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HP Surestore Disk Array FC60 Disk Array FC60 User's Guide (A5635A) - Page 51

Array Design Considerations

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Page 51 highlights

Array Planning Array Design Considerations 51

Section	Page
1 Product Description	13
Product Description	14
Operating System Support	16
Management Tools	16
Features	16
High Availability	16
Scalable Storage Capacity	17
LED Status Monitoring	17
Disk Enclosure Components	18
Operation Features	20
Disk Enclosure SC10 Modules	22
Array Controller Enclosure Components	29
Front Cover	32
Controller Modules	33
Controller Fan Modules	35
Power Supply Modules	37
Power Supply Fan Module	38
Battery Backup Unit	40
Disk Array High Availability Features	42
RAID Level Comparisons	43
Capacity Management Features	47
2 Array Planning	49
Overview	50
Array Design Considerations	51
Array Hardware Configuration	51
RAID, Volume Groups, and Global Hot Spares	52
High Availability	53
Performance	53
Storage Capacity	55
Expanding Storage Capacity	55
Recommended Disk Array Configurations	57
Configuration Considerations	57
One Disk Enclosure Configuration	58
Two Disk Enclosure Configurations	60
Three Disk Enclosure Configurations	64
Four Disk Enclosure Configurations	68
Five Disk Enclosure Configurations	72
Six Disk Enclosure Configurations	76
Total Disk Array Capacity	80
For high-availability, one disk per SCSI channel is used as a global hot spare.	81
3 Installation	83
Overview	84
Host System Requirements	85
Windows NT and Windows 2000	85
Configuration Switches	86
Disk Enclosure (Tray) ID Switch	86
Disk Enclosure DIP Switch	86
Fibre Channel Host ID Address Setting	89
Attaching Power Cords	93
Attaching SCSI Cables and Configuring the Disk Enclosure Switches	94
Full-Bus Cabling and Switch Configuration	95
Split-Bus Switch and Cabling Configurations	98
Connecting the Fibre Channel Cables	103
Applying Power to the Disk Array	105
4 Managing the Disk Array	113
Tools for Managing the Disk Array FC60	114
Managing Disk Array Capacity	115
Configuring Volumes	115
Selecting Disks for a Volume Group	115
Assigning Volume Group Ownership	119
Selecting a RAID Level	119
Global Hot Spares	120
Setting Stripe Segment Size	120
Evaluating Performance Impact	122
Adding Capacity to the Disk Array	126
Adding More Disk Modules	126
Adding Additional Disk Enclosures	127
Replacing Disk Modules with Higher Capacity Modules	127
Upgrading Controller Cache to 512 Mbytes	129
5 Troubleshooting	131
Introduction	132
About Field Replaceable Units (FRUs)	133
Windows NT and Windows 2000 Troubleshooting Tools	133
Disk Array Installation/Troubleshooting Checklist	134
Power-Up Troubleshooting	136
Controller Enclosure Troubleshooting	138
Introduction	138
Controller Enclosure LEDs	139
SureStore E Disk System SC10 Troubleshooting	141
Disk Enclosure LEDs	141
Isolating Causes	144
6 Removal and Replacement	147
Overview	148
Disk Enclosure Modules	150
Disk Module or Filler Module	150
Disk Enclosure Fan Module	155
Disk Enclosure Power Supply Module	157
Controller Enclosure Modules	159
Front Cover Removal/Replacement	160
Controller Fan Module	161
Battery Backup Unit (BBU) Removal/Replacement	163
Power Supply Fan Module Removal/Replacement	166
Power Supply Module Removal/Replacement	168
SCSI Cables	170
7 Reference / Legal / Regulatory	173
System Requirements	174
Host Systems	174
Supported Operating Systems	174
Fibre Channel Host Adapters	174
Models and Options	175
A5635A Controller Enclosure	175
A5636A Disk Enclosure SC10	177
Disk Array FC60 Upgrade and Add-On Products	178
PDU/PDRU Products	179
Replaceable Parts	180
A5635A Controller Enclosure Specifications	182
Dimensions:	182
Weight:	182
AC Power:	183
Heat Output:	183
Environmental Specifications	184
Acoustics	185
A5636A Disk Enclosure Specifications	186
Dimensions:	186
Weight:	186
AC Power:	187
DC Power Output:	187
Heat Output:	187
Environmental Specifications	188
Acoustics	189
Warranty and License Information	190
Hewlett-Packard Hardware Limited Warranty	192
Software Product Limited Warranty	192
Limitation of Warranty	193
Hewlett-Packard Software License Terms	195
Regulatory Compliance	198
Safety Certifications:	198
EMC Compliance	198
FCC Statements (USA Only)	199
IEC Statement (Worldwide)	199
CSA Statement (For Canada Only)	199
VCCI Statement (Japan)	200
Harmonics Conformance (Japan)	200
Class A Warning Statement (Taiwan)	200
Spécification ATI Classe A (France Seulement)	201
Product Noise Declaration (For Germany Only)	201
Geräuschemission (For Germany Only)	202

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