Hp XP P9500 Storage Manuel d'utilisateur télécharger pdf (Page 66)

Media maintenance

A pair must be suspended before performing media maintenance on the P-VOL. Write operations

to the P-VOL that specify normal authorization are duplicated on the S-VOL. Write operations with

diagnostic or device support authorization are completed at the P-VOL only.

66 Monitoring and maintenance

1 2 ... 61 62 63 64 65 66 67 68 69 70 71 ... 112 113

Abstract 1
Contents 3
4 Contents 4
Contents 5 5
Typical components 7
Storage systems 7
Volume pairs 8
Data path 9
Consistency groups 9
Interfaces 14
Failover software 14
Initial copy 15
Update copy 15
System requirements 16
Preparing P9500 systems 18
Planning volume pairs 20
Planning I/O to the S-VOL 21
Managing differential data 21
Synchronous 22
16,384Base (16KLDEV, SI/VM) 22
Planning volume pairs 23 23
Planning data paths 25
3 km4 Gbps 26
1.5 km8 Gbps 26
Planning ports 27
Planning consistency groups 28
Host failover software 30
Continuous Access Journal 32
Business Copy 33
LUN Expansion 35
Virtual LVI/LUN 35
Cache Residency 35
LUN Manager 36
Thin Provisioning 36
Performance Monitor 36
Auto LUN 37
Data Retention 37
Thin Provisioning Z 38
Data Retention 39 39
5 Configuration operations 40
42 Configuration operations 42
• When CU Free is selected 43
44 Configuration operations 44
48 Configuration operations 48
6 Pair operations 49
50 Pair operations 50
Split pairs 51
Resynchronize pairs 52
Release pairs 53
Change fence level 54
7 Monitoring and maintenance 55
Pair status definitions 56
Split and suspend types 57
Export pair information 58
Monitor copy operations, I/O 59
Select data to be graphed 60
Resize graph, save data 61
Delete logical paths 62
RCU maintenance 63
General information 64
Miscellaneous maintenance 65
Media maintenance 66
8 Data migration 67
Disaster recovery overview 68
Analyze S-VOL currency 69
10 Troubleshooting 72
Error codes and messages 76
Pinned track recovery 83
Contacting HP 84
Related information 84
Typographic conventions 85
Pair Operation window 88
Paircreate dialog box 93
Pairsplit-r dialog box 94
Pairresync dialog box 94
Pairsplit-S dialog box 95
Change Pair Option dialog box 95
Display Filter dialog box 96
RCU Operation window 97
RCU Status dialog box 101
Add RCU dialog box 103
RCU Option dialog box 104
Add Path dialog box 105
Add SSID dialog box 105
Usage Monitor window 106
History window 107
Export operations history 108
History window notes 108
System Option window 109
Glossary 110
112 Index 112

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Hp XP P9500 Storage Manuel d'utilisateur Page 66

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