Connectivity service that can share the workload from applications running on the server that distributes traffic between a few instances to improve service capabilities and availability. You can use Server Load Balancer to prevent Single Point of Failures (SPoF) and increase the availability and fault tolerance of your applications.

Supporting layer-4 load balancing through TCP and UDP, layer-7 load balancing through HTTP and HTTPS as well as providing centered HTTP certificate management.

When SLB detects broken instance, SLB stops distributing traffic to instance and ensures the availability of your services as well as supporting multi-zone spreading to implement disaster recovery.

Provides various types of instances with dedicated resources as well as instances with bigger size for better performance.

Supporting the scheduling algorithm such as round-robin and least-connections as well as distributing traffic based on the domain name and URL to improve your application’s efficiency.
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High availability
SLB is designed to work in full redundancy mode to avoid single point of failure.
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Scalability
You can add or subtract the amount of j server backend as needed to increase the serving capacity of your application.
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Cost effectiveness
Can reduce significant more cost compared to using traditional load balancer equipment.
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Security
Can be combined with other security services, SLB can withstand DDoS attacks to 5 GBit/s such as HTTP Flood attack, and SYN flood.
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High concurrence
SLB Cluster supports hundreds of millions of simultaneous connections and in one instance SLB can support up to tens of millions of said connections.




What is a Server Load Balancer?
SLB distributes incoming network traffic across multiple ECS instances to ensure high availability and reliability of your applications.
How does SLB improve my application’s performance?
SLB enhances performance by balancing the load across multiple servers, preventing overload on a single server and optimizing resource utilization.
What traffic protocols does SLB support?
SLB supports protocols such as HTTP, HTTPS, TCP, and UDP for both internal and external traffic.
Can I set up SSL termination with SLB?
Yes, SSL termination is supported, allowing you to offload SSL decryption from ECS instances to the SLB.