Tagged Questions
0
votes
2answers
43 views
AWS Autoscaling Not Launching Correct Instance
I have an instance in AWS that I set up my entire environment (I'll call it my ready instance) on and is running perfectly. I then created a load balancer (ELB) with an autoscaling policy.
When I ...
0
votes
1answer
190 views
Amazon ELB and multi domain on Nginx server
I have an EC2 instance running Nginx with several domains.
My config starts like this:
server {
listen 80;
#disable_symlinks off;
server_name _; #allow few domains
#Adding 'www.' to ...
0
votes
3answers
91 views
How to set Load Balancers onto EC2 (installed Apache with SSL)?
I am running several EC2 instances behind ELB load balancers.
Can I insert my SSL certificate into Apache server without insert my cert into the load balancers?
How should I set for the load ...
1
vote
1answer
132 views
ELB Instance Out of service
After implementing ELB and Autoscalling on Amazon AWS. There's a wierd issue happens and we don't know either the reason or the fix.
We installed Auto Scalling configuration to add instance of AMI ...
1
vote
1answer
53 views
Control ELB by Traffic load
We recently used Amazon AWS.
Now our application is on the cloud. And we configured ELB with Auto Scalling and it works fine.
We need to modify the ELB and control how it works. I checked all the ...
2
votes
3answers
442 views
How to configure my Elastic Load Balancer to balance SSL traffic?
I'm totally lost so I apologize if I'm not making sense.
I need to create a load balancer in EC2 for our application servers. I'm trying make the ELB balance traffic over SSL (8443). However, it's ...
0
votes
1answer
74 views
“Big picture” to use Amazon load balancer solution for blog
I have a client with a popular Wordpress blog that experiences occasional short-term traffic spikes (when the site is promoted on national TV). The blog is already hosted on an Amazon EC2 instance, ...
0
votes
1answer
93 views
Automatically remove instance from ELB on server stop
How to automatically remove an instance from its LoadBalance (ELB) when you stop the instance?
I've tried to create a shutdown script and put it on chkconfig, but it is not working:
#!/bin/bash
# ...
0
votes
2answers
243 views
AWS Elasticache PHP Sessions with ELB and Web Servers at different Data Centres
I'm running an AWS Load Balancer with Web Servers at different Data Centres.
I need to start using PHP Sessions on Elasticache to Centralize Session Management.
I can create an a 2 node Elasticache ...
1
vote
1answer
288 views
How to install UCC GoDaddy SSL Certificate on Amazon EC2 ELB
I've read through this: Install SSL on Amazon Elastic Load Balancer with GoDaddy Wildcard Certificate but am still a bit unsure.
I have a subdomain: platform.mysite.com that is pointed to an ELB in ...
0
votes
0answers
159 views
Redirect to HTTPS from my Amazon Elastic Load Balancer
I have a rails app on 2 EC2 Instances running nginx behind an Amazon Elastic Load Balancer. I'd like to force HTTPS, which was working fine before I added in the Load Balancer. Now I can't quite ...
0
votes
0answers
76 views
CloudFront Dynamic Content & Apache using Multiple Virtual Hosts
I've tried to setup CloudFront to point to an Elastic Load Balancer.
I can see the requests are reaching the web server (which as multiple Virtual hosts configured) however the requests always end up ...
0
votes
1answer
115 views
Time between AWS Notifying of Scale Down and Terminating instance
Here is the scenario, there are multiple EC2 instances behind a load balancer. When traffic dies down, the SCALE_DOWN policy is triggered from a CloudWatch alarm. What I would like, is for the ...
1
vote
1answer
220 views
Autoscaling EC2 with NFS mounts
I'm trying to set up a shared filesystem on EC2 and I've read tutorials such as this: http://blog.ronaldmccollam.com/2012/07/configuring-nfs-on-ubuntu-in-amazon-ec2.html
In step 2 it talks about ...
2
votes
1answer
137 views
AWS ELB poor performance
We're using ELB for SSL termination. Our applications run on EC2 instances behind ELB using HTTP.
We're monitoring the application response times and performance hit when going through the ELB seems ...
