Deploying and Managing a Cloud Infrastructure: Real World Skills for the CompTIA Cloud+ Certification and Beyond: Exam CV0-001

Deploying and Managing a Cloud Infrastructure: Real World Skills for the CompTIA Cloud+ Certification and Beyond: Exam CV0-001

By: Zafar Gilani (author), Abdul Salam (author), Salman Ul Haq (author)Paperback

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Learn in-demand cloud computing skills from industry experts Deploying and Managing a Cloud Infrastructure is an excellent resource for IT professionals seeking to tap into the demand for cloud administrators. This book helps prepare candidates for the CompTIA Cloud+ Certification (CV0-001) cloud computing certification exam. Designed for IT professionals with 2-3 years of networking experience, this certification provides validation of your cloud infrastructure knowledge. With over 30 years of combined experience in cloud computing, the author team provides the latest expert perspectives on enterprise-level mobile computing, and covers the most essential topics for building and maintaining cloud-based systems, including: * Understanding basic cloud-related computing concepts, terminology, and characteristics * Identifying cloud delivery solutions and deploying new infrastructure * Managing cloud technologies, services, and networks * Monitoring hardware and software performance Featuring real-world examples and interactive exercises, Deploying and Managing Cloud Infrastructure delivers practical knowledge you can apply immediately. And, in addition, you also get access to a full set of electronic study tools including: * Interactive Test Environment * Electronic Flashcards * Glossary of Key Terms Now is the time to learn the cloud computing skills you need to take that next step in your IT career.

About Author

ABOUT THE AUTHOR(S) Abdul Salam is a senior consultant with Energy Services, and author of numerous blogs, books, white papers, and tutorials on cloud computing. He earned his bachelor s degree in Information Technology, followed by an MBA-IT degree and certifications by Cisco and Juniper Networks. He s a frequent contributor to Zafar Gilani is an IT specialist at GfK, Nuremberg. He was an Erasmus Mundus scholar at Universitat Politecnica de Catalunya (UPC) and Kungliga Tekniska hogskolan (KTH), with postgraduate studies focused on distributed computing. Salman UI Haq is co-founder and CEO of TunaCode, Inc, which delivers GPU-accelerated computing solutions to time-critical application domains. He s a frequent contributor, and holds a degree in Computer Systems Engineering.


