1.
The Importance of On-Demand computing environment for scalable and highly available Web 2.0 Applications Digvijay “VJ” Singh –dsingh@navisite.com Mukul Sharma - musharma@navisite.com Start Your Company- don’t break your bank 3 Months Free on-demand hosting for Sun Startup Essentials Partners

2.
What’s in it for an Entrepreneur?? Abhijit Bhattacharjee Product Management and Wishful entrepreneur 

3.
They Get Big

4.
Web 2.0 Application?? <ul><li>228 million member photos </li></ul><ul><li>2.47 billion guestbook comments </li></ul><ul><li>20% of members visit the site daily </li></ul><ul><li>24 minutes a day spent by an average user </li></ul><ul><li>10 guestbook comments per photo </li></ul><ul><li>1,000 people or more see a photo on average </li></ul><ul><li>7 million members and counting </li></ul><ul><li>“ explosive growth in Europe” </li></ul><ul><li>Italy and Spain among the fastest-growing countries </li></ul><ul><li>Recently broke the 500K photos uploaded a day record </li></ul><ul><li>90 million page views </li></ul>

5.
scalability <ul><li>not </li></ul><ul><ul><li>Raw Speed / Performance </li></ul></ul><ul><ul><li>HA / BCP </li></ul></ul><ul><ul><li>Technology X </li></ul></ul><ul><ul><li>Protocol Y </li></ul></ul><ul><li>So what is scalability? </li></ul><ul><ul><li>Traffic growth </li></ul></ul><ul><ul><li>Dataset growth </li></ul></ul><ul><ul><li>Maintainability </li></ul></ul>

6.
<ul><li>High Availability??? </li></ul><ul><li>High Availability (HA) is a design and implementation that ensures a certain degree of operational continuity. </li></ul><ul><li>In other words… </li></ul><ul><li>The site is up </li></ul><ul><li>The users are happy </li></ul><ul><li>The business is not losing money due to outages </li></ul><ul><li>(And the system doesn’t cost more than it’s worth) </li></ul>

7.
<ul><li>What are the types?? </li></ul><ul><li>Vertical scaling </li></ul><ul><li>Horizontal Scaling </li></ul>

8.
<ul><li>So it’s very important for you to understand </li></ul><ul><li>the hardware platform you are going to </li></ul><ul><li>Employ…………… </li></ul>

9.
So what’s better? <ul><li>The best is a balance between the two and </li></ul><ul><li>very much depends on the time lines or the </li></ul><ul><li>product roadmap </li></ul>

10.
<ul><li>Computing on Demand??? </li></ul><ul><li>Sun Microsystems – The network is the computer </li></ul>

11.
Virtualization Options

12.
Types of Hosting <ul><li>Shared – single instance multi tenant </li></ul><ul><li>Dedicated – single instance single tenant </li></ul><ul><li>Co-location – Space, Power, Bandwidth </li></ul><ul><li>Molo – Managed Hosting – Fully Managed </li></ul><ul><li>Own Datacenter – Inhouse – Costly, Bank Breaking </li></ul><ul><li>The Question – Support and Accountability </li></ul><ul><li>How to Measure computing and Support </li></ul>

13.
<ul><li>The Answer is “S L A” – Service Level Agreements </li></ul><ul><li>Why have an SLA in Place? </li></ul><ul><li>Who has an SLA? </li></ul><ul><li>Who does not have an SLA? </li></ul><ul><li>On-Demand Services? </li></ul>

14.
We have 3 months of free hosting for Sun Startup Essentials members………

15.
Thanks Q&A