virtual techdays INDIA │ november 2010 A Walk In The Cloud: A Primer on the What, Why and How of Cloud Computing Jatin Sheth │ Services Partner Lead, Microsoft India

 What  Why  How virtual techdays INDIA │ november 2010 S E S S I O N A G E N D A

SaaS Opex IaaS On Demand Pvt Cloud Virtual ization

“A standardized IT capability delivered via Internet technologies in a pay-per-use and self-service way.” “How To Message Cloud Offerings And Not Get Lost In The Fog”, Forrester Research, Inc., July 2009

Browser-based with minimal local compute; N-scale service Highly transactional; dynamic scaling/flexing Real-time Granular metering; priced based on delivering ongoing “shared value” SLA rests with ISV or hoster Multi-tenant, built for a market, not a customer For users this means… IDC on The Cloud: ( Location and Responsibility: Offsite, provided by third-party provider - “In the cloud” execution, location-agnostic Access: Via the Internet to standards-based resources, with universal network access Skills required: Minimal IT skills to “implement” - online, simplified specification of services and no lengthy implementation of on-premise systems Provisioning: Automated provisioning, self- service requesting, near real-time deployment Pricing: Fine-grained, usage-based pricing capability (though some providers mask this granularity with long-term, fixed price agreements) Infrastructure: Shared resources, configure vs. customize, with integrations and client-side optimization, often virtualized

Today (On-Premises) Storage Servers Networking O/S Middleware Virtualization Data Applications Runtime You manage Infrastructure (as a Service) Storage Servers Networking O/S Middleware Virtualization Data Applications Runtime Other Manages You manage Platform (as a Service) Other Manages You manage Storage Servers Networking O/S Middleware Virtualization Applications Runtime Data Software (as a Service) Other Manages Storage Servers Networking O/S Middleware Virtualization Applications Runtime Data

software as a service infrastructure as a service platform as a service “SaaS”“PaaS”“IaaS”

On-demand Self service Broad network access Resource pooling Rapid elasticity Metered service Source: The National Institute of Standards and Technology (NIST)

Mainframe Web Cloud Client Server

Almost Across The Chasm …

Source: CFO Institute study of 27 Indian enterprise CFOs, Oct 2009

“The fact that costs are reduced is simply a side effect.” S. K. Joshi, Director Finance, Bharat Petroleum Corporation Ltd.

Usage Compute Time Average Inactivity Period Average Usage Compute Time Compute Time Average Usage Compute Time Average Usage

“Packaged” Application “Home Built” Application Hosted “Home Built” Hosted “Packaged” “Home Built” using cloud “Packaged” using cloud “Software as a Service” “Platform as a Service” Clinical Trial Molecule Research HR System CRM ERP “Too costly to run this myself, but I’ve made too many customizations”

“Packaged” Application “Home Built” Application Hosted “Home Built” Hosted “Packaged” “Home Built” using cloud “Packaged” using cloud “Software as a Service” “Platform as a Service” Clinical Trial Molecule Research HR System CRM ERP “CRM and are commodity services – They have no customizations, and it’s cheaper for someone else to run these”

“Packaged” Application “Home Built” Application Hosted “Home Built” Hosted “Packaged” “Home Built” using cloud “Packaged” using cloud “Software as a Service” “Platform as a Service” Clinical Trial Molecule Research HR System CRM ERP “I can’t afford to maintain this old HR application written in VB – it’s driving me mad!” “…but due to regulatory issues, I cannot store my HR data off- premise”

“Packaged” Application “Home Built” Application Hosted “Home Built” Hosted “Packaged” “Home Built” using cloud “Packaged” using cloud “Software as a Service” “Platform as a Service” Clinical Trial Molecule Research CRM ERP HR System “I wish I had access to cheaper compute and storage when I need it”

“Packaged” Application “Home Built” Application Hosted “Home Built” Hosted “Packaged” “Home Built” using cloud “Packaged” using cloud “Software as a Service” “Platform as a Service” Clinical Trial Molecule Research CRM ERP HR System “THIS is where I want to spend my IT resources – I’m going to focus on this application!”