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TypeScript Microservices by Parth Ghiya

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Flexibility

Although we discussed fault tolerance and high availability with presumed instances, our requests might go beyond the expected limit of the application. In fact, they can be below the limit as well. Either of these may lead to a business loss in terms of the additional cost of running instances or degraded application performance. To manage either of these scenarios, many load balancers, especially in public clouds such as AWS ELB, Google Cloud Load Balancing, and a few more, provide the flexibility to have the auto-scaling of instances based on certain criteria, such as memory or CPU utilization, which can, add or remove a number of instances in the load balancer when it scales up or down. Load balancing with such features helps ...

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