Questions tagged [load-balancing]

Load balancing deal with the techniques involved on using multiple systems to deal with high demands, balancing the load between those multiple systems. Questions deal with networking and server load balancing, using dedicated hardware or not.

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AWS Lightsail Load Balancer and Too Many Redirects

I have spent several hours trying to figure out why once I put my instance containing my website behind a load balancer, I keep getting the "Too Many Redirects" error. I have a Windows ...
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21 views

Can an F5 LTM leave a failed/flapping node offline

I have an F5 LTM load balancing a number of servers. If one of those servers fails and then recovers, can I have the LTM mark it down/in maintenance until I manually re-enable it? The default ...
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Loadbalancing outgoing mails using multiple postfix servers

i'm looking for a solution to loadbalance outgoing mails using multiple postfix servers . The reason is to send 40000 mails per day Is there some one who tried to impliment this architecture ? Thanks
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33 views

Navigate to home page if url pattern match

I have a home url like https://abe.com and now I have a scenario like below If I get url like https://abe.com/en/test/test1 I should allow and If I get like https://abe.com/en/test/test1/test2 , needs ...
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Linux LVS reach outside issue

I cannot reach over VIP outside, but i can reach inside. How can i solve this issue ? LVS server VIP: 192.168.1.230 LVS IP: 192.168.2.230 Apache: 192.168.2.200 sysctl -p net.ipv4.ip_forward = 1 net....
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17 views

Nginx: upstream server directive with regex

I've got a docker-based architecture: A configurable number of containers being load balanced by one nginx container. All of these containers exist on the same local network, backend (created by ...
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1answer
33 views

AWS Load Balancing and Web App redirecting to SSL

We have a [legacy] web application that redirects non-SSL requests (port 80) to SSL (port 443). The web server is IIS (if that matters). Now I wish to put a load balancer in front of this app. That ...
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22 views

AWS Load Balancing with Web Server

Let's say If I am using my own application load balancer instead of an Elastic Load balancer and I am using Nginx which is installed and configured in EC2 Instance. Nginx is serving as a web-server ...
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2answers
80 views

Google Cloud Platform Loadbalancer - ERR_TOO_MANY_REDIRECTS

I am using Google Cloud Platform to host a Wordpress site in a VM. I am trying to setup a loadbalancer with CDN. Without the loadbalancer site works fine, there is no http to https redirection setup ...
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43 views

Adding unlimited SSL Certificates to Amazon AWS Application Load Balancer or other way

There's a platform where you can create your website. Kind of Wix. It is possible to have subdomain.projectdomain.com or your own domain linked. So far ElasticBeanstalk with Application Load Balancer ...
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2answers
140 views

nginx how to passthrough frontend ip address to backend server (do not confuse passing through user ip address to backend)

I have server Front server:Apple and Back End server Orange Just to be clear in first line I don't want to pass through user ip address through Apple to Orange as I already implemented that by using ...
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Implementing Health Check for Websites Hosted Behind a Shared LB

we host 4 web servers behind a shared load balancer. We don't have control over this Citrix NetScaler load balancer. We submit tickets to make changes as needed. Recently, one of the web servers ...
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97 views

Why does only one of the multiple address records for my AWS NLB work at a single time?

I'm using an AWS network load balancer. When I issue nslookup dualstack.app.elb.us-east-2.amazonaws.com, the output is Non-authoritative answer: Name: dualstack.app.elb.us-east-2.amazonaws.com ...
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1answer
24 views

What are the possible causes for Layer 4 and Layer 7 timeouts in HAProxy?

I am copying my Stackoverflow question : https://stackoverflow.com/q/63683206/6344947 I saw that I was getting 503 for my application when I was hitting the API's. When I checked the HAProxy LB stats ...
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22 views

OpenSSL randomly fails to verify the certificate chain of a URL on the 443 port can verify all instance ports

I'm hoping someone can help me because I am at a loss. My team has been suffering from issues of missing intermediate certificates in our services. I was tasked with writing a script that would ...

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