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

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how to log-in at windows server 2003 in amazon ec2 which bundle years ago

i had an AMI which is bundle in 2009. but today when i try to login to it. and want to generate new asmininstrator password it gives me console massage that passowrd is unavailable for this instance. ...
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1answer
343 views

Consultation for choosing the right Amazon Machine Image (AMI)

I'm about to host a huge interactive web-application on Amazon EC2, which can involve heavy traffic and thus, heavy database traffic. So I chose to use EC2 instances for the PHP core, and RDS for the ...
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2answers
1k views

How to secure a group of Amazon EC2 instances

I have several Amazon EC2 instances running Ubuntu 10.04 and I've recently started using Amazon's Route 53 as my DNS. The purpose of doing that was to allow the instances to refer to each other by ...
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2answers
407 views

How to shrink an m1.large instance to an m1.small instance on EC2?

I need to shrink a Server 2008 m1.large instance to an m1.small instance on EC2. I know that the large is a 64-bit OS while the small is 32-bit. Both are EBS volumes. My questions are as follows: ...
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1answer
422 views

How can I tell EC2 to automatically reboot instances that have become CPU = 100% locked?

I have asked this question before although the answer is no longer sufficient nor current. I would like to repost this question; how can this be achieved using Amazon's tools?
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204 views

SRV record lookup for Facebook failing on EC2

When I do a lookup using 'dig' from my EC2 instance for chat.facebook.com's SRV record it doesnt return a result. The same lookup works from desktop. SRV lookup for other domains work fine from EC2 - ...
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2answers
894 views

Creating subdomains across multiple EC2 instances

Background : I have a domain, lets say example.com. I assign an elastic IP to a instance on EC2 and give it the dns name as example.com I want to put 5 instances of EC2 under this domain, like so : ...
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516 views

HTTP Redirect from www.mydomain.com to my amazon ec2 account (instance)?

I have a domain, that is registered at a service provider but my site (wordpress blog) is hosted in a shared account with a friend in another other host service. I want to become seperate from this ...
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752 views

What is preventing Amazon's Route 53 from picking up my EC2 instance tags?

I have a number of Amazon EC2 instances, all running Ubuntu, which I'd like to configure to use Amazon's Route 53. I setup a script, following Shlomo Swidler's article, but ran into script-related ...
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1answer
156 views

Move Elastip IP from one account to another account

Assume, I am having 2 accounts say Account A and B. Currently I am having a elastic IP in account A and assign it into a instance. Now I want to move the particular elastic IP from Account A to B. ie, ...
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846 views

Amazon EC2 open ports for security groups present in other accounts

Assume, I am having 2 ec2 accounts (say A and B), both have different list of security groups. Now I want to open a particular port (say 80) for an instance running in account A, to account B. ie, I ...
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1answer
410 views

EC2 instances go missing when shutdown

I am facing a strange issue in which I lose the instance when I shut it down. I launched publicly available ami-ccb35ea5 for Centos and after running it for couple of hours I bought it down but ...
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4answers
701 views

Does Amazon EC2 integrate into Amazon S3?

My question is that I wanted to launch a Windows Amazon EC2 server that could through UNC connect to Amazon S3. Is this possible? Thanks!
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230 views

Attempting to update Amazon Route53 using a script, but domain is not being updated

I have several Amazon EC2 instances, running Ubuntu 10.04, with which I'd like to use Amazon's Route53. I setup a script as described in Shlomo Swidler's article, but I'm still missing something. ...
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2answers
2k views

Amazon AWS Ec2 instance, Elastic IP, Domain name from external domainseller, and Google Apps for Email

We are hosting our site on an Ec2 instance. Our Elastic IP is w.x.y.z and Public DNS is: ec2-w-x-y-z.compute-1.amazonaws.com. We've bought a domain name domainname.com from a lesser known ...
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1answer
902 views

Public DNS not resolving with Amazon EC2 Micro

So for some reason I cannot access my Amazon EC2 server through a web browser, or ping. But, I can SSH into it with the Public DNS address given to me. I used Nmap on it, and following are the ...
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1answer
2k views

Installing and running Apache on Amazon EC2 Micro Instance

So I just got an Amazon EC2 Micro instance. I installed Apache using yum install httpd. But now, how can I get Apache to run? If I run ps -A it doesn't say that its running, nor when I go to ...
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2answers
961 views

Website hosted on EC2, domain registered at Gandi.net.. how do I properly configure the domain?

