All Content tagged with Application Load Balancer
Application Load Balancer operates at the request level (layer 7), routing traffic to targets (EC2 instances, containers, IP addresses, and Lambda functions) based on the content of the request.
Content language: English
Filter content
Select tags to filter
Sort by
Sort by most recent
680 results
I'm looking for confirmation on whether my understanding is correct that AWS WAF (when attached to an Application Load Balancer) cannot enforce a rule that blocks requests whose body size exceeds a sp...
## Summary
On an Application Load Balancer (HTTPS listener, `routing.http2.enabled=true`),
a `POST` request that carries **both** a large `Authorization` header
(a ~1.6 KB bearer token) **and** a req...
Can I set multiple ALB path rewritings?
I testing the ALB path rewriting described in the following document.
I am currently deploying and proxying the NGINX server, but I think I can replace it i...
I have an ALB that generates a 504 error gateway timeout when I do a file export. This is from a web application doing an AJAX MVC website call.
When the file generations takes less than 30 seconds, t...
We run a backend system with an ALB and two ECS nodes in the target group. Approximately 2,500 clients connect, authenticate via BasicAuth, and upgrade to a WebSocket connection. Some clients fail to ...
We have configured an Application Load Balancer with 14 APIs using path-based routing, and we need to monitor each individual API for request count and 5XX errors instead of relying on the overall ALB...
I was figuring out with Load Balancing for my NodeJS Backend Server. Target Groups were healthy and Load Balancer also got attached with my Cloudflare DNS and was routing correctly. Everything was wor...
asked 2 months ago
I am bit curious to know whether AWS supports any other algorithm then round robin. Round Robin distributes traffic in a queue structure like User A would be getting response from Server 1, User B fro...
asked 2 months ago
I switched my Application Load Balancer from `dualstack` to `dualstack-without-public-ipv4` on April 7, 2026. The change is confirmed complete:
```
IPType: dualstack-without-public-ipv4
Name: 000-loa...
I am looking for guidance on Application Load Balancer cross-AZ traffic and DNS resolution behavior. We have an internal Application Load Balancer deployed across two Availability Zones (AZ1 and AZ2)....