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Demystifying Cloud Computing & SaaS by Sharad Sanghi, Netmagic
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SaaS/Cloud Computing Landscape
Sharad SanghiCEO & MD
Date: August 28, 2009
Contents
• Demystifying Cloud Computing
• Cloud Context
• Cloud Forecast & Trends
• Adoption and Driving factors
• Challenges & Opportunities
• Architecture
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Demystifying Cloud Computing
“A pool of abstracted, highly scalable, and managed computer infrastructure capable of hosting end-customer applications and billed by consumption and accessible on the Internet”
– Fully Virtualized
– Dynamic Infrastructure Software
– Pay by Consumption
– Free of Long-Term Contracts
– Application and OS Independent
– Free of Software or Hardware Installation
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Cloud Computing = Completely Outsourced IT Infrastructure
Cloud - Contexts
• SAAS – Highest Layer Software as a service
(Salesforce.com)
• PAAS – Middle Layer Platform as a service (google apps)
• IAAS – Lowest Layer Infrastructure as a service
(Amazon)
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The Forecast is promising
• Spending on IT cloud services is expected to grow threefold, reaching $42 billion by 2012
• Cloud computing to account for 25% of net growth of technology from 2011-2012
Trends
• Strong interest in cloud infrastructure-as-a-service (IaaS) among enterprise sector
• In the next 2-5 years, there will be a significant need to manage hybrid architectures
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Driving factors and Adoption
• Driving Factors– Low cost– High Operational
Efficiency– Elasticity– Scalability
• Adoption - SMB - DR - Dev/QA
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Challenges Vs Opportunities
• I/O Bottlenecks
• Non X-86 platform
• Maximizing efficiency
• Data Security
perception
• Network Security
• Lack of Standards
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• Natural progression for datacenters
• High operational efficiency
• Energy efficiency
• DR opportunities
• Perfect fit for web based business
• SMB market space
Vs
Netmagic Cloud Framework
PAASPAAS IAASIAAS
Cloud Platform (Netmagic)Cloud Platform (Netmagic)
OS/VMM Layer
Firmware, hardware (X86 servers, Switches, Storage)
Netmagic Custom Appliances
Service Provider (Netmagic)
Service Consumer
SLABilling
Reporting
ProvisioningMonitoringMetering
WIP
In Production
Sec
urity
Virtualized Resources Virtual Images/Appliances
Compute Memory
Storage Network
Secure PortalAPI
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Physical Architecture
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“By 2011, early technology adopters will forgo capital expenditures and instead purchase 40% of their IT infrastructure as a service . . .. ‘Cloud computing’ will take off, thus untying applications from specific infrastructure.”
—Gartner Press Release,“Gartner Highlights Key Predictionsfor IT Organisations and Usersin 2008 and Beyond,” 1/31/08
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