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Manuals and User Guides for HP Continuous Access Journal. We have
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HP Continuous Access Journal manual available for free PDF download: User Manual
HP Continuous Access Journal User Manual (187 pages)
HP P9000 Continuous Access Journal User Guide (AV400-96399, October 2011)
Brand:
HP
| Category:
Software
| Size: 2.56 MB
Table of Contents
Table of Contents
3
Continuous Access Journal Overview
8
Continuous Access Journal Software
8
How Continuous Access Journal Works
8
Hardware and Software Components
9
P9500 Storage Systems
10
Main and Remote Control Units
10
Pair Volumes
11
Journal Volumes
11
Journals
11
Data Path
12
Consistency Groups and Journals
12
Remote Web Console
12
RAID Manager
13
Overview of Copy Operations
13
Initial Copy Operation
13
Update Copy Operation
14
Read and Write I/O Operations During Remote Copy Operation
15
S-VOL Write Option
15
Difference Management
15
Pair Status
15
Requirements and Specifications
17
System Requirements
17
Planning Volumes and Systems
20
Plan and Design Workflow
20
Assessing Business Requirements for Data Recovery
20
Determining Your RPO
21
Write-Workload
21
Measuring Write-Workload
21
Sizing Journal Volumes
22
Determining the Required Journal Volume Capacity
22
Calculating the Journal Size
23
Planning Journals
23
Data Transfer Speed Considerations
23
RAID Group Configuration
24
Fibre Channel Port Configuration
24
Planning Journal Volumes
24
Planning Pair Volumes
25
Maximum Number of Pairs Allowed
25
Calculating Maximum Number of Pairs
25
Priority Set for Initial Copy Operations and Scheduling Order
26
Disaster Recovery Considerations
28
Host Failover Software
28
Sharing Volumes with Continuous Access Synchronous, Other Program Products
28
Planning for Continuous Access Journal with Multiple P9500 Systems
29
Multiple Journals Per RAID Manager Consistency Group
29
Planning for Previous Models
31
Guidelines for Preparing Systems for Continuous Access Journal
32
System Option Modes
33
Planning the Data Path
35
Data Path Design Workflow
35
Sizing Bandwidth
35
Five Sizing Strategies
35
Calculating Bandwidth
36
Sizing Bandwidth for Peak Write-Workload
36
Sizing Bandwidth for Peak Rolling Average Write-Workload
37
Latency
38
Packet Loss
38
Planning Ports for Data Transfer
39
Determining Required Number of Ports
39
On Setting up Ports
40
Distances Supported for Fibre Channel Type, Number of Switches
40
Supported Data Path Configurations
41
Configuration Operations
43
Configuration Workflow
43
Define Fibre Channel Port Attributes
43
Configure Storage Systems for Continuous Access Journal, Define Logical Paths
45
Configure Additional Logical Paths
47
Specify Number of Volumes for Initial Copy, Resync
48
Register Journal Volumes in a Journal
50
Pair Operations
53
Pair Operations Workflow
53
Check Pair Status
53
Create the Initial Copy
53
Split a Pair
57
Split a Mirror
59
Create a Point-In-Time Copy
59
Restore a Pair
60
Resynchronize a Mirror
62
Delete a Pair
63
Delete Pair Volumes from a Mirror
65
Monitoring the System
67
Monitor Pair Activity and Status
67
Pair Status Definitions
67
PSUS Types and Behaviors
71
PSUE Types and Behaviors
72
Filtering Information in the List in the Pair Operation Window
73
Saving Pair Status Information into a Text File
74
Monitor Copy Operations Data, I/O
75
Select Data to be Graphed
76
Manipulate Graph, Save Data
78
Monitor Journal (Mirror) Status
78
Mirror Status Definitions
78
Monitor Logical Path Status
79
History of Operations for Data Volume Pairs
80
Maintaining the System
81
Pair Maintenance-Change the Pair-Split Option
81
Journal and Mirror Maintenance
81
Change Continuous Access Journal Options Used by Journals
82
Change Continuous Access Journal Options Used by Mirrors
84
Delete Journal Volumes from a Journal
86
Delete a Journal
87
Logical Path Maintenance
87
Modify Data-Transfer Time Threshold
87
Delete Logical Paths
88
Delete the Logical Path between Primary and Secondary Storage System
89
Manage Power-Off for Systems and Network Devices
89
When Power Stops Unexpectedly
89
When Power Is Removed from Primary or Secondary System
90
When Power Is Removed from Network Relay Devices
90
Power off Storage Systems Intentionally
90
Power off the Primary or Secondary System
90
