High energy & nuclear physics

Key issues (related to some form of QoS) needed to be solved

• The network speed, esp. the bandwidth
• The storage capacity

They issues now are more or less solved

First considered-as-a-cloud infrastructure: Salesforces.com (1999) (delivering of business applications from a website)

• First considered-as-a-cloud infrastructure: Salesforces.com (1999) (delivering of business applications from a website)

• Amazon Web Services: 2002

• Amazon EC2: 2006

• IBM Blue Cloud: 2007

• Google Apps: 2009

A supposed-to-be user-centered vision

• A supposed-to-be user-centered vision

• managing a computer is exhausting
• the user does not care about the system components: the user just want his problem to be solved
• eliminate the burden of the software/hardware management
• accelerate application launches – facilitates business evolutions
• allow the user benefit from economies of scale… and fire computer engineers!
•