0
votes
1answer
130 views
Amazon ELB and use of address / server names across multiple servers
I am setting up Nginx servers behind the ELB. I set up so that api.app.com points to an ELB.
I wonder which addresses I should use for remote connections, Nginx settings etc..
1) For example, in ...
0
votes
1answer
82 views
When using a load balancer how do find out what ec2 instance you're accessing from the browser?
Is there a way to determine the ip address of the ec2 instance you're accessing from the browser?
-2
votes
1answer
146 views
Cheapest High Available Web Server [closed]
I would like to create a high-available setup (e.g. a small cluster) for a webserver, i.e. it will run Apache, PHP and MySQL.
There will be between 2-8 small websites running with only very little ...
1
vote
0answers
121 views
AWS ELB + ejabberd server
I have two servers in AWS EC2 ejabberd. I'm trying to set up an ELB to manage traffic, but I can not connect when I put a ELB "front" of EC2 instances. DNS settings, I changed the A record for the ...
5
votes
2answers
2k views
Install SSL on Amazon Elastic Load Balancer with GoDaddy Wildcard Certificate
I'm a bit stuck installing an SSL Cert on an AWS Elastic Load Balancer. I have a wildcard certificate from GoDaddy and need to point it at the ELB.
I have run the command (I ran it on one of the ...
0
votes
4answers
1k views
AWS elastic load balancer basic issues
I have an array of EC2 t1.micro instances behind a load balancer and each node can manage ~100 concurrent users before it starts to get wonky.
i would THINK if i have 2 such instances it would allow ...
0
votes
1answer
193 views
Amazon ELB page 'recieving' time very slow, running EC2 + spot
I have an Elastic Load Balancer paired to a set of instances one is persistant and the other is a variable number of spot instance. When i access the servers directly using their end points, the ...
1
vote
0answers
170 views
How can I determine what caused a sudden increase of traffic to my AWS servers?
I recently set up a cloud system on Amazon AWS for a big website. I usually use Elastic Beanstalk to deploy the application (written in Java Spring) and it's currently running on 4 micro instances.
...
0
votes
2answers
359 views
Amazon VPC ELB SSL port redirection
I have an Elastic load balancer with 2 ports open, 80 and 443. 443 has SSL on it. both 80 and 443 are being redirectedt to internal servers port 80.
The issue is that i want to run my site only on ...
3
votes
2answers
1k views
Can Elastic Load Balancers correctly distribute traffic to different size instances
Just been looking into Elastic Load Balancers. As I understand it they just do round robin, evenly distributing connections to the servers behind them. So what happens if you have different size ...
0
votes
2answers
609 views
Amazon VPC - Elastic load balancer not forwaring requests to Private Subnet instance
I have setup and Elastic load balancer in VPC. There is a public and private subnet. Currently the web server is in the Private subnet and there is a NAT instance in public subnet, from which the web ...
1
vote
2answers
444 views
Amazon Elastic Beanstalk - Any file managers?
Are there any file manager UIs I can use with Elastic Beanstalk (upload,view,etc)? Does the AWS Management Console include one? I'm doing PHP and HTML.
1
vote
3answers
259 views
AWS Elastic load balancer doesn't decrease instances from Alarm Trigger
I have a load balancer that I created an auto-scaling-group and launch-config for.
I created the auto-scaling-group with a min-size of 1 and max size of 20.
I have a scaledown policy:
...
2
votes
0answers
341 views
Resque(Redis) On EC2 Micro Replciated to 3 availability zones
I'm going to build a failover setup for my resque jobs system wich uses Redis as a queue. The idea is to put 3 redises in different availability zones on micro instances and replicate them. Also would ...
3
votes
3answers
1k views
Load testing sites behind an EC2 load balancer with ApacheBench
When ever I try to load test a site that is load balanced on EC2 I get the following message:
ab -n 20 -c 20 http://www.somesite.com/
Benchmarking www.somesite.com (be patient)...Send request ...
0
votes
0answers
335 views
How to debug when ELB fails but nginx looks ok?
I'm using Amazon's elastic load balancing across several machines that are running nginx. The problem is, after running for fifteen minutes or so, ELB starts to mark all of the machines as dead. When ...
7
votes
5answers
3k views
How can I make my web server reachable via IPv6 on the AWS platform?
