Sensible cloud: Would you use Cloud Computing without SLAs?

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SensibleCloud presented this at CloudCamp Milan 2010

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Sensible cloud: Would you use Cloud Computing without SLAs?

  1. 1. Confidential © 2010 sensible cloud [email_address] "Would you use cloud computing without SLAs?" www.sensiblecloud.com
  2. 2. cloud computing Sensible Cloud Confidential © 2010 Sensible Cloud www.sensiblecloud.com
  3. 3. SLAs ensure and maintain value <ul><ul><li>Service Level Agreement (SLA) </li></ul></ul><ul><ul><ul><li>define business criteria that must be met by the service(s) to provide adequate value to the business </li></ul></ul></ul><ul><ul><ul><li>define, monitor, evaluate , decide , action , adjust , ... NOT just report! </li></ul></ul></ul><ul><ul><ul><li>Should impact contracts, performance, reliability, priorities, resources alignment, provisioning, etc. </li></ul></ul></ul><ul><li>  </li></ul><ul><ul><li>SLAs mean higher quality of service </li></ul></ul>Sensible Cloud Confidential © 2010 Sensible Cloud www.sensiblecloud.com
  4. 4. SLAs and cloud services? Sensible Cloud Confidential © 2010 Sensible Cloud www.sensiblecloud.com business service discrete or end-to-end business function, e.g. credit check, courier, payroll, travel agency, ... application service component of business service, e.g. CRM, HR, asset management, shopping cart web service discrete standards based service exposed over internet, e.g. check post code, Amazon S3 storage, Telco NGOSS,... platform service application development, deployment, runtime environment available over the web, e.g. Google App Engine, MS Azure, ... infrastructure service compute, network, storage available remotely over the internet, e.g. VMware, Amazon AWS, HP, XEN, SUN, IBM, ...
  5. 5. SLA Anywhere Sensible Cloud Confidential © 2010 Sensible Cloud www.sensiblecloud.com
  6. 6. SLA examples Sensible Cloud Confidential © 2010 Sensible Cloud www.sensiblecloud.com SLA managed value No more than 100 users per server <ul><ul><li>start small and grow elastically </li></ul></ul><ul><ul><li>handle planned/unplanned peaks </li></ul></ul><ul><ul><li>ready for disaster recovery </li></ul></ul>No server (physical, virtual, or cloud) above >80% load stress <ul><ul><li>provision additional servers before failure </li></ul></ul><ul><ul><li>intelligently load balance across availability pools (private, public, or hybrid) </li></ul></ul><ul><ul><li>improved ‘overbooking algorithm’ for virtualized resources </li></ul></ul>Keep outsource costs less than 45% of IT compute spend <ul><ul><li>monitor cloud costs; advise, and provision on cost threshold </li></ul></ul><ul><ul><li>choose the ‘cheapest’ resource to achieves SLA </li></ul></ul>New campaign or product starts with 100, 1000, or 1000 calls? Provision with minimum safe footprint <ul><ul><li>balance capex/opex </li></ul></ul><ul><ul><li>faster and cheaper time-to-market </li></ul></ul><ul><ul><li>enterprise quality for Pay-as-you-Go costs </li></ul></ul>
  7. 7. SLA for ‘Something as a Service’ Sensible Cloud Confidential © 2010 Sensible Cloud www.sensiblecloud.com .. as a Service With SLA Without SLA Infrastructure – compute, network, storage, ... <ul><ul><li>Elastic based on need </li></ul></ul><ul><ul><li>Disaster/recovery (self-healing) </li></ul></ul><ul><ul><li>Cost control </li></ul></ul><ul><ul><li>Align IT resources </li></ul></ul><ul><ul><li>Balanced load share </li></ul></ul><ul><ul><li>Greener computing </li></ul></ul><ul><ul><li>Best-effort </li></ul></ul><ul><ul><li>only 99.9…% </li></ul></ul>Platform – custom application <ul><ul><li>Value based SLA </li></ul></ul><ul><ul><li>Tuning </li></ul></ul><ul><ul><li>Compliance </li></ul></ul><ul><ul><li>Measure result or return? </li></ul></ul>Software – eg. Salesforce, Oracle, ... <ul><ul><li>Dynamic provisioning </li></ul></ul><ul><ul><li>Resource allocation </li></ul></ul><ul><ul><li>Self-healing </li></ul></ul><ul><ul><li>Blind performance? </li></ul></ul>Business <ul><ul><li>IT value alignment </li></ul></ul><ul><ul><li>Metering </li></ul></ul><ul><ul><li>Higher margin services </li></ul></ul><ul><ul><li>Control and transparency </li></ul></ul><ul><ul><li>Contract only </li></ul></ul><ul><ul><li>“ what is happening” real-time in my systems </li></ul></ul>
  8. 8. SLA Anywhere Sensible Cloud Confidential © 2010 Sensible Cloud www.sensiblecloud.com enterprise/government telco (trusted cloud) cloud IaaS providers cloud services /SaaS
  9. 9. value and risk in clouds Sensible Cloud Confidential © 2010 Sensible Cloud www.sensiblecloud.com
  10. 10. SLAs add value and reduce risk in clouds Sensible Cloud Confidential © 2010 Sensible Cloud www.sensiblecloud.com
  11. 11. sensible cloud Confidential © 2010 Sensible Cloud Burlington, CT 06013 USA phone: +1 646 450 8070 www.sensiblecloud.com Royalty House,  32 Sackville Street London W1S 3EA United Kingdom phone: +44 (0) 208 123 9903   Italy phone +39 400 47 995  

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