapshots and Common Provisioning Groups
    • 2.12.2 Thinly Provisioned Virtual Volumes
    • 2.12.3 Fully Provisioned Virtual Volumes
  • 2.13 Error Handling
    • 2.13.1 Single Link Failure
    • 2.13.2 Double Link Failure
    • 2.13.3 Remote Copy Failure Timeouts
    • 2.13.4 Storage Server Failures
    • 2.13.5 Write Errors
    • 2.13.6 Read Errors
  • 2.14 Requirements and Restrictions
    • 2.14.1 N-to-1 Restrictions
    • 2.14.2 1-to-N Restrictions
    • 2.14.3 Synchronous Long Distance Restrictions
• Remote Copy Setup
  • 3.1 Available Setup Methods
  • 3.2 Preparing for Setup
  • 3.3 Gathering Necessary Information
  • 3.4 Setting the Remote Copy Transport Layer
    • 3.4.1 Setting Up Remote Copy Over IP
    • 3.4.2 Setting Up the Remote Copy Interface for RCIP
    • 3.4.3 Setting Up Remote Copy Over Fibre Channel
    • 3.4.4 Setting Up RCFC Over an IP Network
  • 3.5 Setting Up Remote Copy
    • 3.5.1 Setting Up Unidirectional Remote Copy
    • 3.5.2 Setting Up Bidirectional Remote Copy
  • 3.6 Synchronous Long Distance Remote Copy Setup
    • 3.6.1 Setting Up the Primary Server
    • 3.6.2 Setting Up the Backup Servers
    • 3.6.3 Verifying Synchronous Long Distance Remote Copy Setup
    • 3.6.4 Creating Synchronous Long Distance Remote Copy Volume Groups
  • 3.7 Initial Synchronization Using Tape Backup
    • 3.7.1 Synchronizing Volume Groups
• Using Remote Copy
  • 4.1 Management
  • 4.2 Reversing Target Designations
  • 4.3 Changing Remote Copy Mode for a Volume Group
  • 4.4 Setting Remote Copy Volume Group Policies
  • 4.5 Manual Resynchronization
  • 4.6 Viewing Synchronization Details
  • 4.7 Converting Standard Virtual Volumes
  • 4.8 Modifying Virtual Volumes
    • 4.8.1 Growing a Virtual Volume
    • 4.8.2 Renaming a Virtual Volume
  • 4.9 Limiting Throughput
  • 4.10 Stopping Remote Copy
  • 4.11 Remote Copy Commands
• Performance and Scripting Considerations
  • 5.1 Performance Notes for RCIP Configuration
    • 5.1.1 Gigabit Ethernet Links
    • 5.1.2 Initial Synchronization
    • 5.1.3 Distance
    • 5.1.4 MTU Size
    • 5.1.5 Autonegotiation
    • 5.1.6 Remote Copy Mode
  • 5.2 Performance Notes for RCFC Configuration
    • 5.2.1 RCFC Links
    • 5.2.2 Initial Sync
    • 5.2.3 Distance
    • 5.2.4 Remote Copy Mode
  • 5.3 Scripting Notes
• Quick Setup Guide
  • A.1 Setting Up the Remote Copy Transport Layer for RCIP
  • A.2 Setting Up the Remote Copy Transport Layer for RCFC
  • A.3 Setting Up Remote Copy
  • A.4 Setting Up Synchronous Long Distance Remote Copy
• Remote Copy Commands
  • admitrcopylink
  • admitrcopytarget
  • admitrcopyvv
  • controlport
  • creatercopygroup
  • creatercopytarget
  • dismissrcopylink
  • dismissrcopytarget
  • dismissrcopyvv
  • growvv
  • removercopygroup
  • removercopytarget
  • setrcopygroup
  • setrcopytarget
  • setvv
  • showport
  • showrcopy
  • showrctransport
  • startrcopy
  • startrcopygroup
  • statport
  • statrcopy
  • stoprcopy
  • stoprcopygroup
  • syncrcopy
• Example Setup and Disaster Recovery
  • C.1 Remote Copy Setup Examples
  • C.2 Bidirectional Synchronous Disaster Recovery Example
  • C.3 N-to-1 Asynchronous Periodic Disaster Recovery Example
  • C.4 1-to-N Unidirectional Asynchronous Periodic Disaster Recovery Example
  • C.5 Synchronous Long Distance Remote Copy Disaster Recovery Example
    • C.5.1 Synchronous Backup Server Assumes Role of Primary Server
    • C.5.2 Asynchronous Backup Server Assumes Role of Primary Server
    • C.5.3 Asynchronous Backup Server Assumes Role of Primary Server - No Data Transfer from the Synchronous Backup Server
  • C.6 Synchronous Long Distance Remote Copy for Data Migration
• Comparing MTU Speeds
• Index
  • A
  • B
  • C
  • D
  • E
  • F
  • G
  • H
  • I
  • L
  • M
  • N
  • P
  • Q
  • R
  • S
  • T
  • U
  • V
  • W
• Revision History