First time ever doing this. Basically, I'm trying to figure out how to properly configure everything so that the domain sends requests to EC2. Can I simply use the instance's Public DNS? If yes, ...
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1answer
385 views

EC2 server in VPC stops responding after joining domain

We have a EC2 Windows Server set up and running in our VPC, connected to our network via a Juniper 5GT. This is working well, with the tunnel up and stable. If I then join the server to our local ...
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1answer
508 views

How should I setup an Ubuntu server on EC2 (MySQL, code location, etc..)?

I've started to fiddle around EC2, and I can't seem to understand the "AWS way" of setting up a server. I'm using Ubuntu server 10.10 64 bit, from an official AMI by Canonical. There is an EBD drive ...
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4answers
654 views

Best method for amazon ec2 load balancing

If we use amazon load balancing with multiple instances, when the second instance is fired up how does it access the most recent web data/filesystem. Are you suppose to store your site files inside ...
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1answer
718 views

ss segmentation fault - how to investigate?

I am quite newbie to Linux administration. My ss command started to terminate with Segmentation fault and I don't know how to investigate the reason and solve the problem. Details: While setting up ...
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2answers
358 views

Re-gaining root access to an EC2 EBS-boot image

I'm using an Alestic image which disables root SSH logins, but provides a user "ubuntu" with NOPASSWD sudo privileges. See here. In the course of trying to add a new user to the sudoers file I ...
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1answer
374 views

Logging and Log-viewing tool for cloud?

I have an app which simply logs to a file. I am planning to deploy this app on cloud. If I deploy it on AmazonEC2 instances (multiple), I would want to monitor logs of every instance. Something which ...
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2answers
917 views

Autoscaling and NFS Server

I have a WebServer say WS-1 and a NFS server say NFS-1 setup on AWS. WS-1 is being managed by an elastic load balancer and also autoscaled. It also has an EBS mounted on /var/www which contains all ...
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2answers
909 views

Test capacity of HAProxy Load Balance solution on Amazon EC2 Micro-instance

Currently we have a domain name registered with an ISP that points to an Amazon EC2 instance with an Elastic IP. This instance is running IIS hosting a simple ASP.NET site that URL forwards visitors ...
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2answers
1k views

How do you copy files into amazon ec2 instance

I have configured a Ubuntu instance in EC2 and have got it running. I am also able to use the ssh command and login into that machine. What would be the procedure to copy files (e.g. jboss ...
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1answer
931 views

Using HAProxy for load-balancing SQL Server 2008

Is it possible/feasible/reasonable to use HAProxy to load-balance three SQL Server 2008 database servers? Here is our situation: we have two web servers that are load-balanced on Amazon EC2. We are ...
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3answers
2k views

32 bit Small ec2-Instance or 64 bit Micro ec2-Instance?

Is the 1.7 GB memory bottlenecked by the 32 bit processor in case of Small instance? Or does choosing 64 bit Micro instance give better performance because its 64bit? I am confused performance wise, ...
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2answers
5k views

Does anyone know the bandwidth available for different EC2 Instances?

Hi I have heard that the small EC2 instances are limited to around 35mbit/s. Does anyone have any figures for the different instance types and the size of their pipes? We will be planning on using ...
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251 views

Securing up ubuntu on Amazon ec2

let's say you create a new instance on Amazon ec2 and you choose a default Ubuntu AMI. What things would you recommend for making the instance as secure as possible? Elias
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4answers
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What could prevent one Amazon EC2 instance from pinging another instance's Private IP?

I have multiple Amazon EC2 instances which need to communicate using private IPs. However, so far I've been unable to ping one instance's private IP from another instance. I can ping external ...
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3answers
5k views

Root access amazon ec2

Hey guys, I am very new to linux, and amazon-ec2. I wanted to put a quick server. For some reason, when I sign in with my key pair, it prompts me for a username, I input ec2-user, and I'm in. The ...
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1answer
1k views

Removing LAMP server from ubuntu server edition with tasksel

I have a lamp server running on ubuntu server edition, and I want to uninstall lamp. sudo tasksel remove lamp-server returns tasksel: aptitude failed (100). sudo tasksel --section server, then ...
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1answer
2k views

How do you map an AWS volume to a Windows EC2 drive letter?

