Forbes Guthrie, Scott Lowe, Kendrick Coleman

VMware vSphere Design (eBook, PDF)

• Format: PDF

Produktbeschreibung

Achieve the performance, scalability, and ROI your business needs What can you do at the start of a virtualization deployment to make things run more smoothly? If you plan, deploy, maintain, and optimize vSphere solutions in your company, this unique book provides keen insight and solutions. From hardware selection, network layout, and security considerations to storage and hypervisors, this book explains the design decisions you'll face and how to make the right choices. Written by two virtualization experts and packed with real-world strategies and examples, VMware vSphere Design, Second Edition will help you design smart design decisions. * Shows IT administrators how plan, deploy, maintain, and optimize vSphere virtualization solutions * Explains the design decisions typically encountered at every step in the process and how to make the right choices * Covers server hardware selection, network topology, security, storage, virtual machine design, and more * Topics include ESXi hypervisors deployment, vSwitches versus dvSwitches, and FC, FCoE, iSCSI, or NFS storage Find out the "why" behind virtualization design decisions and make better choices, with VMware vSphere Design, Second Edition, which has been fully updated for vSphere 5.x.

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Produktdetails

• Verlag: John Wiley & Sons
• Seitenzahl: 528
• Erscheinungstermin: 5. März 2013
• Englisch
• ISBN-13: 9781118538234
• Artikelnr.: 38250591

Autorenporträt

Forbes Guthrie, VCAP-DCD, (tweet @forbesguthrie) is a technical architect who specializes in virtualization and storage technologies. He is also a VMware vExpert and the creator of several popular virtualization reference cards. Forbes blogs at www.vReference.com. Scott Lowe, VCDX 39, (tweet @scott_lowe) is a technical architect at VMware. Scott is a VMware vExpert and the author of Mastering VMware vSphere 5. Scott also writes at blog.scottlowe.org, which attracts thousands of visitors daily.

