Hp XP P9500 Storage User Manual download pdf (Page 43)

Figure 10 Switch connection configuration

Figure 11 Extender connection configuration

NOTE: When an MCU and RCU are connected using switches with a channel extender, and

multiple data paths are configured, the capacity of data to be transmitted may concentrate on

particular switches, depending on the configuration and the settings of switch routing. Contact

your HP account team for more information.

Supported data path configurations 43

1 2 ... 38 39 40 41 42 43 44 45 46 47 48 ... 191 192

User Guide 1
Contents 3
4 Contents 4
Contents 5 5
6 Contents 6
Contents 7 7
P9500 storage systems 10
Pair volumes 11
Journal volumes 11
Journals 11
Reference Information 12
Differential data management 13
S-VOL write option 14
Pair status 14
System requirements 15
Plan and design workflow 18
Write-workload 19
Sizing journal volumes 20
Planning journals 20
RAID group configuration 21
Planning journal volumes 22
Planning pair volumes 22
Planning pair volumes 23 23
Host failover software 25
Planning for previous models 29
System option modes 31
4 Planning the data path 34
Calculating bandwidth 35
36 Planning the data path 36
Sizing bandwidth 37 37
38 Planning the data path 38
Packet loss 39
Example configuration 40
Port types 40
Additional switches 41
42 Planning the data path 42
5 Configuration operations 44
46 Configuration operations 46
48 Configuration operations 48
50 Configuration operations 50
52 Configuration operations 52
6 Pair operations 54
Creating the initial copy 55 55
56 Pair operations 56
Creating the initial copy 57 57
Splitting pairs 58
Splitting mirrors 59
Creating point-in-time copies 60
Resynchronizing pairs 60
Resynchronizing pairs 61 61
Resynchronizing mirrors 62
Deleting pairs 62
Deleting pairs 63 63
Deleting pairs in a mirror 64
Deleting pairs in a mirror 65 65
7 Monitoring the system 66
PSUS types and behaviors 69
PSUE types and behaviors 71
Selecting data to be graphed 74
Manipulating graph, save data 76
History of pair operations 79
8 Maintaining the system 80
◦ Initial 81
◦ Stopped 81
◦ Hold(Failure) 81
82 Maintaining the system 82
84 Maintaining the system 84
Logical path maintenance 86
Deleting logical paths 87
When power stops unexpectedly 88
90 Maintaining the system 90
General recovery procedures 91
Cnt Ac-J secondary site: HOLD 100
10 Troubleshooting 103
Troubleshooting logical paths 105
B9E2, B9E4, D004 109
B9E4, D004 112
Miscellaneous troubleshooting 121
122 Troubleshooting 122
Contacting HP 123
Related information 123
Typographic conventions 124
Overview 126
Failure recovery 127
B Sharing volumes 133
Cache Residency 135
Data Retention 135
Thin Provisioning 136
LUN Expansion 137
LUN Manager 137
Fast Snap and Snapshot 137
138 Sharing volumes 138
Virtual LUN 139
Auto LUN 140
3DC cascade configuration 141
Delta resync configuration 144
◦ Use the same mirror ID 146
Problems that can occur 148
◦ Assign it to other mirrors 149
◦ Use it with RAID Manager 149
2 Data center configuration 151
Pair status and data currency 156
E GUI reference 157
Journal Detail window 159
Pair Operation window 165
Paircreate dialog box 169
Pairsplit-r dialog box 171
Pairresync dialog box 172
Pairsplit-S dialog box 173
Change Pair Option dialog box 174
Display Filter dialog box 174
DKC Operation window 175
Remote systems information 176
Logical Path Information 177
DKC Status dialog box 179
Add DKC dialog box 180
DKC Option dialog box 181
Usage Monitor window 182
History window 183
Operations in History window 184
History window notes 185
Optional Operation window 186
Glossary 188
190 Index 190
192 Index 192

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