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Questions tagged [amazon-elb]

ELB is Amazon's managed Load Balancer service, used in conjunction with its EC2 virtual machine cloud hosting service.

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EC2 instance removed from ELB (automatically?)

I would like to know if it is possible for an EC2 instance (both in an operational and non-operational state) to be removed from an ELB by some internal service in AWS without me knowing about this? I would like to know if this is possible and how I…
user320176
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how can I move domains to an AWS ELB who are currently assigned to a static Elastic IP without changing DNS on their registrar

I have a large list of domains (which I do not control the domain registry for as they are clients). I would like to route their traffic through an AWS ELB and upgrade their infrastructure, however asking them all to change DNS in their registrar…
Brett Thomas
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Issues with httpd config to proxy most requests to tomcat

I have had some difficulty in getting the following working in Apache: We have an apache/tomcat instance sitting behind an AWS ELB. The ELB is doing SSL termination so we have a redirect on the server to handle this. I need /health to be reachable…
sysadmiral
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Attach EC2 to ELB Based on Load

I have an ELB with two instances attached to it all the time and running. I have a third EC2 instance which is in the stopped state. I DO NOT WANT TO USE Autoscaling. Whenever load increases more than a threshold on those two running servers, the…
Yeleshwar
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AWS ELB reboot instance if unhealthy

I have a single ubuntu ec2 instance running nginx behind an ELB. Occasionally the instance runs out of memory which crashes the node app behind nginx and then I get a 502 bad gateway message and have to reboot. I can see how to get alarm messages…
Ron
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Redundant Cloudfront usage?

I'm curious on my setup regarding usage of cloudfront. Currently I've this setup for my website. Internet_traffic <-> WAF <-> Cloudfront <-> ELB <-> EC2s I've wordpress running on EC2, since there's cloudfront before ELB, does it make any sense to…
WooiPin Teoh
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Expose a SQL server database with a load balancer

We have several Machines that communicate with each other inside a VPC on AWS. All of them are in privete subnets with no public IP address. One of those machines is a MSSQL server, our main Database. In our office we have a vpn tunnel with this…
lonewarrior556
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AWS - Unable to connect NFS instance

We have an auto-scaling group which spins up multiple instances as required. All instances in auto-scaling group take their data from separate EC2 instance (running NFS) so they can all share the same data. Following are the settings for NFS server…
Farmi
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Redirecting from PHP-based web servers to ELB and tomcat applications

I have an AWS deployment where I have a web-server (serving a PHP-based website) and an application server (serving JSP/Tomcat based applications). The redirection from the webserver to the application server is made via AJP over port 8009. This is…
Sriram
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EC2 Instance in healthy state in ELB, but still give 503 backend server is at capacity

I have website https://www.b-yy.com, which is hosted on cloudflare -> Aws ELB -> EC2 instance. the instance behind ELB says that it is healthy and "InService", but whenever i open website, it says that 503 Backend server is at capacity. How is it…
Farhan
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elb ssl termination for wss websocket fails net::ERR_RESPONSE_HEADERS_TRUNCATED

I am trying to get a websocket communication working through a classic ELB with ssl termination to wowza, a java based media server. Setup VPC R53 test.myTld.com IPv4, Alias=Yes, Target myElb, Routing Simple CLASSIC ELB: myElb listeners: SSL…
art vanderlay
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What's the options if you must provide a static IP endpoint for your service behind AWS ELB?

I have a web service with few EC2 servers behind a AWS ELB. As I understand, there is no way an ELB endpoint can have a static IP, because it is a DNS-based load balancing solution, and that is a design decision made by ELB team. However, one of the…
Rangi Lin
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AWS replication for running Odoo

I'm planning to run Odoo on AWS. I need to have real time replication so that we have fail-over. EC2 instances would just have Odoo running and would be put under ELB. RDS (multi - az) postgres would be the database and EFS storage would host all…
Prasanth
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WordPress and ELB in AWS

I'm trying to configure Wordpress using AWS. Right now, this is what I have: EC2 2 t2.small servers (Wordpress is in both of them) ELB configured and working with those 2 servers RDS with the database (both Wordpress are pointing here) It might be…
monzon8
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AWS load balancer non-www to www

I want to redirect all traffic non-www to www (without using route53). I have already created the CNAME www. How can I do that without changing the code on the site? The AWS application load balancer is on top of the infrastructure.
Kaylas
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