Round Robin sends requests equally. Least Connections sends to the server with fewest active requests (better for varying load). Random is simple but less predictable.

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Load Balancing Algorithms

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easyPhase 2 · How the Internet Works 5 min read

Load Balancing Algorithms

Interactive — Try it yourself!

How to use

1Click "Send Request" to route traffic

2Try Round Robin (equal distribution)

3Switch to Least Connections (smart routing)

4Kill a server to see failover

In a nutshell

Round Robin sends requests equally. Least Connections sends to the server with fewest active requests (better for varying load). Random is simple but less predictable.

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