Amazon Elastic Compute Cloud (EC2) provides self-service, on-demand, pay-for-what-you-use computing infrastructure resources.

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Cannot access Jenkins on windows server EC2 instance

I have a Windows Server 2008 R2 instance with Jenkins setup as windows service. I can see jenkins is up and running when I browse to localhost:8080 on the EC2 instance but cannot access it ...
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372 views

All EC2 outbound traffic is blocked

This is access from WITHIN an EC2 outbound to anywhere. (EC2-BAD) I can get INTO the instance via ssh and I can run my webserver on port 80 and I can ping from another EC2 (EC2-GOOD) in the same VPC. ...
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279 views

EC2 instance with partitions for /boot as ext4 and root / as lvm possible?

I've been playing about with this for a few days now. I haven't managed to find an example of someone running an EC2 instance with the root volume partitioned to have /boot on ext4 (or 3 or 2) and ...
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71 views

Issue in increase amazon ec2 instance disk space

I have a Amazon EC2 instance of 100GB disk space My disk most probably full only 5 GB space is available so I want to increase space. For increase disk space I followed below steps: - Log into the ...
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50 views

EC2: Persistent IP/Host for internal communication

I have a few servers on EC2 which intercommunicate using a RESTful interface. Currently, the addresses are saved in a configuration file which lists explicit IPs. This is prone to errors, because it ...
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43 views

Replace existing DataStax OpsCenter Installation in EC2

I'm using DataStax OpsCenter v3.2 installed on an EC2 instance. AWS is going to retire the instance, so I set up a new instance, installed OpsCenter, and tried to connect to my cluster. I got the ...
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56 views

Strange network issue when moving EC2 elastic IP

Recently we had an issue with a Windows 2012 EC2 server, which meant that we had to move across to another instance. We duplicated the instance, ran some tests and moved over the elastic IP. Should ...
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42 views

how to access Application and Database on AWS as local from other network

Recently I created a micro instance of Amazon EC2 (Windows_Server-2012-R2_RTM-English-64Bit-SQL_2014_RTM_Express-2014.05.20). I configured IIS on AWS and create a database respectively. that is one ...
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37 views

No access or error logging on OpenSuse

I've got an Amazon ec2 instance running OpenSuse and I'm getting a white page of death on some of my php scripts but there's no error log in var/log/apache2. To my surprise, there's also no access ...
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2k views

High Performance AWS EC2 / RDS + Nginx + PHP-FPM setup

General description of the issue We're currently running an application on a PaaS type solution for PHP. Their solution is based on AWS cloud and due to the fact that their plans don't fit our ...
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42 views

Why did AWS EC2 Ubuntu node get wiped on reboot?

I shelled into a functioning AWS EC2 Ubuntu instance, rebooted, tried to shell back into it, and found that I was presented with a different host certificate. I was able to log in based on the same ...
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53 views

Linux commands are hanging on ec2 instance

We are having a VPC setup for our staging environment. In this we have attached an elastic ip to one instance & rest of the instances are connected through this. Now today when we restarted our ...
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228 views

can't start play 2.2 on ec2

I am trying to deploy my project on port 80 by using play start 80 play "start 80" play "start -Dhttp.port=8080" It's giving me this error: org.jboss.netty.channel.ChannelException: Failed to bind ...
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73 views

Amazon EC2 SQL Server Connection Timeouts

I am currently having a problem with SQL server timeouts. I am running Windows Server 2008 R2 w/IIS and SQL 2008 R2 (Express) on an m1.small instance in EC2. We have custom services that monitor the ...
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62 views

AWS Autoscale termination policies

I'm attempting to add an existing EC2 instance to an autoscale group I created as the initial instance. I've set the termination policy to 'NewestInstance' and if I understand correctly, when a new ...
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89 views

Ejabberd Clustering on EC2

I am trying to implement ejabberd clustering on Amazon EC2 instances, I have installed ejabberd and it is working fine on both instances, I can connect and send message, my first server is a master ...
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35 views

