Clustering Windows Server (eBook)

Cover 1
Copyrigt Page 5
Contents 8
Preface 12
Acknowledgments 20
Chapter 1. Understanding Clusters and Your Needs 21
1.1 Writing a Request for Proposal (RFP) for a cluster that will succeed 21
1.2 When is a cluster not a cluster? 22
1.3 Subsystems 26
1.4 Cluster attributes 29
1.5 Design goals 31
Chapter 2. Crystallizing Your Needs for a Cluster 39
2.1 Introduction 39
2.2 Acceptable availability 40
2.3 Acceptable scalability 42
2.4 Acceptable reliability 44
2.5 Cluster attributes 54
2.6 Summary 54
Chapter 3. Mechanisms of Clustering 55
3.1 Introduction 55
3.2 Cluster membership 57
3.3 States and transition 60
3.4 Cluster tasks or resources 61
3.5 Lockstep mirroring 63
3.6 Replication 64
3.7 Shared disk and shared nothing disk 66
3.8 SAN versus NAS 68
3.9 Summary 71
Chapter 4. Cluster System Classification Matrix 73
4.1 Introduction 73
4.2 Cluster review 75
4.3 Classes 76
4.4 Cluster or component or attribute? 81
4.5 Cluster products 81
4.6 Summary 84
Chapter 5. Cluster Systems Architecture 89
5.1 Introduction 89
5.2 Cluster terminology 89
5.3 Cluster models 94
5.4 Microsoft’s Cluster Server architecture 102
5.5 Quorum Resource 116
5.6 Cluster failover architecture 118
Chapter 6. I/O Subsystem Design 129
6.1 I/O subsystems and capacity planning for clusters 129
6.2 I/O load model 135
6.3 Data processing capacity model for a cluster 137
6.4 Well-engineered storage systems 150
6.5 The future of system bus technology 150
6.6 Rules of thumb for cluster capacity 154
Chapter 7. Cluster Interconnect Technologies 157
7.1 What is a cluster communication interconnect? 158
7.2 Comparison of the technologies used to interconnect systems 164
7.3 VIA cluster interconnect software standard 168
7.4 Winsock Direct technology 171
7.5 SCSI technology for NT clusters 173
Chapter 8. Cluster Networking 189
8.1 LAN technology in a cluster„the critical link 189
8.2 The enterprise connection 191
8.3 Connection and cost 194
8.4 Cluster intercommunications 196
8.5 LAN vs. SAN 196
8.6 Network transports 197
8.7 Change control on routers 202
8.8 Fault isolation 202
8.9 Cluster computer name 204
8.10 Cluster Service’s use of IP mobility 206
8.11 IP addresses required for virtual servers 208
8.12 Load balancing 209
8.13 Redundant network hardware 214
8.14 Environmental considerations for network equipment 215
8.15 Change control 217
Chapter 9. Cluster System Administration 219
9.1 The importance of cluster administration 220
9.2 Building a high-availability foundation 221
9.3 Cluster implementation options 224
9.4 Installation, test, and burn-in 227
9.5 Planning system capacity in a cluster 232
9.6 Administering applications in a clustered environment 237
9.7 Administering cluster failover groups 239
9.8 Administering virtual servers 241
9.9 Managing cluster failover events 242
Chapter 10. Achieving Data Center Reliability with Windows NT/2000 Clustering 245
10.1 Total system design approach to high availability 245
10.2 Identifying the cause of downtime 246
10.3 Quality hardware 248
10.4 Datacenter facilities 257
10.5 Disaster recovery plans 265
10.6 System design and deployment plan 271
Glossary 275
References 295
Index 310