Cloud Computing Essentials – Chad Notes

Cloud Computing Essentials – Chad Notes

Cloud Computing

Self service

Rapid-elasticity

Metering or Measured Service

Shared resources (enabled by virtualization)

Broad network access

What – Which type of cloud solution will be used?

IaaS (Servers, Computing Resources)

Paas (Software Development)

Saas (Applications)

When – Technology Maturity level and business objectives

Legacy  Virtualization  Cloud

In-house software engineers and/or developers?

WAN utilization

Who – Which vendors will be utilized and which companies/departments are a good fit?

Startup organizations

Low capital organizations

In house development teams

Sales/Marketing

Seasonal/Flexible demand

Where – In-house or hosted, or mixed/hybrid

Private Cloud (in-house or hosted private)

Public Cloud (hosted providers)

Community Cloud (boutique or niche industry)

Hybrid Cloud (combination)

Why – Reasons are similar to outsourcing

Savings – ROI/TCO, reduced Capital expenditure

Flexibility – Reduction/simplification of IT provisioning efforts

Agility – Improved time-to-market, encourage innovation, market and revenue growth

Improved User experience – Web-based UI, anywhere anytime access, ease-of-use

Expertise – lack of internal competency, desire for innovation

SaaS – Software as a Service

Device/Location independence

Administration of user accounts and permissions (Authorization and delegation)

Integration – import/export or via web-services

Limited customization in multi-tenant hosted solutions

Limited web browser or device support

PaaS – Build from existing components, expose data through web services and APIs

IaaS – Virtual Machines, VM Instances and Appliances, Storage, Networking

Identify suitable applications – High Value, low risk

Development and testing

Business Continuity

Batch and data intensive applications

Community Saas

Peak load applications

Standardization – improved exit strategy, portability, interoperability

Data formats and storage mechanism

Standard virtual machine images

Standard management API

Identity