Amazon EC2 + SSL Godaddy are not routing properly in HTTPS

I have an Amazon EC2 + SSL just installed on GoDaddy. I have successfully managed to install it and get the green https on the main domain https://www.example.com however it doesn't any ...
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1k views

ssh_exchange_identification: read: Connection refused

Everytime I'm trying to SSH into my Amazon EC2 Server i get an Error below: Zoc6 Error: ssh_exchange_identification: read: Connection refused Tried: Terminal (mac) - Failed Reinstall Zoc and ...
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73 views

How to configure Exchange 2007 to control SMTP relay access from Amazon AWS Elastic Beanstalk

For an application deployed to Tomcat on Amazon AWS Elastic Beanstalk (Eb), where each new app deployment can change the app server IP address, what is the best way to configure Exchange 2007 to ...
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109 views

Amazon EC2 Page Not Found 404

I am new to amazon EC2. I have t1.micro instance running windows Elastic IP is assigned My Website is hosted on IIS default site port 80 Security group setting is as below Ports Protocol Source ...
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41 views

Large volume of VolumeWriteOperations on Amazon Linux EC2 Instance

I have been using a EC2 Amazon linux micro instance as a development/small host server for the past 3 months. I host a couple of domains for me and a friend. I installed the first month only my main ...
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79 views

The device 'xvdg' is used in more than block-device mapping

Using Amazon's dotnet API, I am trying to launch an instance using the i2.8xlarge type using an AMI which has one EBS store already assigned to it. I map the 8 SSDs using xvd[b-i] -> ...
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141 views

The `iostat` Command Describes a Non-Existent Block Device

The System An instance running on Amazon EC2 It is an m1.large EC2 instance The instance is running Ubuntu Server 12.04 LTS Here's What Happens... I wanted to measure disk IOPS on my system, and ...
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28 views

apt/maven/npm checksum failure on amazon ec2

I'm recently encountering multiple download checksum failures when booting ec2 machine. This manifests itself with sporadic failures of apt, maven and npm installs. In one case that the pom checksum ...
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37 views

Copying over public keys within private network

As part of a cloud init script for an EC2 instance, I want to generate a private & public key for a user created on the new instance and then copy the public key over to another server in the same ...
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125 views

https outbound connections work before creating AMI, but not on new instance using that AMI

On Amazon Web Services Launch an EC2 instance using Amazon Linux AMI 2014.03.1 - ami-fb8e9292 (64-bit) Run my ansible script to configure the server for baking into an AMI Run some Ruby that ...
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203 views

Full SSL site: SSL Negotiation Time and Cipher Suite in Nginx

Here is my Waterfall http://www.webpagetest.org/result/140417_42_H0D/1/details/ It is taking too much time in SSL negotiations. I tried to apply following article: ...
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824 views

s3cmd 403 Access Denied error on put but not ls

I can access s3 using s3cmd on an ec2 instance to do s3cmd ls s3://myc bucketname but not using 'put' to add a file. It gives a 403 access denied error. I am using IAM and have group setup to access ...
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324 views

cURL NSS error -12286 SSL_ERROR_NO_CYPHER_OVERLAP

Using cURL 7.36.0 (x86_64-redhat-linux-gnu) on EC2 Amazon Linux, I can't connect to certain websites (not all) using HTTPS and receive the above error. From researching the issue I have learned that ...
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86 views

Would PHP5-FPM be faster with more cores?

I'm a bit new with nginx + php5-fpm. I read that with nginx there's an advantage to have multiple cores (CPU) with the use of worker_processes. Is php5-fpm also faster if it uses more cores? Reason: ...
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149 views

starcluster ec2 403 forbidden

I am trying to setup a Hadoop cluster using MIT's starcluster tool, I have modified the configuration file with my AWS information, but am getting the following error message: !!! ERROR - ...
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350 views

AWS Cloudformation Bootstraping with S3 File and Autoscaling

I just started trying to use CloudFormation and am using it for some autoscaling. I am new to all this so bare with me. I am using the sample template for autoscaling found here. ...
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37 views

deploy compiled .Net app to EC2 IIS VM from non-Windows machine?