Inhaltsangabe

Introduction xxi Chapter 1 * An Introduction to Designing VMware
Environments 1 What Is Design? 1 The Facets of vSphere Design 5 The
Technical Facet 6 The Organizational Facet 7 The Operational Facet 8 The
Principles of Design 9 Availability 9 Manageability 10 Performance 10
Recoverability 10 Security 11 The Process of Design 11 Gathering and
Defining Functional Requirements 11 Assessing the Environment 13 Performing
a Gap Analysis 14 Assembling the Design 15 Documenting the Design 16
Performing the Implementation 17 Summary 17 Chapter 2 * The ESXi Hypervisor
19 Evolution of the vSphere Hypervisor 19 The ESXi Concept 21 ESXi Design
22 ESXi Components 22 ESXi Agents 23 ESXi System Image 24 ESXi Customized
Images 25 ESXi Disk Layout 27 Tardisks and Ramdisks 29 ESXi Deployment 29
Hardware Requirements 29 ESXi Flavors: Installable, Embedded, and Stateless
29 Auto Deploy Infrastructure 36 Comparing Deployments Options 38 Upgrading
ESXi 41 Migrating from ESX 42 Testing 42 Deployment 43 Management 44
Postinstallation Design Options 45 Management Tools Overview 51
Host-Management Tools 51 Centralized Management Tools 54 Hardware
Monitoring 56 Logging 57 Summary 58 Chapter 3 * The Management Layer 59
Reviewing the Components of the Management Layer 59 VMware vCenter Server
59 vSphere Client and vSphere Web Client 62 vSphere Update Manager 63
Management Applications 64 Examining Key Management Layer Design Decisions
69 Virtual or Physical vCenter Server? 70 vCenter Server on Windows or
vCenter Server Appliance? 72 Local or Remote Database Server? 73 Which
Operating System for vCenter Server? 75 Creating the Management Layer
Design 76 Availability 76 Manageability 82 Performance 86 Recoverability 92
Security 92 Summary 94 Chapter 4 * Server Hardware 95 Hardware
Considerations 95 Factors in Selecting Hardware 96 Computing Needs 99
Server Constraints 101 Differentiating among Vendors 104 Server Components
106 CPU 107 RAM 110 NUMA 117 Motherboard 118 Storage 118 Network 119 PCI
119 Preparing the Server 121 Configuring the BIOS 122 Other Hardware
Settings 122 Burn-in 123 Preproduction Checks 123 Scale-Up vs Scale-Out 123
Advantages of Scaling Up 125 Advantages of Scaling Out 126 Scaling Is a
Matter of Perspective 127 Risk Assessment 127 Choosing the Right Size 128
CPU to Memory Design Ratio 129 Sizing the Hosts 130 Blade Servers vs Rack
Servers 131 Blade Servers 132 Rack Servers 135 Form-Factor Conclusions 136
Alternative Hardware Approaches 136 Cloud Computing 136 Converged Hardware
138 Summary 139 Chapter 5 * Designing Your Network 141 Examining Key
Network Components 141 Physical Connectivity 142 Network Traffic Types 142
Software Components 144 Exploring Factors Influencing the Network Design
144 Physical Switch Support 145 vSwitches and Distributed vSwitches 152
IP-Based Storage 154 10Gb Ethernet 156 I/O Virtualization 158 SR-IOV and
DirectPath I/O 159 Server Architecture 160 Crafting the Network Design 161
Availability 161 Manageability 168 Performance 171 Recoverability 173
Security 174 Design Scenarios 177 Two NICs 177 Four NICs 178 Six NICs 178
Eight NICs 179 Looking to the Future 180 Summary 180 Chapter 6 * Storage
181 Dimensions of Storage Design 181 Storage Design Factors 182 Storage
Efficiency 183 vSphere Storage Features 186 Designing for Capacity 186 RAID
Options 187 Estimating Capacity Requirements 189 VMFS Capacity Limits 190
Large or Small Datastores? 191 Thin Provisioning 193 Data Deduplication 195
Array Compression 196 Downside of Saving Space 197 Designing for
Performance 197 Measuring Storage Performance 197 How to Calculate a Disk's
IOPS 197 What Can Affect a Storage Array's IOPS? 198 Measuring Your
Existing IOPS Usage 206 Local Storage vs Shared Storage 207 Local Storage
207 What about Local Shared Storage? 209 Shared Storage 212 Choosing a
Protocol 212 Fibre Channel 215 iSCSI 218 NFS 221 Protocol Choice 224
Multipathing 225 SAN Multipathing 225 NAS Multipathing 229 vSphere Storage
Features 229 vSphere Storage APIs 230 Performance and Capacity 233 Storage
Management 242 Summary 247 Chapter 7 * Virtual Machines 249 Components of a
Virtual Machine 249 Base Virtual Machine Hardware 251 Hardware Versions 251
Virtual Machine Maximums 253 Hardware Choices 253 Removing or Disabling
Unused Hardware 259 Virtual Machine Options 259 SDRS Rules 263 vApp Options
