Scaling strategies for Elastic Load Balancing
Networking & Content Delivery Blog
This article discusses scaling strategies for Amazon Elastic Load Balancing (ELB) to handle large volumes of traffic by using a technique called sharding.
Specifically, the article covers:
- Overview of ELB sharding and when to consider it for Application Load Balancer (ALB), Classic Load Balancer (CLB), and Network Load Balancer (NLB)
- Single-Region and multi-Region sharding architectures using Amazon Route 53 weighted routing
- Step-by-step guide on how to shard your ELB (using ALB as an example)
- Monitoring sharded ELBs using Amazon CloudWatch metrics
- Considerations and best practices for ELB sharding
- Conclusion and additional resources
The AWS News Feed is currently looking for gold sponsors. If you want to support the AWS community and reach a large audience of AWS professionals, consider sponsoring the AWS News Feed.
Related articles
Oct 7
2024
2024
Load balancing strategies for Amazon RDS for SQL Server read replicas to scale read workloads and reduce latency
Sep 22
2025
2025
Building Resilient Multi-cluster Applications with Amazon EKS, Part 1: Implementing Cross-cluster Load Balancing with NLB
Jan 22
2026
2026
On-demand and scheduled scaling of Amazon MSK Express based clusters
Jun 30
2025
2025
SAP Server Auto Scaling: Optimize Infrastructure Costs While Meeting Workload Demands
The AWS News Feed is currently looking for silver sponsors. If you want to support the AWS community and reach a large audience of AWS professionals, consider sponsoring the AWS News Feed.