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

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18 views

Environment variables using AWS CodeDeploy

I have a web application that utilizes environment variables for some of its configuration (DB credentials, API keys, etc). I'm currently using Elastic Beanstalk for deployment and can easily set ...
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2answers
40 views

AWS EC2 : No HTTP Traffic after reboot but SSH is ok

I have a small ami EC2 instance @ AWS. I had to reboot yesterday and after reboot, I couldn't access the websites hosted on the EC2 while there was no problem at all through SSH. Things I checked ...
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1answer
848 views

Open ports between Elastic Beanstalk and one EC2 instance on AWS

I currently have the following setup: An API (Node.JS) running using Elastic Beanstalk, which is currently only running one EC2 instance A MongoDB instance running on a seperate EC2 instance ...
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1answer
16 views

Create Windows AMI from EBS snapshot

I made an AMI from a Windows snapshot using AWS Console, but the operation created an AMI of type "Linux (Other)". Funnily enough, the AMI launches and AWS charges the Linux price (!). However, I am ...
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0answers
16 views

Analysis of scalability with Amazon AWS and 150 / 200k active users [duplicate]

I have a (probably) strange question ... I have to realize approximate analysis regarding the choice of architecture servers. I need to locate the scalable architecture server to identify possible ...
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1answer
870 views

How to configure network on EC2 instance launched by Vagrant?

This is my AWS setup: 1 VPC with: default public subnet, 10.0.0.0/24 1 EC2 micro instance, private 10.0.0.172 and public Elastic IP 1 RDS instance, running MySQL The EC2 instance has network ...
2
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1answer
616 views

Amazon EC2 as Google App Engine proxy

I want to run a micro instance on EC2 that will serve as a proxy server for my GAE app. I found this article on how to run it on ami-ad7e2ee8: ...
3
votes
4answers
904 views

When should one use the following: Amazon EC2, Google App Engine, Microsoft Azure and Salesforce.com?

I had asked this question on StackOverflow. It was suggested to post it here too. When should one use the following: Amazon EC2, Google App Engine, Microsoft Azure and Salesforce.com? Please share ...
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3answers
1k views

What's the cheapest way to host hobby projects?

What's the best place to put your hobby web projects(the web app itself, not the code) ? Typically, the projects are such that: a) I just want to test out an interesting idea without exploring the ...
3
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5answers
637 views

How big is a cloud? [closed]

I'm trying to come up with some data on how much computing power the current cloud platforms represent. (Microsoft Azure, Amazon Elastic Compute Cloud, Google App Engine. Others?) Stuff like how many ...
0
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1answer
223 views

EC2 or GAE for python/django app [closed]

I am currently deciding whether to use EC2 or GAE for my django app. I've done some research on both. In terms of deploying a database-driven django app with the following: -- high on db reads / ...
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2answers
1k views

cannot connect to MS FTP 7.5 on Windows 2008 on Amazon EC2 instance

I have just installed the MS FTP 7.5 upgrade on my Windows 2008 Server (Service Pack 2) running on an Amazon EC2 instance. In the FTP Firewall Support settings for the server in IIS Manager I have ...
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2answers
587 views

Can't access site on EC2 instance via public ip

I have Amazon EC2 micro instance with window 2008 server and deployed one sample web application over there which uses java and deployed on tomcat 7 server. I am able to access it locally on ...
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2answers
39 views

Why I cannot access EC2 instance public IP from inside of instance itself?

Here is an example, I have an Linux instance , say, private IP is 10.10.10.10, public IP is 54.54.54.54. Inside the instance, I could successfully ping it's private IP(10.10.10.10) and localhost. ...
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1answer
429 views

Hostname via Cloud-Init on CentOS running on EC2 do not work

I setup the cloud-config on the user-data for a CentOS 6.4's EC2 instance, and it looks like do not apply. #cloud-config manage_etc_hosts: true preserve_hostname: false hostname: ...
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7answers
22k views

Amazon Linux vs. Ubuntu for Amazon EC2 [closed]

I'm setting up my first website on Amazon EC2, and I'm trying to decide which distro to use. I've used Redhat and CentOS in the past, but I have no bias towards any system, I just want to use whatever ...
2
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3answers
3k views

CloudFormation/EC2 - access IP address of EC2 instance in the template?