My business's web site uses the AWS platform. I want the site's visitors to be able to reach my content using the IPv6 protocol. How can I add an IPv6 address?
0
votes
1answer
174 views
With AWS ELB, is it possible to direct specific subdirectories to specific servers?
We're moving from a single EC2 server setup to a multiple-webserver setup, and using ELB to spread traffic across the servers.
Our core application will handle this just fine. There's one sub ...
3
votes
2answers
267 views
Elastic Load Balancing using a chain of domains/hosts
I've setup an elastic load balancer on EC2 which (for example) has the public DNS (A Record) of:
LB-165746761.eu-west-1.elb.amazonaws.com
I've then registered a domain which I want to act as my ...
1
vote
3answers
582 views
Using ELB Across Multiple Regions
Let say I have the website domain http://myawesomesite.com, and to start I have a ELB setup on the US-EAST Region with 2 instances running my application.
As the site becomes more awesome and I ...
1
vote
1answer
747 views
IP Range for internal private IP of Amazon ELB
I'm trying to find out the range of IP addresses that an Elastic Load Balancer could have from an EC2 instance which is behind it. This is so I can configure the HttpRealIpModule of nginx correctly.
...
2
votes
1answer
2k views
Nginx set_real_ip_from AWS ELB load balancer address
I have a set of Nginx servers behind an Amazon ELB load balancer. I am using set_real_ip (from the HttpRealIpModule) so that I can access the originating client IP address on these servers (for ...
1
vote
3answers
399 views
Can you change an AWS Elastic Load Balancer health check without causing instances to go out of service?
For a number of reasons I need to change the health check URL of a live site behind an ELB. The ELB is configured for health checks every 30 seconds, with a healthy threshold of 2 and unhealthy ...
0
votes
2answers
233 views
Amazon ELB disguises IP Address to EC2 Boxes?
It appears my Amazon Elastic Load Balancer is allocating traffic to EC2's, but without their IP addresses?
Is this usual behaviour? It's incredibly annoying. I.e. ELB CName is on my domain name DNS, ...
0
votes
2answers
380 views
Why should one use amazon-elb?
Amazon-elb is a scalability solution that works like a proxy to several instances of my amazon ec2 servers. I wonder if it would'nt be more effective to have a roundrobin DNS to resolve my name into a ...
4
votes
1answer
2k views
Setting Up ELB with SSL - What is Backend Authentication?
I started setting up Amazon's Elastic Load Balancing Service for my server pool and I need to setup HTTPS/SSL. I have all my SSL Certificates setup, but then I come to the step for backend ...
2
votes
2answers
318 views
ELB Alternatives for AWS when transferring large amount of data
So I got a unique problem. Our app is designed to server large amount of files using a special link that is one time use. We have been playing with ELB but notice an interesting "bug", if you start ...
3
votes
2answers
7k views
How to install a Thawte SSL certificate on Amazon Elastic Load Balancer?
Here's my situation. We've generated an SSL certificate from Thawte for a site we're hosting on EC2. We have our servers load balanced using Elastic Load Balancer.
Thawte gives us one PKCS signed ...
1
vote
1answer
238 views
Amazon ELB not loadbalancing between two servers
I'm just set up a small load balanced architecture in AWS using two Large EC2 instances in the same availability zone with a non-sticky ELB in front. Amazon reports that both instances are health and ...
2
votes
3answers
591 views
Proxy to load balancer, bandwidth?
I have an Amazon Elastic Load Balancer. I can't set my domain apex -- domain.com to the ELB because Amazon doesn't provide an IP.
If I:
set up a new EC2 instance (whih has its own IP)
set up a ...
2
votes
1answer
597 views
Amazon ELB and private IP addresses
We are considering using Amazon's ELB for load-balancing requests to internal API servers. If we use it, do we have to route our traffic through the public IP addresses, and thus lose the speed and ...
0
votes
3answers
779 views
Amazon EC2 Load Balanced & Auto Loaded Cluster - What happens to browser sessions?
Assuming a cluster of webservers on EC2 with both Elastic Load Balancing and Auto Loading (meaning instances start and die based on demand), can someone tell me what happens to a user's browser's ...
