As your business grows, you need to add new servers to increase the capacity and resilience of your application. Without proper planning, however, added infrastructure can cause bottlenecks and congestion points, resulting in an imbalanced use of resources.
Load Balance serves as the traffic gateway for your application, intelligently distributing requests to the best server available at any given time. The idea is to evenly balanced this load , optimizing resources. This way, failures in a single server do not lead to drops in your environment, and servers can undergo maintenance individually without service interruptions. Using a load balance solution also provides benefits during expansions. The procedure of adding new servers to meet increasing demand is much simpler, without notifing to end user
Server load balancer
Multi-WAN link load balancer