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IBM DS8000 User Manual
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T
ables
1.
DS8000
model
comparison
chart
.
.
.
.
.
.6
2.
Comparison
of
licensed
functions
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.2
9
3.
User
Group
capabilities
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.9
2
4.
Failover
and
failback
implementation
155
5.
Remote
mirror
and
copy
return
codes
160
6.
Copy
Services
suspension
reason
codes
163
©
Copyright
IBM
Corp.
2004,
2008
ix
10
12
Table of Contents
Default Chapter
5
Table of Contents
5
Figures
9
Tables
11
About this Guide
13
Environmental Notices
15
Product Recycling and Disposal
15
Battery Return Program
16
Notices and Publication Information
15
Safety Notices
15
Conventions Used in this Guide
17
Related Information
18
DS8000 Series Library
18
Other IBM Publications
19
Ordering IBM Publications
24
Web Sites
24
How to Send Your Comments
25
Summary of Changes for
27
DS8000 User's Guide
27
Chapter 1. Introduction to IBM System Storage DS8000 Series
29
Overview of the DS8000 Series Models
29
A Base Model (with Front Cover Off) and Its Main Components
30
An Expansion Model (with Front Cover Off) and Its Main Components
31
DS8100 (Model 921 and Model 931)
32
Maximum Configuration for Model 921 or
32
DS8300 (Models 922, 932, 9A2, and 9B2)
33
With Two Expansion Models
33
Model Comparison
34
Configuration for Model 922, 932, 9A2, or 9B2
34
DS8000 Physical Footprint
36
Model 931
36
DS8000 Physical Footprint. Dimensions Are in Centimeters (Inches)
37
DS8000 Series Performance Features
38
DS8000 Interfaces
39
IBM System Storage DS Storage Manager
39
The DS Command-Line Interface
40
DS Open Application Programming Interface
41
IBM Totalstorage Productivity Center for Disk
41
IBM Totalstorage Productivity Center for Replication
42
DS8000 Hardware Specifics
43
Storage Unit Structure
43
Host Attachment Overview
44
Processor Memory
47
Overview of DS8000 Power Controls
47
Powering a Storage Unit on and off (Real-Time Only)
48
Unit Emergency Power off (UEPO) Switch
48
Rack Operator Panel
49
Data Management Features
49
RAID Implementation
49
Arrays Across Loops
51
Storage System Logical Partitions
51
IBM System Storage Resiliency Family
51
Comparison of Licensed Functions
57
Parallel Access Volumes and IBM Hyperpav
58
CKD Extended Address Volumes - 3390 Model a
58
DS8000 Series Limitations
59
Planning Data Migration
60
Logical Configuration Overview
60
Logical Configuration Sequence
62
Chapter 2. Installing the Simulated DS8000 Storage Manager Interface
63
Installing the DS Storage Manager on the Windows Operating System Using the Graphical Mode
64
Installing the IBM System Storage DS Storage Manager on the Windows Operating System Using Unattended (Silent) Mode
71
Removing the DS Storage Manager from a Windows Operating System
78
Removing the DS Storage Manager from a Windows Operating System Using the Unattended (Silent) Mode
79
Upgrading the DS Storage Manager on a Windows Operating System Using the Graphical Mode
79
Upgrading the DS Storage Manager on the Windows Operating System Using Unattended (Silent) Mode
84
Chapter 3. Installing the Simulated IBM System Storage DS8000 Storage Manager on the Linux Operating System
85
Installing the IBM System Storage DS Storage Manager on a Linux Operating System Using the Graphical Mode
85
Installing the IBM System Storage DS8000 Storage Manager on the Linux Operating System in Unattended (Silent) Mode
91
Removing the IBM System Storage DS Storage Manager from a Linux Operating System
98
Removing the DS8000 Storage Manager from a Linux Operating System Using the Unattended (Silent) Mode
99
Upgrading the IBM System Storage DS Storage Manager on a Linux Operating System
99
Upgrading the IBM System Storage DS8000 Storage Manager on the Linux Operating System in Unattended (Silent) Mode
104
Chapter 4. DS Storage Manager Postinstallation Instructions
107
Internet Browser Support
107
Stop and Start the DS Storage Manager Servers
108
Stopping and Starting the DS Storage Manager Servers on a Windows Operating System
108
Stopping and Starting the DS Storage Manager Servers on a Linux Operating System
108
Starting the DS Storage Manager Program
109
Starting the DS Storage Manager on a Windows Operating System
109
Starting the DS8000 Storage Manager on a Linux Operating System
110
Getting Started with the DS Storage Manager
110
Activating Licensed Functions
