CLOUD COMPUTING. M.N. Rao

Transcription

1 CLOUD COMPUTING M.N. Rao

2 Cloud Computing

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4 Cloud Computing M.N. RAO Director Research and Development Centre CSE Department SCET Engineering College Narsapuram Delhi

5 CLOUD COMPUTING M.N. Rao 2015 by PHI Learning Private Limited, Delhi. All rights reserved. No part of this book may be reproduced in any form, by mimeograph or any other means, without permission in writing from the publisher. ISBN The export rights of this book are vested solely with the publisher. Published by Asoke K. Ghosh, PHI Learning Private Limited, Rimjhim House, 111, Patparganj Industrial Estate, Delhi and Printed by Raj Press, New Delhi

6 To My Parents Shri M.L. Narayana and Satyavathi Wife Bhargavi Son Revanth My Sisters Vijaya and Malathi and My Mentor Shri Satrasala Ramesh Babu

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8 Contents Preface xv Acknowledgements xvii 1. Introducing to Cloud Computing 1 14 U Learn Evolution of Cloud Computing Why Cloud Computing? Cloud Essentials Business and IT Perspectives Cloud Computing Definition Benefits and Challenges of Cloud Computing Limitations Usage Scenarios and Applications Uses of Cloud Computing Example Use Applications Business Models around Cloud Advantages Disadvantages Cloud Computing Characteristics Cloud Adoption 12 Summary 13 Review Questions 14 Suggested Readings Cloud Models U Learn Introduction What is Cloud Computing? What isn t Cloud Computing? From Collaborations to Cloud Client/Server Computing: Consolidated Appliances and Storage Peer-to-Peer Computing: Distributing Reserves 17 vii

9 viii Contents Distributed Computing: Contributing Additional Computing Power Collaborative Computing: Functioning as a Group Cloud Computing: The Subsequent Stage in Collaboration Cloud Models Public Cloud Private Cloud Hybrid Cloud Community Cloud Public Cloud versus Private Cloud Cloud Application Architecture Grid Computing Transactional Computing Cloud Computing Architecture Front End Back End Advantages of Cloud Computing Architecture Value of Cloud Computing Choices for an IT Infrastructure Bottom Line Cloud Infrastructure Models Cloud Infrastructure Self-Service Scaling a Cloud Infrastructure Capacity Planning Cloud Scale 29 Summary 30 Review Questions 31 Suggested Readings Standards and Security U Learn Introduction Standards for Security Standards for Application Developers Standards for Messaging Legal and Regulatory Issues Third Parties Data Privacy Cloud Security Challenges Cloud Data Security Data-in-Transit Data-at-Rest Data Lineage Data Remanence Network Security Host Security Software as a Service and Platform, as well as a Service Host Security Infrastructure as a Service Host Security 43

10 Contents ix 3.7 Database Management Clustering Replication Risk Tolerance in Cloud Assessing the Risk Information Assets and Risk Privacy and Confidentiality Concerns 46 Summary 47 Review Questions 47 Suggested Readings Cloud Licensing and Major Players U Learn Introduction Cloud Data Centre Requirements Comparing Traditional and Cloud Data Centres Moving into the Cloud Comparison of Traditional Computing and Cloud Computing Benefits of Cloud Computing Issues in Cloud Computing Security Issues Data Issues Performance Issues Energy Related Issues Fault Tolerance Know Your Software Licenses Service Levels of Cloud Applications Common Metrics Cloud Computing Service Levels Major Players in Cloud Computing Eucalyptus History Release History Overview Goals of Eucalyptus Eucalyptus Architecture Eucalyptus Terminology Eucalyptus Components Mechanism Compatibility of Eucalyptus with Amazon EC Functionality Nimbus Goals OpenNebula Overview History Objectives 62

11 Cloud Computing 30% OFF Publisher : PHI Learning ISBN : Author : RAO, M.N. Type the URL : Get this ebook