i'm trying to define a cluster of Cassandra nodes, together with some other instances ( some middleware and app servers ). I'd like to be able to add the ( internal ) IP addresses of the Cassandra ...
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0answers
14 views

Django/Tastypie: RDS is damn slow compared to EC2-MySQL

Initially my setup was: EC2 (Apache -> Django -> Tastypie) -> MySQL on EC2 itself. One of our API (Tastypie) does almost 80 SQL SELECT queries to fetch related resources and attributes. For local ...
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0answers
50 views

AWS EC2 instance hyperthreading

I am currently doing some performance testing of web-apps that we have moved to AWS. One of the things we have noticed is that vCPU performance doesn't seem to be nearly as good as we'd expected. In ...
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0answers
95 views

Amazon VPC NAT performance problems

I have a set of servers inside an Amazon VPC, whose job is to get image files from S3 and process them. The S3 downloads would frequently stall, sometimes for over 2 minutes, but all would eventually ...
0
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1answer
17 views

Naked domain not working on VirtualHost for EC2

I am using AWS EC2 and I am redirecting example.com domain to a directory in EC2 with the following virtual host: NameVirtualHost *:80 <VirtualHost *:80> ServerName www.example.com ServerAlias ...
0
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1answer
215 views

What causes SocketException (9001) handling request in node.js app and MongoDB ReplicaSet?

I have a simple node.js application that makes a single call connection call to my ReplicaSet. Things were actually working fine earlier today and nothing was changed in the application, now my ...
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0answers
14 views

Port not opening even after adding security group rules on Amazon EC2 instance

I have an Amazon EC2 Linux instance. I recently installed SmartFoxServer in my instance. For that I needed to open 9933 port. So I just created inbound rules on Amazon EC2 Manager console website. My ...
0
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1answer
16 views

Amazon Custom AMI

If I create a custom AMI for an EBS backed EC2 instance after installing numerous applications and making lot of config changes to the EC2 instance like IP Tables, httpd.conf file etc... Will the ...
1
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1answer
23 views

Remote port forwarding not working

I have a test app I run locally, and use remote port forwarding to give others access to it. This was working just fine, until I set up a new server instance on EC2. The EC2 server runs CentoOS 7. ...
10
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3answers
4k views

updates in amazon-ec2 ubuntu 10.04 server

I keep getting this message when I logged into my server in ec2 via ssh think this is called MOTD 43 packages can be updated. 22 updates are security updates. but I have already done sudo ...
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1answer
44 views

EC2 instance running apache tomcat not accessible from outside

I have a 64-bit amazon linux instance in aws. I am running apache tomcat6 running on that machine. sudo fuser -v -n tcp 8080 USER PID ACCESS COMMAND 8080/tcp: ...
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2answers
308 views

Anyway to determine Amazon Machine Image (Creation Date)?

I am trying to see if anyone knows how to identify the creation date for Amazon Machine Image(s)? I have looked all through the documentation on the AWS site, and do not see anything. The only ...
0
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1answer
29 views

Multiple Ec2 instances on Amazon free aws account

I created amazon micro instance with IP ec2@x.x.x.x.com . While using amazon free service, if I create 2nd micro instance then will it be chargable? or only one micro instance is available on for ...
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2answers
916 views

SMTP 550 5.1.1 error when sending email with postfix via amazon SES

I've been following this manual starting at page 26. First I've already made a tunnel with stunnel, and also I've already got conected via command line with amazon servers, then in my postfix main.cf ...
0
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1answer
17 views

Disk root error on start instance on “Amazon Web Services (AWS)” EC2

I "Detach Volume" and "Attach Volume" again. After that I want "Instance Start" but I get immediately message Error starting instances Invalid value 'i-{id}' for instanceId. Instance does ...
0
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1answer
1k views

ssh: connect to host port 22: Connection refused -> AWS

Just moved offices. Our production servers are on AWS and the Security Groups have being updated to reflect our new External IP. I have tried another computer with the same response both Mac OS X. ...
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2answers
1k views

Setting up VSFTPD on AWS EC2 Instance

I'm trying to set up VSFTPD passive hosting on my EC2 instance. I ran through these instructions http://www.synergycode.com/knowledgebase/blog/item/ftp-server-on-amazon-ec2 . However, when I tried to ...
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0answers
17 views

How to enable ICMP echo replies on AWS EC2?

