Living In The Cloud

Slide 1: Working in the cloud We are from the internet — we know the value of open source. Hardware and storage is unfortunately real, but you can outsource it all. This talk will guide you through how to exploit cloud computing today to make you happier and more efficient. Léon Brocard YAPC::Asia 2008

Slide 2: Do you roll your own? Mobile network? Internet connection? Email servers? Blog servers? IM network? DNS hosting? Web servers?

Slide 3: mrmonkey

Slide 4: mrmonkey.com Colocation too costly in the UK 0.5A per U No space anywhere Need to buy N+1 servers

Slide 5: Energy prices Average US retail commercial price of electricity 10 12 qqq qqqqq adjusted cents per kWh q q q qq q qqq qqq qq qq qqq q qq q qq q q 8 qqqqqqqq qqqq 6 4 2 0 1960 1970 1980 1990 2000

Slide 6: Things that fail Software Servers Hardware Network Data centre

Slide 7: mrmonkey.com in the cloud DNS by Gandi Email & IM by Google TODO by Hiveminder Hosting, storage & network by Amazon

Slide 8: Why now? Computers are more powerful Network is everywhere and fast enough TCP/IP and HTTP are reliable enough SSL is secure enough Open source Virtual machines

Slide 9: Processing power Instructions per second q 40000 MIPS q 20000 q q q q q q q q q q q qq q q q q qqq qq q q q q 0 1970 1980 1990 2000

Slide 10: Software As A Service Zimki Sales Force Ning Amazon Elastic Compute Cloud Amazon Simple Storage Service Google App Engine

Slide 11: XaaS BaaS — Business as a Service OaaS — Organisation as a Service PaaS — Process as a Service DaaS — Data as a Service SaaS — Software as a Service FaaS — Framework as a Service HaaS — Hardware as a Service IaaS — Infrastructure as a Service NaaS — Nothing as a Service (Thanks to Simon Wardley)

Slide 12: Amazon Elastic Compute Cloud getting better Elastic IPs Dropped bandwidth price recently New status page Simple Storage Service pretty good Net::Amazon::S3 retry => 1 Almost a CDN

Slide 13: Amazon S3

Slide 14: Scaling Premature scaling is the root of all evil EC2 + S3 annoying to scale Best thing about App Engine is the data store For big deployments, the cloud may not help

Slide 15: Data Protection Uh-oh Especially if your data is stored in another country

Slide 16: Issues Availibility Reliability Customisation Keep everything inhouse Worried about lock-in SLA

Slide 17: Remember Electricity is no longer a competitive advantage All you need is a credit card