Over-capacity is not a Safety Net

Cloud capactiy safety net

Auto-scaling? No, we always run a few extra servers as spare capacity, just in case and we use auto-scaling, and have some capacity to spare, in case of emergencies are two sentiments we find online from time to time. In this post, we will look at why over-capacity alone is not a safety net or guarantee against under-provisioning emergencies.

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Convergence Speed for Cloud Auto-scaling

Convergece limited by reactive auto-scaler.

Convergence is a process where two or more entities approach each other to get closer and closer. These entities could be rivers in a field, or, lines on a graph. For cloud auto-scaling, convergence is achieved when resource availability matches resource demand. In this blog post, we will look at how quickly auto-scalers can help your cloud deployment converge, and what impact that has on your cloud application.

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