Full Stack Development with JHipster

Fault tolerance and failover

In a microservice architecture, there might be many reasons for a fault. It is important to handle faults or failovers gracefully, as follows:

• When the request takes a long time to complete, have a predetermined timeout instead of waiting for the service to respond.
• When the request fails, identify the server, notify the service registry, and stop connecting to the server. This way, we can prevent other requests from going to that server.
• Shut down the service when it is not responding and start a new service to make sure services are working as expected.

This can be achieved using the following:

• Fault tolerance libraries, which prevent cascading failures by isolating the remote instance and services that are ...