Friday, 21 June 2013

What is Vertical and Horizontal Scaling in a cloud

Vertical Scaling
Vertical scaling, also described as scale up, typically refers to adding more processors and storage to an SMP to pump up processing capability.Generally, this form of scaling employs only one instance of the operating system. 

Horizontal Scaling

Horizontal scaling, or scale out, usually refers to tying multiple independent computers together to provide more processing power.Horizontal scaling typically implies multiple instances of operating systems, residing on separate servers.

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