While traceroute seems to work on AWS EC2 $ traceroute www.google.com traceroute to www.google.com (216.58.217.100), 30 hops max, 60 byte packets 1 * * * ... 17 209.85.242.140 (209.85.242.140) ...
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0answers
23 views

How can I use AWS placement groups with ironfan?

I would like to use AWS placement groups in order to decrease latency between my front-end server and back-end servers in a particular availability zone. We use the Chef orchestration layer Ironfan, ...
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4answers
2k views

List all stopped AWS EC2 instances with command line toolkit

I have been experimenting around with ec2-describe-instances and ec2-describe-instance-status in the EC2 command line tools with the goal of starting stopped instances. However I cannot neatly list ...
11
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6answers
4k views

Amazon EC2: possible to use elastic load balancing across web servers in multiple regions based on location of client?

Related to an another question I asked. This question seems similar but I'm wondering if there are any updates. To support a single site that has users all over the world, I will create EC2 web ...
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0answers
19 views

Sharing between EC2 Instances not working

I want trying to setup a render farm in AWS where I created all my instances using my 'Windows 2008 Base' based AMI. I will have one manager instance which is attached to EBS drive (D drive) and this ...
3
votes
2answers
5k views

Full Update to PHP5.5 on Amazon Linux

I have been trying to get LAMP install upgraded to PHP5.5, Apache 2.4, on Amazon Linux. Per this earlier question, Update PHP with yum on Amazon Linux, I thought I had it beat, but clearly that's not ...
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2answers
64 views

Copying data between AWS EC2 machines

There are times where, in order to do some debugging or perhaps a manual migration, I need to copy large chunks of data from one EC2 instance to another. When the size of the data is tiny, it's simple ...
0
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1answer
15 views

Cam I instruct an AWS EC2 instance to run in “maintenance” mode with cloud-init (user data)

I have an AMI image I'd like to update, i.e. start an instance from it, do some edits/updates, and save a new AMI from the instance. But while I do my edits I don't need the full system running, I ...
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votes
0answers
26 views

Why does the EC2 (Amazon) server keep refusing connection to host with Presto?

I got Presto launched but when I try to create a table like the following: //code is irrelevant -> CREATE TABLE verifier_queries( id INT NOT NULL AUTO_INCREMENT, suite VARCHAR(256) NOT ...
0
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1answer
19 views

AWS Security Group settings for public application

I'm a bit confused by AWS security groups. I have an application on EC2 that I need accessible to everyone (in theory) in the world. AWS says this though: "If you use 0.0.0.0/0, you enable all IP ...
2
votes
2answers
517 views

Cannot find amitools

I have newly created an Amazon EC2 instance. It came with Ruby 1.8.7 which I uninstalled (with YUM) in favor of RVM and Ruby 1.9.3. However, every time I connect to the instance via SSH I get the ...
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0answers
46 views

How can I make presto (or anything) an executable file on a Linux Server? [migrated]

I tried CHMOD along with the file directory but it just can't seem to find it for some reason. I've tried the following: -bash: homeec2-user: command not found [ec2-user@_________ ~]$ ...
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2answers
2k views

SUSE EC2 Problem - zypper - Permission denied

I'm trying to use zypper to install gcc on my Amazon EC2 instance running SUSE.When I try:zypper in gcc I get: Retrieving repository 'SLE11-SDK-SP1' metadata [] Permission to access ...
0
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3answers
58 views

Puppet and agent server with same host name but different private keys

I am trying to use puppet as follows in Amazon AWS: I deploy an instance which has hostname "server.example.com", which launches the puppet agent on boot and gets an initial software payload. I then ...
1
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1answer
45 views

how can I understand why apache is consuming so much cpu - ec2

I have an ec2 c3.medium instance running. It has recently started maxing out the cpu making the server unresponsive. Rebooting the instance doesn't really help for long, although it does make apache ...
1
vote
2answers
874 views

Unexpected behaviour when dynamically add node in HAproxy server

I wanted to use HAProxy for my web app for load balancing purpose. I am trying to add a new rabbitmq node dynamically in HAProxy server using command : haproxy -p /var/run/haproxy.pid -sf $(cat ...
-1
votes
0answers
24 views

Error while trying to run a cron job

I'm new to using cron and I'm trying to set up a cron job for automated Amazon EBS Snaphots, and when I try running the cron job right away like so: * * * * * deploy ...