Hitachi Universal Storage Platform VM manuals

Hitachi Universal Storage Platform VM User Manual (102 pages)

Brand: Hitachi | Category: Hardware | Size: 0.64 MB |

English

Table of contents

User and Reference Guide

1

Contents

3

Acronyms and Abbreviations

5

Preface

7

CLASS 1 LASER PRODUCT

8

LASER KLASSE 1

8

Intended Audience

9

Product Version

9

Document Revision Level

9

Changes in this Revision

10

Document Organization

10

Referenced Documents

11

Document Conventions

11

Getting Help

12

Comments

13

Product Overview

15

1-2 Product Overview

16

• Specifications

17

Specifications at a Glance

18

Product Overview 1-5

19

1-6 Product Overview

20

Product Overview 1-7

21

Software Products

22

Product Overview 1-9

23

1-10 Product Overview

24

Product Overview 1-11

25

1-12 Product Overview

26

Architecture and Components

27

Hardware Architecture

28

DKA DKA

29

Storage Clusters

30

Hardware Components

31

Shared Memory

32

Cache Memory

32

Disk Drives and Flash Drives

37

Service Processor

38

Power Supplies

38

Batteries

38

Control Panel

39

Emergency Power-Off Switch

41

RAID-Level Intermix

42

Data Drive Intermix

43

Device Emulation Intermix

43

Functional and Operational

45

Characteristics

45

RAID Implementation

46

Sequential Data Striping

48

Array group 1 (7D+1P)

49

Array group 2 (7D+1P)

49

LDEV Striping

49

CU Images, LVIs, and LUs

51

Logical Units

52

Storage Navigator

53

System Option Modes

54

 Mode 506 = ON (default):

63

 Mode 506 = OFF:

63

 File system is used

74

Mainframe Operations

79

Mainframe Configuration

80

Open-Systems Operations

81

Open-Systems Configuration

83

Battery Backup Operations

84

Destage Mode

85

Backup Mode

85

Troubleshooting

87

General Troubleshooting

88

Service Information Messages

89

4-4 Troubleshooting

90

MK-96RD635-12

102

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