# How to load-balance across multiple availability zones for improved redundancy

DevFeed: [How to load-balance across multiple availability zones for improved redundancy](<https://devfeed.tech/articles/how-to-load-balance-across-multiple-availability-zones-for-improved-redundancy-11622.md>)

Original publisher: [Read original article](<https://www.gremlin.com/blog/how-to-load-balance-across-multiple-availability-zones-for-greater-redundancy>)

Author: Andre Newman

Published: 2024-07-11T00:00:00Z

Content type: article

Language: en

Sources: [Gremlin Blog](<https://devfeed.tech/sources/gremlin-blog.md>)

Topics: [Availability](<https://devfeed.tech/topics/availability.md>), [Cloud](<https://devfeed.tech/topics/cloud.md>), [Amazon Web Services](<https://devfeed.tech/topics/aws.md>), [VPC](<https://devfeed.tech/topics/vpc.md>), [Amazon EC2](<https://devfeed.tech/topics/amazon-ec2.md>), [networking](<https://devfeed.tech/topics/networking.md>), [Routing (disambiguation)](<https://devfeed.tech/topics/routing.md>), [Kubernetes](<https://devfeed.tech/topics/kubernetes.md>)

Tags: [availability](<https://devfeed.tech/tags/availability.md>), [aws](<https://devfeed.tech/tags/aws.md>), [blog](<https://devfeed.tech/tags/blog.md>), [cloud](<https://devfeed.tech/tags/cloud.md>), [data-center](<https://devfeed.tech/tags/data-center.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [kubernetes](<https://devfeed.tech/tags/kubernetes.md>), [load-balancer](<https://devfeed.tech/tags/load-balancer.md>), [network](<https://devfeed.tech/tags/network.md>), [reliability-management](<https://devfeed.tech/tags/reliability-management.md>), [routing](<https://devfeed.tech/tags/routing.md>), [vpc](<https://devfeed.tech/tags/vpc.md>)

## AI overview

This blog explains cross-zone load balancing across multiple availability zones, including how it improves redundancy, reliability, and resource utilization. It uses AWS examples involving VPCs, EC2 instances, and Application Load Balancers, and describes how to enable the feature.

## Source excerpt

Load balancers are great at distributing traffic across individual hosts, but what about zones? This blog explains cross-zone load balancing, and how it can help you improve throughput and reliability.