I've got both the source and a compiled version of a .Net application from a partner my organisation is working with. I've also fired up a new Amazon EC2 instance using an AMI from Microsoft. ...
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201 views

Auto-login to aws ec2 instance running windows on startup

I'm trying to run a service on startup of a windows instance on amazon. So far it is a manual process where I have to start rdp in, log in and then start the process. I'd like it when the instance ...
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701 views

Does AWS EC2 have limits on concurrent connections?

No matter what I do to my EC2 instance, any size and with apache/ubuntu. I can't get it to go over 1400 concurrent connections. Have set the prefork settings high, set ulimit to 1000000 Is this ...
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135 views

Network drops SSH connection to EC2 only

I have an EC2 instance (in eu-west-1) which I've been SSH'ing into for almost a year, but recently the connection simply hangs (i.e. becomes fully unresponsive) when an executed command returns more ...
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250 views

My Bitnami Tomcat Stack (on EC2 AWS) is generating DoS attack

I have a very small java web app that is deployed on a Bitnami Tomcat Stack on AWS. We are using this app in the company with only 5-10 user base daily, and generating only below 100MB of traffic per ...
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25 views

hosting a service locally and on amazon ec2 with auto-routing

I have a java REST service which is very CPU intensive. The service serves a website. I would like to host the service on my local machine which has 8 core 16GB RAM, SSD as the main storage and high ...
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194 views

connect to windows 2012 server without rdp

I've got an fairly stock Windows 2012 EC2 server running on AWS which I've been able to RDP into until after the last reboot. Are there any other services like [Telnet, SSH etc] that run by default ...
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57 views

Point existing EBS to new EC2 instance

I have an EC2 instance running Ubuntu 11.04 with EBS attached, now I am planning to move to Amazon Linux AMI 2013.09.1 Can I just launch new instance and map existing EBS is that enough or is there ...
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137 views

Amazon EC2 instance “sudo reboot” not coming back up

I did a "sudo reboot" on my EC2 CentOS and now my instance is not coming back up! It is a web server and I know there is nothing wrong with my configs to make it not come back up! The only thing I did ...
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54 views

Amazon EC2 instance “sudo reboot” not coming back up

I did a "sudo reboot" on my EC2 CentOS and now my instance is not coming back up! Did I lose everything? How can I bring it back up? Any help is greatly appreciated.
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77 views

Amazon ELB timeout on multiple instances but not on single instance

I have an Amazon load balancer and one EC2 web instance behind it, and websites work fine, all my websites do not require long processing time, they are just some basic PHP sites, then I spun up ...
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837 views

Gmail rejecting IMAP calls from AWS EC2 hosted James server

I have James server (SMTP server) hosted on AWS EC2. I have small application running on this AWS instance which fetches certain emails from my Gmail account. Gmail rejecting any IMAP request from my ...
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178 views

Amazon EC2 Nat Instance - goes out but not back in

I've followed Amazon's steps and list what I've done. I've created 6 subnets (4 private SN1: 10.50.1.0/24, SN2: 10.50.2.0/24, SN3: 10.50.3.0/24, SN4: 10.50.4.0/24) and 2 public (SN5: 10.50.101.0/24 ...
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76 views

Issue with Setting up Amazon SES using VPS/Ec2

So, I currently have a VPS and a EC2 instance. The VPS is a completely separate company that hosts my domain, email, etc. But, I recently pointed these to my Ec2 instance as: MX Record: The ...
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58 views

Unable to stop instance in Amazon EC2

I am developing a java web application and deploying to Amazon EC2. I have deployed with default micro small ec-2 server. Now i have to move this ec-2 server from small to large server. I have gone ...
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245 views

Can I forward my godaddy domain to Load Balancer DNS' name?

My domain is hosted on GoDaddy. Is it possible to forward my domain to LoadBalancer's DNS? Example steps: Add Domain Forwarding on GoDaddy Forward to: ...
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206 views

setting haproxy servers to use AWS public name server

I'm trying to configure haproxy to cluster a couple of mysql servers (galera cluster), but it seems that haproxy does not accept dns name in the server directive. e.g. config listen mysql ...
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27 views

How to install latest version of ec2-api-tools?

Downloading ec2-api-tools from Amazon gives version 1.6.7.2. Following these directions to get Amazon's PPA shows version 1.5.0.0, which is so old you can't use the access key/secret access key ...