IBM 990 manuali

Ibm 990 Manuale Utente (284 pagine)

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IBM zSeries 990

1

Technical Guide

1

May 2004

3

Second Edition (May 2004)

4

Contents

5

Contents v

7

Trademarks

10

Become a published author

12

Comments welcome

12

1.1 Introduction

15

1.2 z990 models

16

1.3.1 Processor

17

1.3.2 Memory

18

1.3.6 Spanned channels

19

1.3.7 I/O connectivity

20

Up to 1024 ESCON channels

21

FICON CTC function

22

FICON Cascaded Directors

22

OSA-Express

22

Gigabit Ethernet

23

1000BASE-T Ethernet

23

Token Ring

23

1.3.8 Cryptographic

24

Internal Coupling (IC)

26

1.3.11 Hardware consoles

27

1.3.12 Concurrent upgrades

27

Capacity BackUp (CBU)

28

1.3.13 Performance

29

1.3.15 Software

30

1.3.16 Software support

31

Software pricing

32

1.3.17 Summary

33

System structure and design

35

STI Slots

36

Memory cards

36

Memory Cards

37

Book 0Book 3 Book 1 Book 2

38

MRU 0 MRU 1

38

2.1.3 Memory

39

2.1.4 Ring topology

41

2.1.5 Connectivity

43

Book upgrade

44

Book front view

44

STI connectors

44

2.1.6 Frames and cages

45

I/O cages

46

2.1.7 The MCM

47

Figure 2-11 MCM chip layout

48

2.1.9 Summary

49

2.2 System design

50

2.2.2 Book design

51

Memory Card

52

MBA Card

52

2.2.3 Processor Unit design

53

Compression Unit on a chip

55

Without BHT:

56

With BHT:

56

IEEE Floating Point

57

Translation Lookaside Buffer

57

Instruction grouping

57

Extended Translation Facility

58

Central Processors

59

Internal Coupling Facilities

60

Purpose of a zAAP

61

System Assist Processors

62

Reserved processors

63

Application preservation

64

Sparing rules

64

2.2.5 Memory design

65

Memory allocation

66

Central storage (CS)

67

Expanded storage (ES)

67

2.2.6 Modes of operation

68

Logical Partitioning overview

69

Logically partitioned mode

72

* ’ and then

73

2.2.7 Model configurations

74

Software models

75

PU conversions

76

Capacity Backup (CBU)

77

Software model MSU values

78

2.2.8 Storage operations

79

ESA/390 mode

80

ESA/390 TPF mode

81

Coupling Facility mode

81

Linux Only mode

81

2.2.9 Reserved storage

82

2.2.12 I/O subsystem

83

2.2.13 Channel Subsystem

84

I/O system structure

85

3.1 Overview

86

Figure 3-2 z990 I/O cage

88

Domain I/O slots in domain

88

I/O Cage

90

CEC Cage

90

STI-2 Extender card

91

STI-3 Extender card

91

2084-B16 CEC Cage

92

I/O Cage 1 I/O Cage 2

92

2084-D32 CEC Cage

94

I/O Cage 1

95

/O Cage 2

95

3.3.1 I/O feature cards

96

PCIXCC 0868

97

PCICA 0862

97

I/O Cage 1 - Front

98

I/O cage slot

99

PCHID numbers

99

3.4 Connectivity

101

Configuration rules notes

102

Spanned and shared channels

103

3.4.2 ESCON channel

105

16-port ESCON channel sparing

107

Channel Sparing

108

3.4.3 FICON channel

109

FICON Express SX feature

110

3.4.4 OSA-Express adapter

111

HiperSockets function

116

ISC-3 link

117

ICB-4 link

118

ICB-3 link

118

ICB-2 link

118

IC links

119

3.4.7 Cryptographic features

120

Channel Subsystem

121

LCSS 0, 1, 2, 3 30 30 1024

122

Multiple Image Facility (MIF)

123

Logical partition number

123

Logical partition identifier

124

MIF Image ID (MIFID)

124

Logical partition name

124

4.1.3 Channel spanning

126

4.3 LCSS-related numbers

129

Cryptography

131

Chapter 5. Cryptography 121

133

Programming

134

Chapter 5. Cryptography 123

135

5.3.2 The PCICA feature

137

5.3.3 Configuration rules

138

Chapter 5. Cryptography 127

139

PCICA 6 2 12 16 30/30

139

PCIXCC 4 1 4 16 30/30

139

5.5 Software requirements

141

Software support

145

6.1 Operating system support

146

6.2 z/OS software support

146

G5, G6, z800, or z900

148

Planned z/OS V1.6 support

150

6.2.3 HCD support

152

6.2.4 Automation changes

152

6.2.5 SMF support

152

6.2.6 RMF support

153

6.2.7 ICKDSF requirements

153

6.2.8 ICSF support

153

Stand-alone dump

154

Automation

154

6.3 z/VM software support

157

6.5 TPF software support

158

6.6 Linux software support

159

6.8 Workload License Charges

162

Processor identification

163

Channel to channel links

164

Sysplex functions

167

7.1 Parallel Sysplex

168

High capacity

169

Dynamic workload balancing

169

Systems management

170

Resource sharing

170

Single system image

170

Message Time Ordering

171

External Reference ID

172

Link Type z990 Max

176

Peer mode links

177

Meaning of PARTITION

178

Function Setup

179

Function

180

7.3.1 Benefits

181

7.3.2 CF structure duplexing

182

7.3.3 Configuration planning

182

CF to CF link

183

CF structure duplexing

183

7.4.1 GDPS/PPRC

184

GDPS/PPRC HyperSwap™

185

Planned HyperSwap

186

Unplanned HyperSwap

186

GDPS FlashCopy® V2 support

187

7.4.2 GDPS/XRC

188

Application

189

IRD overview

190

7.5.1 LPAR CPU management

191

Value of CPU management

192

Workload type Priority

195

Unique LPAR cluster names

196

7.5.6 References

197

Capacity upgrades

199

8.1 Concurrent upgrades

200

Model upgrades

201

Planned upgrades

201

Unplanned upgrades

202

Capacity upgrade functions

202

CUoD for processors

203

CUoD for memory

205

+ Model upgrade

206

CUoD for I/O

207

Internet

210

Activation

213

Initiation

216

Ordering

216

$

217

8.5 Capacity BackUp (CBU)

218

CBU activation

220

Image upgrades

220

CBU deactivation

220

CBU testing

221

8.6 Nondisruptive upgrades

222

8.6.1 Upgrade scenarios

223

^ zSeries 990 Technical Guide

224

8.7.1 Balanced system design

231

Multi-book structure

232

Book 0 Book 1

233

8.7.2 Superscalar processors

234

8.8 Capacity measurements

235

LSPR workloads prior to z990

237

LSPR workloads for z990

238

CB-S 20% 10% 15% 17.5% 25%

240

20%----20%

240

20% 30% 20% 15% - 20%

240

Workload type

241

LSPR-Mix

241

(Default)

241

Environmental requirements

243

9.1 Introduction

244

9.2 Weights

245

9.3 Dimensions

246

Hardware Management Console

247

G5/G6 Series

249

different Hardware

250

Token-Ring LAN

251

Enterprise

252

Ethernet LAN

253

Token-Ring

255

Remote operations

256

Support Element

257

Fiber optic cabling services

261

Glossary 255

267

Glossary 257

269

ESCON channel

270

Glossary 259

271

Related publications

273

Online resources

274

Related publications 263

275

Numerics

277

(0.5” spine)

281

0.475”<->0.873”

281

250 <-> 459 pages

281

zSeries 990

284

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