Scale Out

Scalability - Scale Out/In vs Scale Up/Down (Horizontal Scaling vs Vertical Scaling)

When you work with Cloud Computing or normal Scalable highly available applications you would normally hear two terminologies called Scale Out and Scale Up or often called as Horizontal Scaling and Vertical Scaling.  I thought about covering basics and provide more clarity for developers and IT specialists. What is Scalability? Scalability is the capability of
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