cloud computing introduction - deep dive
TRANSCRIPT
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Cloud Computing-
Intro
- Dharmalingam S
Note: These materials are only for Studying and Knowledge sharing purpose
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TREND TODAY IN THE IT INDUSTRIES
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Cloud.?
Cloud computing is a model for enabling convenient, on-demand network access to a shared pool of
configurable computing resources that can be rapidly provisioned and released with minimal management
effort.
Cloud
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How its evolved?
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Traditional IT cloud
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Industries in 2014 (Cloud)
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Investments & Growth
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Cloud Characteristics
• On-demand self-service
• Broad network access
• Resource pooling
• Rapid elasticity
• Measured Service
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Basic Services
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Infrastructure as a ServiceDelivery of technology infrastructures like VM’s*, Storage, Network, etc., as on demand.
Providers:AWS, Rackspace Cloud, Meghdoot, Azure etc.,
Benefits:• Multitenant Virtualized Environment•Reduce Capital and Maintenance cost•Pay as you go
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Platform as a Service
Provides all facilities required to support the complete life cycle of building and delivering web applications
Providers: Salesforce.com, Google App Engine, Azure
Benefits:• Highly Scalable multitenant architecture• Easy Management
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Software as a Service
Providing licensed multi-tenant access to software and its functions remotely as Web-based service
Applications:Google docs, Gmail, Facebook, Adobe etc.,
Benefits: Reduce license cost and installation time
Pay as you go
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Benefits:• “Pay as you go“ model• Low cost• Easy Management• Fully automated• Backup & Restoration• Improve accessibility (Work from anywhere)• Faster deployment• High Availabilty• Disaster Recovery• Energy Efficiency
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Deployment Models
Private CloudInside the organizations you are going to access and
shareyour Services. Hardware which will resides under theprimary datacenter or at your local place.
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Public cloud
Cloud Infrastructure is open for general public use. All resource are shared to all users with in the cloud. Resources will resides with third party or Cloud providers.
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Hybrid Cloud
The Cloud infrastructure is a composition of two or more distinct cloud infrastructures ( private or public) that remain unique entity
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Community Cloud
Infrastructure is provisioned for exclusive use by a specificcommunity of consumers from organization that have shared concerns . It may be owned by one or more community or third party.
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Architecture of Cloud
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Anatomy of Cloud
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Data Center Approach
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Cloud Center
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NIST Cloud Reference Arch.
*NIST – National Institute of Standard Techology
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Architectural Block
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Examples
• IaaS• Eucalyptus, OpenStack, OpenNebula
• PaaS• Salesforce.com, Google App Engine, Azure
• SaaS• GMail, Facebook, Twitter
• Hypervisor• Xen, KVM, HyperV
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How we can achieve
By Virtualization.?