111
Chapter 5. IBM System Storage Management Console
115
Logging Onto the Management Console
115
Logging off the Management Console
116
Changing the Management Console Password
116
Accessing the DS Storage Manager
116
Dual Hardware Management Consoles
117
Internet Protocol Conventions for Ipv4 and Ipv6
117
Chapter 6. Administering User Accounts
119
User Groups
119
Adding User Accounts
121
Modifying User Accounts
122
Removing User Accounts
122
Unlocking a User Account
123
Unlocking an Administrative Password
123
Chapter 7. Storage System Logical Partition Overview
125
DS8300 LPAR Implementation
125
Variable Logical Partition Implementation
126
DS8300 Default LPAR Resource Allocation
126
Required Hardware Components to Build a Storage Image
127
I/O Resources
127
Storage Image Resource Allocation in the Processor Complexes of the DS8300
127
Processor and Memory Allocation
128
RIO-G Interconnect Separation
128
Chapter 8. Optional Feature Codes for the DS8000
129
Using Parallel Access Volumes for System Z and S/390 Hosts
129
Parallel Access Volumes
130
PAV Requirements for the DS8000
130
Overview of the Input/Output Configuration Program for the DS8000
131
Guidelines for Defining the Logical Control Unit for the DS8000
133
Reconfiguring an LCU with Larger Capacity 3390 Volumes
134
Increasing the Number of 3390S Formatted Within an LCU
134
IBM DS8000 Copy Services Functions
135
Flashcopy
136
Refreshing Target Volume - Reverse Restore
138
Flashcopy to Metro Mirror Source Volumes
138
Remote Mirror and Copy
140
Metro/Global Mirror
146
Metro/Global Mirror Volume Configuration
148
Metro/Global Mirror Configuration
149
Metro/Global Mirror Configuration with Master and Subordinate Storage Units
149
Forming Consistency Groups According to
152
Incremental Resynchronization Implementation
154
Path Connections
157
Copy Services for System Z and S/390 Hosts
158
Consistency Groups
158
Failover and Failback Operations
160
Copy Services Functions Across a 2105 and 2107/242X
161
Copy Services Functions with I5/Os
161
Adding a Copy Services 2105 Domain to a Storage Complex
163
Creating a Metro Mirror Volume Pair between a 2107 /242X and a 2105
164
Creating Remote Flashcopy Transactions
166
Chapter 9. Migrating Data to a Storage Unit
169
How to Select a Data Migration Method
169
Considerations for Replacing Existing Storage
170
Reformatting Disk Drive Modules on Open Systems
170
Overview of the Logical Volume Management Software
171
Copying a Complete Logical Volume
171
Using Mirroring to Migrate Data
172
Using the Migratepv Command
173
Using the Direct Copy Method
174
Using Backup and Restore Methods to Migrate Data
175
Migrating Data from an IBM System I Host System to the DS8000
175
Migrating Data from an IBM System Z Host System to the DS8000 Storage Unit
176
Data Migration from a UNIX-Based Host System to a DS8000 Storage Unit
177
Migrating Data to a DS8000 Storage Unit Using Volume Management Methods
178
Migrating Data Using the Direct Copy Method
179
Migrating Data Using Backup and Restore Methods
179
Migrating Data from a Windows Host System
179
Migrating Data between Storage Units
179
Moving Workloads When Migrating Data between Storage Units
180
Offloading Workloads When Migrating Data between Storage Units
180
Chapter 10. Disaster Recovery Using Copy Services
181
Performing Failover and Failback Operations (Without Global Mirror)
182
Moving Production to Site B after Planned Outages (Failover)
182
Returning Production to Local Site after Planned Outages
184
Moving Production to Site B after Unplanned Outages (Failover)
186
Appendix. Troubleshooting and Analyzing Problems
187
Understanding Problem Status Designations
197
Obtaining Services for a Storage Unit
198
Analyzing Normal Operation Problems
199
Accessibility
203
Notices
205
Terms and Conditions
206
Trademarks
207
Electronic Emission Notices
208
Federal Communications Commission (FCC) Statement
208
Industry Canada Compliance Statement
209
European Union EMC Directive Conformance Statement
209
Japanese Voluntary Control Council for Interference (VCCI) Class a Statement
210
Korean Ministry of Information and Communication (MIC) Statement
211
Taiwan Class a Compliance Statement
211
Taiwan Contact Information
211
Glossary
213
Index
243
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IBM DS8000 Specifications
General
Brand
IBM
Model
DS8000
Category
Storage
Language
English
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