An overview of cloud offering

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Recently, I was asked to pick a new topic and give a summary introduction. This was my choice.

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An overview of cloud offering

  1. 1. An Overview of Cloud Offering Aswath Rao
  2. 2. Agenda <ul><li>Background </li></ul><ul><li>Cloud Types </li></ul><ul><li>Market Trend </li></ul><ul><li>OpenStack </li></ul><ul><li>Network Services </li></ul>
  3. 3. Background <ul><li>Traditional Data Centers </li></ul><ul><li>Capital intensive </li></ul><ul><li>Require long lead times </li></ul><ul><li>Difficult to scale up/down capacity </li></ul><ul><ul><li>Especially scaling down </li></ul></ul><ul><li>No opportunity to share resources between organizations of a single company </li></ul>
  4. 4. What is a Cloud <ul><li>Cloud is a collection of virtualized computing and storage resources </li></ul><ul><li>Applications that can in real time scale up/down these virtual resources that they will need </li></ul><ul><li>Business relationship between Cloud providers and consumers that allow for real time scaling </li></ul>
  5. 5. Cloud Types <ul><li>Infrastructure (IaaS): Raw comute and storage resources. Eg. Amazon Web Services </li></ul><ul><li>Platform (Paas): Provides some incremental functions like Persistence management, scaling and the like. Eg. Heroku, Google App Engine </li></ul><ul><li>Software (SaaS): Specializes on a specific user application like CRM eg. Salesforce </li></ul>
  6. 6. Cloud Architectures <ul><li>Private: Usually operated by a single commercial entity with individual departments acting as users </li></ul><ul><li>Public: Operated by a 3 rd party where individuals, business units or enterprises are users, usually under a multitenancy arrangement </li></ul><ul><li>Hybrid: Usually a Private cloud that can use a Public cloud to handle temporary excess demand, temporary fault and the like </li></ul>
  7. 7. Cloud Benefits <ul><li>Advantages </li></ul><ul><ul><li>High availability </li></ul></ul><ul><ul><li>Instant up/down scaling </li></ul></ul><ul><ul><li>Pay per sip </li></ul></ul><ul><li>Downside </li></ul><ul><ul><li>Privacy and Compliance regulations </li></ul></ul><ul><li>Operator challenges </li></ul><ul><ul><li>Capital intensive </li></ul></ul><ul><ul><li>High volume </li></ul></ul><ul><ul><li>Commodity business </li></ul></ul>
  8. 8. Market Trend <ul><li>Worldwide Telcos are entering the market </li></ul><ul><ul><li>Verizon/Terremark </li></ul></ul><ul><ul><li>AT&T Synaptic </li></ul></ul><ul><ul><li>Tata Communications </li></ul></ul><ul><ul><li>Airtel </li></ul></ul><ul><li>Market Size </li></ul><ul><ul><li>Currently $20B </li></ul></ul><ul><ul><li>$45-50B by 2013 (25% CAGR) </li></ul></ul><ul><ul><li>Telcos growing from $1B to $9B </li></ul></ul>
  9. 9. Customers’ Pain Point <ul><li>Prefer supplier diversity </li></ul><ul><ul><li>Provider </li></ul></ul><ul><ul><li>Geographical </li></ul></ul><ul><li>But interfaces are custom and proprietary </li></ul><ul><li>Iffy portability across providers </li></ul><ul><li>Require access to Network services </li></ul>
  10. 10. OpenStack <ul><li>Open source effort spearheaded by </li></ul><ul><ul><li>Rackspace and NASA </li></ul></ul><ul><ul><li>More than 80 participating companies </li></ul></ul><ul><ul><li>L&T Infotech is the sole(?) India based company </li></ul></ul><ul><ul><li>OpenStack Foundation is being formed </li></ul></ul><ul><li>Three services are defined </li></ul><ul><ul><li>Nova for compute </li></ul></ul><ul><ul><li>Swift for storage </li></ul></ul><ul><ul><li>Glance for management and tracking </li></ul></ul><ul><li>Early deployments have been announced </li></ul><ul><ul><li>Rackspace </li></ul></ul><ul><ul><li>Ubuntu </li></ul></ul>
  11. 11. Quantum for Network Services <ul><li>Recently added to OpenStack </li></ul><ul><li>Focused on Network connectivity </li></ul><ul><li>Building block for sophisticated cloud network services </li></ul><ul><li>Abstracted view with actual NW implementation is hidden </li></ul><ul><li>API extensions for complex functionalities like QoS </li></ul><ul><li>Active participation by Cisco </li></ul>
  12. 12. Evolution of Quantum: A Personal View <ul><li>Application will require certain Network characteristics </li></ul><ul><ul><li>VPN, Layer 2 parameters </li></ul></ul><ul><ul><li>QoS, delay characteristics </li></ul></ul><ul><ul><li>Universal or end-point specific </li></ul></ul><ul><li>Application will use Quantum to specify the parameters </li></ul><ul><li>Cloud provider will facilitate </li></ul><ul><ul><li>Locally </li></ul></ul><ul><ul><li>End-to-end with the cooperation of other providers </li></ul></ul><ul><ul><li>Verizon Wireless Turbo Boost as an example </li></ul></ul>

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