In my Windows EC2 instance I have 3 drive: C, D, and E. C: 30 GB D: 1 GB E: 1 GB In my AWS console, I have the following volumes: vol-e0059988 (1 GB) vol-ec059984 (1 GB) vol-ea059982 (30 GB) ...
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4answers
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Amazon EC2 bandwidth charges in case of unwanted incoming traffic(ddos/flood)?

What happens if my EC2 instance gets ddosed/flooded, which could potentially go up to tens of gigabytes an hour(and even more) of undesired incoming traffic, will i be charged for this traffic? My ...
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5answers
11k views

Performance Tuning a High-Load Apache Server

I am looking to understand some server performance problems I am seeing with a (for us) heavily loaded web server. The environment is as follows: Debian Lenny (all stable packages + patched to ...
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2answers
3k views

What does the ELB do to determine the health of an instance?

What specificaly is involved in an Elastic Load Balancer health check on an instance? I know that it performas an HTTP(S) "ping"; does it just deem an instance "Unhealthy" if that HTTP request ...
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1answer
589 views

What's required to configure Ubuntu to use a specific DNS server?

I've setup two Amazon EC2 instances, both running Ubuntu Server. One is configured as a DNS server running bind9, which will be used to allow EC2 instances to communicate with each other based on ...
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3answers
7k views

What does %st mean in top?

Here is an example from my top: Cpu(s): 6.0%us, 3.0%sy, 0.0%ni, 78.7%id, 0.0%wa, 0.0%hi, 0.3%si, 12.0%st I am trying to figure out the significance of the %st field. I read that it means ...
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1answer
186 views

EC2 AMI, does it mean state or just the program files and OS?

I was wondering if creating an EC2 AMI backup, which means taking a snapshot would just save the OS, along with its settings or say, if a program were running and during that I take an EC2 AMI ...
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4answers
2k views

Anybody get Xen/KVM/Virtualbox/VMWare/Hyper-V running on an EC2 instance?

Yes, I know, I would never do this for a production environment, but I'm just wondering if anybody has pulled this off. Google comes up pretty empty.
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3answers
780 views

monitoring Amazon EC2 instances without cloudwatch

I would like to monitor the following on Amazon ec2 instances loaded with amazon linux, every X minutes : disk statistics process stats (similar to what top does) ram usage check if my scripts are ...
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1answer
209 views

Amazon service equivalent to Rackspace's cloud sites?

I was wondering if any of you know an Amazon equivalent version of cloud sites from rackspace. I know they have services similar to cloud servers and files but not this? Basically, I'm looking for a ...
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1answer
664 views

How to SSL with Amazon Linux AMI Ec2?

I'm using Aws AIM. So, how to install openSSL? I have no idea how to do it. It is because I want to compile node.js with ssl so that I can have crypto support. I tried pkg-config..etc from here: ...
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4answers
5k views

How to automate an Amazon EC2 instance startup, execution of some commands and shutdown?

I need to download 100 GB of files (it’s in about 150 files) within a 7 day period before they expire. The download is rate-limited by the host so it takes MUCH longer than the theoretical transfer ...
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1answer
454 views

DNS management: Route mydomain.com to www.mydomain.com using an Amazon loadbalancer

I mistakenly asked this question in stackoverlow however, it probably makes more sense here. My application is on amazon and i am using their EC2 loadbalancer. Amazon states on their site: DNS ...
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2answers
3k views

Amazon Instace Ec2 Connection Timeout

I am using Amazon EC2 services & and its working correctly but suddenly from 3-days before when we try to access our instance using ssh connection we got folllowing error : "ssh: connect to host ...
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3answers
18k views

how do i set the dns server on godaddy with AWS?

I have a domain name on godaddy and i also have a amazon web services account. I have an EC2 instance and i want to change the dns nameserver on the godaddy control panel to aws and i have no idea ...
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2answers
402 views

Easy way to update apache on a server cluster with shared NFS conf?

we have a server setup where a server cluster connected with a db/files/conf server shared by nfs serve our sites, behind an Elastic Load Balancer at Amazon EC2. The setup works correctly, but ...