Power off the Primary and Secondary Systems at the same Time
90
Power off Network Relay Devices
91
Disaster Recovery Operations
92
Preparing for Disaster Recovery
92
File and Database Recovery Procedures
92
Switch Operations to the Secondary Site
92
Copy Data Back to the Primary Site
92
Resume Normal Operations at the Primary Site
93
Disaster Recovery When the System Consists of Multiple Primary and Secondary Storage Systems
94
Recovering the Primary Site from a Failure When the System Consists of Multiple Primary and Secondary Storage Systems
94
Transferring Business Tasks to Primary Site after Recovering from Primary Site Failures
94
Recovery Procedures with Shared Volumes
95
Recovery in a 3DC Cascade Configuration
96
Recovering from Primary Site Disaster in 3DC Multitarget Configuration
96
Recovering from Primary Site Failures (When Delta Resync Operation Is Performed)
98
Recovering from Failures in the Primary Site and the Continuous Access Synchronous Secondary Site
100
Recovery in a 2DC Configuration
101
Resume Operations in the Primary Site
101
Recovery with Business Copy Configuration
102
10 Troubleshooting
103
General Troubleshooting
103
Troubleshooting Logical Paths
104
Troubleshooting Suspended Pairs
106
Troubleshooting Using Remote Web Console
107
Error Codes
108
Troubleshooting Using RAID Manager
108
Service Information Messages (Sims)
119
Miscellaneous Troubleshooting
121
Suspension Among Journals
121
1 Support and Other Resources
122
Contacting HP
122
Subscription Service
122
Documentation Feedback
122
Related Information
122
HP Websites
123
Conventions for Storage Capacity Values
123
Typographic Conventions
123
A Sharing Continuous Access Journal Volumes
125
Volume Types that Can be Shared with Continuous Access Journal
125
LUN Expansion
127
Virtual LUN
127
Cache Residency
127
Auto LUN
127
LUN Manager
128
Thin Provisioning
128
Data Retention
128
Performance Monitor
129
B Continuous Access Journal Configurations with Continuous Access Synchronous
130
Sharing Volumes with Continuous Access Synchronous
130
3DC Cascade Configuration
131
Prerequisite Information for 3DC Cascade
131
Procedure for Setting up 3DC Cascade
132
3DC Multitarget Configuration
132
Prerequisite Information for 3DC Multitarget
133
Procedure for Setting up 3DC Multitarget
133
Delta Resync Configuration
134
Prerequisite Information for Creating the Delta Resync Pair
135
Prerequisite Information for Performing the Delta Resync Operation
135
Creating a Delta Resync Pair
137
Configuring the Delta Resync Operation Environment to Support Remote Command Devices
137
Establish Immediate Communications
137
Assign Mirrors to Remote Command Devices
138
Release a Remote Command Device Which Is Assigned to a Mirror
140
Perform the Delta Resync Operation
140
Data Center Configuration
140
Prerequisite Information for 2DC Configuration
141
Specifications and Restrictions for Continuous Access Journal Pair Operations
141
Specifications and Restrictions for Continuous Access Synchronous Pair Operations
142
Procedure for 2DC Setup
142
C Continuous Access Journal Configurations with Business Copy
143
Overview
143
Configurations with Business Copy Primary Volumes
143
Configurations with Business Copy Secondary Volumes
145
Pair Status and Data Currency
145
D Continuous Access Journal Configurations with External Storage Access Manager
147
Overview
147
Configurations with Continuous Access Journal Secondary Volumes
147
E Continuous Access Journal GUI Reference
148
Journal Operation Window
148
Journal Detail Window
151
Change Journal Option Dialog Box
154
Change Mirror Option Dialog Box
154
Edit Journal Volumes Dialog Box
155
Pair Operation Window
157
Detailed Information Dialog Box
160
Paircreate Dialog Box
163
Pairsplit-R Dialog Box
165
Pairresync Dialog Box
166
Pairsplit-S Dialog Box
167
Change Pair Option Dialog Box
168
Display Filter Dialog Box
169
DKC Operation Window
170
Remote Systems Information
171
Logical Path Information
172
Port Information for the Local System
173
DKC Status Dialog Box
173
Add DKC Dialog Box
175
DKC Option Dialog Box
176
Usage Monitor Window
177
History Window
177
Operations in History Window
179
History Window Notes
180
Export Operations History
181
Optional Operation Window
181
Glossary
183
Index
185
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