EMC FC5300 User Manual download pdf (Page 51)

Planning File Systems and LUNs with Shared Switched Storage

3-1

This chapter shows a sample RAID, LUN, and Storage Group

configuration with shared storage, and then provides worksheets for

planning your own shared storage installation. Topics are

• Dual Paths to LUNs...........................................................................3-2

• Sample Shared Switched Installation..............................................3-3

• Planning Applications, LUNs, and Storage Groups.....................3-6

Planning File Systems

and LUNs with Shared

Switched Storage

1 2 ... 46 47 48 49 50 51 52 53 54 55 56 ... 133 134

CONFIGURATION PLANNING GUIDE 1
Trademark Information 2
Contents 3
About Fibre Channel 13
Storage Systems and 13
Networks (SANs) 13
Storage System Models 14
Fibre Channel Background 15
Interconnect Components 16
SP SP 18
A Switch Zone 19
16-Port Switch, Back View 19
Nine-Port Hub 20
Hardware) 21
Networks) 23
Storage Groups 24
Sample SAN Configuration 25
About Unshared Storage 28
RAID Types and 31
Tradeoffs 31
Introducing RAID 32
RAID Groups and 33
RAID Types 34
RAID 5 Group 35
RAID 3 Group 36
RAID 1 Mirrored Pair 37
RAID Types and Tradeoffs 38
Individual Disk Unit 39
Hot Spare 39
How a Hot Spare Works 41
RAID Benefits and Tradeoffs 42
Performance 43
Storage Flexibility 44
Guidelines for RAID Types 47
Planning File Systems 51
Switched Storage 51
Dual Paths to LUNs 52
Application and LUN Planning 56
LUN Details Worksheet 61
0_0,0_1,0_2,0_3,0_4 63
0_5, 0_6, 0_7, 0_8, 0_9 63
Planning LUNs and File 69
Systems with Unshared 69
Direct Storage 69
Dual SPs and Paths to LUNs 70
LUN Planning Worksheet 74
Full-fibre storage system 75
Storage System 85
Hardware 85
Shared and Unshared Storage 86
Hardware for Shared Storage 87
Storage Processor (SP) 89
Hardware for Unshared Storage 90
Disks and Disk IDs 93
Hardware Data Sheets 98
Weight (without 100
Power requirements 100
Power cables (single or dual) 101
Operating environment 101
Service clearances 101
DAE Data Sheet 102
Storage System Hardware 104
Hardware Planning Worksheets 108
Sample Component Worksheet 115
1__ LCCs:__1___PSs:__1___ 115
0__ _m or ft 115
Configuration 116
4___ PSs:___4__SPSs:_ 119
Storage-System 121
Management 121
Storage-System Management 122
Switch fabric 124
Storage Management Worksheets 125

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EMC FC5300 User Manual Page 51

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