Hp 3000 Enterprise Virtual Array Manuel d'utilisateur Page 154
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- Table des matières
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
write bac k
caching
A controller process that notifies the host that the write o peration is comp lete
when the data is written to the cache. This occurs before transferring the data to
the disk. Write back caching improves response time since the write operation
completesassoonasthedatareachesthecache. Assoonaspossibleafter
caching the data, the controller then writes the data to the disk drives.
write caching A process when the host sends a write request to the controller, and the
controller places the data in the controller cache module. As soon as possible,
the controller transfers the data to the physical disk drives.
WWN World Wide Name. A unique Fibre Channel identifier c onsisting of a
16-character hexadecimal number. A WWN is required for each Fibre Channel
communication port.
154
Glossary
- HP StorageWorks 1
- Contents 3
- About this guide 11
- Rack stability 13
- HP technical support 13
- 1 Enterpr ise Virtu al Array 15
- Ease of management 16
- Data availability 16
- Performance 16
- Scalability 16
- Storage system components 17
- HP Command View E 18
- Controller software 18
- Hardware 19
- Fibre Channel loop switches 20
- HSV110 and HSV100 controllers 20
- P = Fibre (Host) Port 24
- CA = Fibre Channel Adapter 24
- Gathering information 25
- Host information 26
- Entering the WWN 27
- Entering the WWN checksum 27
- Installing opti 29
- 3 Enterpr ise Virtu al Array 31
- Setting Point in time 32
- Behavior 32
- Storage system s 35
- Adding disk driv 38
- Adding a disk drive 39
- Installing the disk drive 40
- Checking status indicators 40
- 1. Activity 41
- 2. Online 41
- 3. Fault 41
- Handling fiber o 42
- 4 Enterpr ise Virtu al Array 43
- I/O modules 44
- I/O module status indicators 45
- Fibre O ptic Fibr 47
- Copper Fibre Channel cables 47
- Fibre Channel disk drives 47
- Disk drive stat 48
- Disk drive status d isplays 48
- Power supplies and blowers 49
- Power supplies 50
- Drive enclosure EMU 51
- EMU functions 52
- EMU monitoring functions 53
- EMU displays 53
- EMU indicator di 54
- Audible alarm operations 55
- Enabling the audible alarm 56
- Muting or unmut 57
- Disabling the audible alarm 57
- Enclosure numb 58
- Error Condition Reporting 60
- Reporting group feature 63
- Reading the switch indicators 65
- Power-on self test (POST) 65
- HSV controllers 67
- High availability features 68
- Operator control panel 68
- Status indicators 69
- Navigation butt 70
- Alphanumeric display 70
- Displaying the OCP menu tree 70
- Displaying system information 71
- Shutting down the system 72
- Shutting the controller down 72
- Restarting the system 73
- Uninitializing the system 73
- Password options 73
- Changing a passw ord 73
- Clearing a passwor d 74
- Cache battery 75
- HSV controller cabling 75
- Rack configurations 75
- Power distribution 75
- Rack AC po 78
- Moving and stabilizing a rack 80
- 1. Hex nut 81
- 2. Leveler foot 81
- Customer self 83
- Component replacement videos 84
- Verifying component failure 84
- Procuring the spare part 84
- See Figure 31 85
- Figure 31 Disk drive label 85
- Replacing a disk drive 87
- Removing a disk 89
- Installing a disk drive 90
- V erify ing proper operation 90
- Adding a disk to a disk group 90
- Before you begin 91
- Removing a blower 92
- Installing a blower 92
- Removing a power supply 93
- Installing a power supply 94
- Returning the 95
- Customer replaceable units 96
- A Regulatory n otices and 97
- Laser device 98
- Laser safety warnings 99
- Class A equipment 99
- Class B equipment 99
- European union notice 100
- Notice for France 100
- WEEE Recycling Notices 100
- Greek notice 102
- Hungarian notice 102
- Portuguese notice 103
- Latvian notice 103
- Lithuanian notice 103
- Polish not 103
- Slovakian notice 104
- Slovenian notice 104
- Spanish not 104
- Swedish notice 104
- Harmonics conformance (Japan) 105
- Physical specifications 106
- Environmental s 107
- Power specifications 107
- Controller speci fications 109
- Power specificat 110
- Environmental specifications 110
- Rack specifications 111
- Nominal input voltage 113
- Specifications 113
- The power 113
- Condition r eport format 115
- Correcting errors 116
- Power supply conditions 118
- 0.2.en.02 119
- Blower conditions 120
- Temperature conditions 121
- 0.4.en.03 NON 123
- EMU conditions 124
- Transceiver conditions 128
- 0.F.en.04 CRI 129
- Backplane conditions 130
- I/O Module conditions 131
- Host conditions 133
- C Controller fault management 135
- Fault management displays 136
- Controller fault management 138
- Glossary 139
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