EMC FC4700 - page 61

Planning File Systems and LUNs

5-1

Invisible Body Tag

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

installation with sample shared switched and unshared direct

storage, and then provides worksheets for planning your own

storage installation. Topics are

•Multiple Paths to LUNs....................................................................5-2

•Sample Shared Switched Installation..............................................5-3

•Sample Unshared Direct Installation..............................................5-7

•Planning Applications, LUNs, and Storage Groups.....................5-8

Planning File Systems

and LUNs

Contents

Main Copyright 2000, 2001 EMC Corporation. All rights reserved. Trademark Information Contents Preface Chapter 1 About Fibre Channel FC4700 Storage Systems and Storage Networks Chapter 2 RAID Types and Tradeoffs Chapter 3 About MirrorView Remote Mirroring Software Chapter 4 About SnapView Snapshot Copy Software Chapter 5 Planning File Systems and LUNs Chapter 6 Storage-System Hardware Chapter 7 Storage-System Management Index Page Figures Page Preface Page Page Introducing Fibre Channel Storage Systems Fibre Channel Background Fibre Channel Storage Components Server Component (Host Bus Adapter Driver Package with Software) Interconnect Components Page Page Storage Component (Storage Systems, SPs, and Other Hardware) Types of Storage-System Installations About Switched Shared Storage and SANs (Storage Area Networks) Storage Groups Page Page Storage-System Hardware Page RAID Types and Tradeoffs Introducing RAID Disk Striping Mirroring RAID Groups and LUNs RAID Types RAID 5 Group (Individual Access Array) RAID 3 Group (Parallel Access Array) Page RAID 1 Mirrored Pair RAID 0 Group (Nonresident Array) RAID 1/0 Group (Mirrored RAID 0 Group) Individual Disk Unit Hot Spare Page Page RAID Benefits and Tradeoffs Performance Storage Flexibility Data Availability and Disk Space Usage Page Guidelines for RAID Groups Page Sample Applications for RAID Types Page Page What Is EMC MirrorView Software? Page MirrorView Features and Benefits Provision for Disaster Recovery with Minimal Overhead Local High Availability Cross Mirroring Integration with EMC SnapView LUN Copy Software How MirrorView Handles Failures Primary Image Failure Secondary Image Failure MirrorView Example Extended Distance Connections Page MirrorView Planning Worksheet Page Page What Is EMC SnapView Software? Snapshot Components Sample Snapshot Session The following figure shows how a sample snapshot session starts, runs, and stops. Snapshot Planning Worksheet Snapshot Cache Setup Information (For Binding) Snapshot Session Worksheet Page Page Multiple Paths to LUNs Sample Shared Switched Installation Page Page Page Sample Unshared Direct Installation Planning Applications, LUNs, and Storage Groups Application and LUN Planning Application and LUN Planning Worksheet A sample worksheet begins as follows: LUN and Storage Group Planning Worksheet Planning Applications, LUNs, and Storage Groups LUN and Storage Group Planning Worksheet n_n_n n-n-n Bus 0 enclosures DPE RAID 5 LUN 1 RAID 1 LUN Details Worksheet Page LUN Details Worksheet 104,105,106,107,108,109 000, 001 002, 003 Page Page Page Page Page Page Page Hardware for FC4700 Storage Systems Storage Hardware Rackmount DPE-Based Storage Systems Disks Storage Processor (SP) Page Page Planning Your Hardware Components Components for Shared Switched Storage Components for Shared-or-Clustered Direct Storage Components for Unshared Direct Storage Hardware Data Sheets DPE Data Sheet and requirements are shown in the following figure. Rackmount DPE Dimensions and Requirements Page DAE Data Sheet are shown in the following figure. Rackmount DAE Dimensions and Requirements Cabinets for Rackmount Enclosures Cable and Configuration Guidelines Hardware Planning Worksheets Cable Planning Template A1 A1 Dm An An The cable identifiers apply to all storage systems Hardware Component Worksheet Sample Cable Templates A2 Page Page Page Introducing Navisphere Management Software Using Navisphere Manager Software Storage Management Worksheet Management Utility Worksheet Shared Storage with FC4700 Page Index A B C D E F G H I L M N O P R S T U V W Z