263 vServices 263 Naming Virtual Machines 263 VMware Tools 264 Notes,
Custom Attributes, and Tagging 264 Sizing Virtual Machines 265 Virtual
Machine CPU Design 265 Cores per Socket 267 CPU Hot Plug 267 Resources 268
Additional CPU Settings 269 Virtual Machine Memory Design 270 Resources 271
Additional Memory Settings 272 Virtual Machine Storage Design 272 Disks 273
Disk Types 274 Disk Shares and IOPS Limits 275 Disk Modes 275 SCSI
Controllers 276 RDMs 277 Storage vMotion 279 Cross-Host vMotion 279 VM
Storage Profi le 280 Virtual Machine Network Design 280 vNIC Drivers 281
MAC Addresses 284 VLAN Tagging 284 Guest Software 285 Selecting an OS 285
Guest OS and Application Licensing 286 Disk Alignment 287 Defragmentation
288 Optimizing the Guest for the Hypervisor 289 Clones, Templates, and
vApps 291 Clones 291 Templates 292 Preparing a Template 293 Virtual
Appliances 294 OVF Standard 295 vApps 295 Virtual Machine Availability 295
vSphere VM Availability 296 Third-Party VM Clustering 298 vCenter
Infrastructure Navigator 302 Summary 303 Chapter 8 * Datacenter Design 305
vSphere Inventory Structure 305 Inventory Root 306 Folders 307 Datacenters
307 Clusters 309 Resource Pools 309 Hosts 309 Virtual Machines 309
Templates 309 Storage 309 Networks 310 Why and How to Structure 310
Clusters 311 EVC 313 Swapfile Policy 313 Cluster Sizing 314 Resource Pools
315 Resource Pool Settings 317 Admission Control 319 Distributed Resource
Scheduling 319 Load Balancing 319 Affinity Rules 324 Distributed Power
Management 327 High Availability and Clustering 331 High Availability 331
Fault Tolerance 347 Summary 355 Chapter 9 * Designing with Security in Mind
357 Why Is Security Important? 357 Separation of Duties 358 Risk Scenario
358 Risk Mitigation 359 vCenter Server Permissions 360 Risk Scenario 360
Risk Mitigation 360 Security in vCenter Linked Mode 363 Risk Scenario 363
Risk Mitigation 363 Command-Line Access to ESXi Hosts 365 Risk Scenario 365
Risk Mitigation 366 Managing Network Access 368 Risk Scenario 368 Risk
Mitigation 369 The DMZ 371 Risk Scenario 371 Risk Mitigation 372 Firewalls
in the Virtual Infrastructure 375 The Problem 375 The Solution 376 Change
Management 378 Risk Scenario 378 Risk Mitigation 378 Protecting the VMs 379
Risk Scenario 379 Risk Mitigation 380 Protecting the Data 381 Risk Scenario
382 Risk Mitigation 382 Cloud Computing 383 Risk Scenario 383 Risk
Mitigation 384 Auditing and Compliance 385 The Problem 385 The Solution 385
Summary 387 Chapter 10 * Monitoring and Capacity Planning 389 Nothing Is
Static 389 Building Monitoring into the Design 390 Determining the Tools to
Use 390 Selecting the Items to Monitor 396 Selecting Thresholds 398 Taking
Action on Thresholds 399 Alerting the Operators 400 Incorporating Capacity
Planning in the Design 400 Planning before Virtualization 401 Planning
during Virtualization 405 Summary 408 Chapter 11 * Bringing a vSphere
Design Together 411 Sample Design 411 Business Overview for XYZ Widgets 411
Hypervisor Design 413 vSphere Management Layer 413 Server Hardware 413
Networking Confi guration 414 Shared Storage Configuration 414 VM Design
415 VMware Datacenter Design 415 Security Architecture 415 Monitoring and
Capacity Planning 416 Examining the Design 416 Hypervisor Design 416
vSphere Management Layer 417 Server Hardware 418 Networking Configuration
419 Shared Storage Confi guration 421 VM Design 423 VMware Datacenter
Design 423 Security Architecture 424 Monitoring and Capacity Planning 424
Summary 425 Chapter 12 * vCloud Design 427 Differences between Cloud and
Server Virtualization 428 Role of vCloud Director in Cloud Architecture 429
vCloud Director Use Cases 430 Use Case #1 432 Use Case #2 432 Use Case #3
432 Use Case #4 433 Components of the vCloud Management Stack 433 vCloud
Cell and NFS Design Considerations 435 Management vs Consumable Resources
437 Database Concepts 438 vCenter Design 439 vCloud Management: Physical
Design 442 The Physical Side of Provider Virtual Datacenters 444 The
Logical Side of Provider Virtual Datacenters 449 Network Pool Decisions 455
External Networks 456 Designing Organizations, Catalogs, and Policies 461
Correlating Organizational Networks to Design 464 End Users and vApp
Networking 466 Designing Organization Virtual Datacenters 470 Multiple
Sites 476 Backup and Disaster Recovery 477 Summary 478 Index 479