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The overall architecture will look like below.

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Note

Note

Each Node represents a VM.

For the hardware resilience, these nodes/VMs should be on two physical servers. If all the VMs are deployed on the same physical server, it will provide only VM level resilience and fault tolerance.

Failover scenarios

When the Primary or Secondary node is down
The system will switch to the other active node.

Impact

All applications will continue to work after the seamless failover.

Recovery

NA

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