Introduction xxiii Chapter 1 Understanding Cloud Characteristics 1 Basic Terms and Characteristics 2 Elasticity 2 On-Demand Self-service/JIT 3 Templating 4 Pay as You Grow 6 Pay-as-You-Grow Theory vs. Practice 7 Chargeback 8 Ubiquitous Access 9 Metering Resource Pooling 10 Multitenancy 11 Cloud Bursting 13 Rapid Deployment 14 Object Storage Concepts 16 File-Based Data Storage 16 Object Storage 18 Structured vs. Unstructured Data 18 REST APIs 19 Summary 25 Chapter Essentials 26 Chapter 2 To Grasp the Cloud Fundamental Concepts 27 The True Nature of the Cloud 28 Elastic 29 Massive 29 On Demand 29 Virtualized 30 Secure 30 Always Available 30 Virtualization and Scalability 31 The True Definer of Cloud Computing 32 Serving the Whole World 32 The Cloud Hypervisor 33 Type 1 and Type 2 33 Use Cases and Examples 34 Benefits of Hypervisors 35 Hypervisor Security Concerns 35 Proprietary vs. Open Source 36 Moore s Law, Increasing Performance, and Decreasing Enterprise Usage 36 Xen Cloud Platform (Open Source) 37 KVM (Open Source) 38 OpenVZ (Open Source) 38 VirtualBox (Open Source) 39 Citrix XenServer (Proprietary) 39 VMware vSphere/ESXi (Proprietary) 39 Microsoft Windows Server 2012 Hyper-V 41 Consumer vs. Enterprise Use 41 Workstation vs. Infrastructure 43 Key Benefits of Implementing Hypervisors 46 Shared Resources 46 Elasticity 46 Network and Application Isolation 47 Foundations of Cloud Computing 48 Infrastructure 48 Platform 49 Applications 50 Enabling Services 50 Summary 50 Chapter Essentials 51 Chapter 3 Within the Cloud: Technical Concepts of Cloud Computing 53 Technical Basics of Cloud and Scalable Computing 54 Defining a Data Center 55 Traditional vs. Cloud Hardware 62 Determining Cloud Data Center Hardware and Infrastructure 65 Optimization and the Bottom Line 70 The Cloud Infrastructure 78 Open Source 79 Proprietary 84 Summary 85 Chapter Essentials 86 Chapter 4 Cloud Management 87 Understanding Cloud Management Platforms 88 What It Means for Service Providers 90 Planning Your Cloud 90 Building Your Cloud 94 Running Your Cloud 95 What This Means for Customers 95 Service-Level Agreements 97 Policies and Procedures 97 Planning the Documentation of the Network and IP 98 Implementing Change Management Best Practices 100 Managing the Configuration 105 Managing Cloud Workloads 111 Managing Workloads Right on the Cloud 111 Managing Risk 112 Securing Data in the Cloud 113 Managing Devices 114 Virtualizing the Desktop 115 Enterprise Cloud Solution 116 Summary 116 Chapter Essentials 119 Chapter 5 Diagnosis and Performance Monitoring 121 Performance Concepts 122 Input/Output Operations per Second (IOPS) 123 Read vs. Write Files 124 File System Performance 125 Metadata Performance 127 Caching 130 Bandwidth 131 Throughput: Bandwidth Aggregation 132 Jumbo Frames 134 Network Latency 135 Hop Counts 136 Quality of Service (QoS) 137 Multipathing 137 Load Balancing 138 Scaling: Vertical vs. Horizontal vs. Diagonal 138 Disk Performance 140 Access Time 140 Data Transfer Rate 142 Disk Tuning 143 Swap Disk Space 144 I/O Tuning 144 Performance Management and Monitoring Tools 146 Hypervisor Configuration Best Practices 149 Impact of Configuration Changes 151 Common Issues 152 Summary 153 Chapter Essentials 154 Chapter 6 Cloud Delivery and Hosting Models 157 Private 158 Full Private Cloud Deployment Model 158 Semi-private Cloud Deployment Model 159 Public 160 Hybrid 160 Community 161 On-Premises vs. Off-Premises Hosting 161 On-Premises Hosting 162 Off-Premises Hosting 162 Miscellaneous Factors to Consider When Choosing between On- or Off-Premises Hosting 163 Comparing Total Cost of Ownership 166 Accountability and Responsibility Based on Delivery Models 168 Private Cloud Accountability 168 Public Cloud Accountability 169 Responsibility for Service Impairments 170 Accountability Categories 170 Security Differences between Models 171 Multitenancy Issues 171 Data Segregation 173 Network Isolation 173 Functionality and Performance Validation 174 On-Premises Performance 174 Off-Premises Performance 174 Types of Testing 175 Orchestration Platforms 175 Summary 177 Chapter Essentials 178 Chapter 7 Practical Cloud Knowledge: Install, Configure, and Manage 181 Setting Up the Cloud 183 Creating, Importing, and Exporting Templates and Virtual Machines 183 Creating Virtual Machine Templates 184 Importing and Exporting Service Templates 186 Installing Guest Tools 188 Snapshots and Cloning 189 Image Backups vs. File Backups 193 Virtual Network Interface Card 195 Virtual Disks 198 Virtual Switches 199 Configuring Virtual Machines for Several VLANs 201 Virtual Storage Area Network 203 Virtual Resource Migration 204 Establishing Migration Requirements 204 Migrating Storage 206 Scheduling Maintenance 208 Reasons for Maintenance 208 Virtual Components of the Cloud 209 Virtual Network Components 209 Shared Memory 210 Virtual CPU 211 Storage Virtualization 211 Summary 214 Chapter Essentials 215 Chapter 8 Hardware Management 221 Cloud Hardware Resources 222 BIOS/Firmware Configurations 222 Minimum Memory Capacity and