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Cloud Computing-
Intro
- Dharmalingam S
Note: These materials are only for Studying and Knowledge sharing purpose
TREND TODAY IN THE IT INDUSTRIES
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
How its evolved?
Traditional IT cloud
Industries in 2014 (Cloud)
Investments & Growth
Cloud Characteristics
• On-demand self-service
• Broad network access
• Resource pooling
• Rapid elasticity
• Measured Service
Basic Services
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
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
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
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
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.
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.
Hybrid Cloud
The Cloud infrastructure is a composition of two or more distinct cloud infrastructures ( private or public) that remain unique entity
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.
Architecture of Cloud
Anatomy of Cloud
Data Center Approach
Cloud Center
NIST Cloud Reference Arch.
*NIST – National Institute of Standard Techology
Architectural Block
Examples
• IaaS• Eucalyptus, OpenStack, OpenNebula
• PaaS• Salesforce.com, Google App Engine, Azure
• SaaS• GMail, Facebook, Twitter
• Hypervisor• Xen, KVM, HyperV
How we can achieve
By Virtualization.?
if anydoubts: ping([email protected]) else:
Thank you