Configuration 223 Number of CPUs 223 Number of Cores 224 NIC Quantity, Speeds, and Configurations 225 Internal Hardware Compatibility 225 Storage Media 226 Proper Allocation of Hardware Resources (Host) 227 Proper Virtual Resource Allocation (Tenant/Client) 232 Management Differences between Public, Private, and Hybrid Clouds 234 Public Cloud Management 234 Private Cloud Management 235 Hybrid Cloud Management 236 Tiering 236 Performance Levels of Each Tier 237 Policies 238 RAID Levels 238 File Systems 239 Summary 241 Chapter Essentials 242 Chapter 9 Storage Provisioning and Networking 245 Cloud Storage Concepts 246 Object Storage 246 Metadata 247 Data/Blob 248 Extended Metadata 248 Replicas 248 Policies and Access Control 248 Understanding SAN and NAS 249 Cloud vs. SAN Storage 250 Cloud Storage 251 Advantages of Cloud Storage 252 Cloud Provisioning 252 Migrating Software Infrastructure to the Cloud 253 Cloud Provisioning Security Concerns 253 Storage Provisioning 255 Network Configurations 256 Network Optimization 259 Cloud Storage Technology 260 Data Replication 261 Amazon Elastic Block Store (EBS) 262 Amazon Simple Storage Service (S3) 264 OpenStack Swift 266 Hadoop Distributed File System (HDFS) 266 Choosing from among These Technologies 277 Cloud Storage Gateway 278 Cloud Security and Privacy 280 Security, Privacy, and Attack Surface Area 280 Legal Issues (Jurisdiction and Data) 282 Supplier Lifetime (Vendor Lock-In) 283 Summary 284 Chapter Essentials 284 Chapter 10 Testing and Deployment: Quality Is King 287 Overview of Deployment Models 288 Private Cloud 288 Community Cloud 289 Public Cloud 289 Hybrid Cloud 290 Cloud Management Strategies 290 Private Cloud Strategies 291 Community Cloud Strategies 291 Public Cloud Strategies 292 Hybrid Cloud Strategies 292 Management Tools 293 Cloud Architecture 294 The Need for Cloud Architectures 294 Technical Benefits 295 Business Benefits 295 Cloud Deployment Options 296 Environment Provisioning 296 Deploying a Service to the Cloud 298 Deployment Testing and Monitoring 301 Creating and Deploying Cloud Services 304 Creating and Deploying a Cloud Service Using Windows Azure 305 Deploying and Managing a Scalable Web Service with Flume on Amazon EC2 309 Summary 321 Chapter Essentials 322 Chapter 11 Cloud Computing Standards and Security 323 Cloud Computing Standards 324 Why Do Standards Matter? 324 Current Ad Hoc Standards 325 Security Concepts and Tools 326 Security Threats and Attacks 326 Obfuscation 329 Access Control List 329 Virtual Private Network 330 Firewalls 330 Demilitarized Zone 333 Encryption Techniques 334 Public Key Infrastructure 335 Internet Protocol Security 336 Secure Sockets Layer/Transport Layer Security 336 Ciphers 337 Access Control Methods 338 Role-Based Access Control 338 Mandatory Access Control 338 Discretionary Access Control 339 Rule-Based Access Controls 339 Multifactor Authentication 339 Single Sign-On 339 Federation 340 Implementing Guest and Host Hardening Techniques 340 Disabling Unneeded Ports and Services 340 Secure User Credentials 343 Antivirus Software 344 Software Security Patching 344 Summary 345 Chapter Essentials 345 Chapter 12 The Cloud Makes It Rain Money: The Business in Cloud Computing 347 The Nature of Cloud Business 348 The Service Nature of the Cloud 348 Making Money with Open-Source Software 349 White Label Branding 350 Cloud Service Business Models 351 Infrastructure as a Service (IaaS) 351 Platform as a Service (PaaS) 352 Software as a Service (SaaS) 353 Data as a Service (DaaS) 354 Communication as a Service (CaaS) 355 Monitoring as a Service (MaaS) 355 Business Process as a Service (BPaaS) 355 Anything as a Service (XaaS) 356 Service Model Accountability and Responsibility 356 The Enterprise Cloud 359 Enterprise Applications 359 Cloud Collaboration 360 Collaborating with Telepresence 361 Disaster Recovery 364 Preparing for Failure: Disaster Recovery Plan 365 Backup Sites and Geographical Diversity 366 Change-Over Mechanism: Failover and Failback 369 Business Continuity and Cloud Computing 369 Business Continuity in the Cloud 370 Workshifting in the Cloud 371 Bring Your Own Device 371 Summary 372 Chapter Essentials 373 Chapter 13 Planning for Cloud Integration: Pitfalls and Advantages 375 Work Optimization 376 Optimizing Usage, Capacity, and Cost 376 Which Service Model Is Best for You? 379 The Right Cloud Model 381 Private Cloud 381 Public Cloud 383 Hybrid Cloud 384 Adapting Organizational Culture for the Cloud 385 Finding Out the Current Culture 385 Mapping Out an Adaption Plan 386 Culture Adaption, Propagation, and Maintenance 387 Potholes on the Cloud Road 389 Roadblocks to Planning 389 Convincing the Board 391 Summary 394 Chapter Essentials 394 Appendix The CompTIA Cloud+ Certification Exam 397 Preparing for the Exam 398 Taking the Exam 399 Reviewing the Exam Objectives 400 Index 417

Product Details

  • ISBN13: 9781118875100
  • Format: Paperback
  • Number Of Pages: 456
  • ID: 9781118875100
  • weight: 602
  • ISBN10: 1118875109

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