Amazon Web Services (AWS) delivers a set of services that together form a reliable, scalable, and inexpensive computing platform "in the cloud". If you have a question about a specific web service, consider asking on its tag, e.g., amazon-ec2.
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171 views
Linking 2 EC2 Instances
If I have one EC2 instance that is simply for storing files and another EC2 instance that serves a webpage with apache, how do I get them to "link" together?
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3answers
548 views
MySQL database bigger than 1 TB on Amazon
I'm using MySQL.
I have one volume with 1TB of space.
But now I need more space (let's say one more TB).
How can I use MySQL to store data on more than one volume ?
3
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1answer
248 views
Load Balancers w/ Name-based Virtual Hosts
Are there any issues using Amazon's Elastic Load Balancer to forward requests to multiple EC2 instances that use name-based virtual hosting? In other words, is the HTTP header forwarded properly so ...
3
votes
1answer
1k views
Recovery via fsck
I was recently hit by the AWS issues in Ireland, lost a volume, and need to attempt a recovery..
I've attached the problem volume to /dev/sdf -
I'm completely new to this, not entirely sure what's ...
3
votes
3answers
397 views
Amazon EC2 instance possibly Compromised
I have an EC2 instance that may have been compromised. The instance responds far too slowly as of last week and recently I've checked the httpd access_logs and they are in excess of 11Gigs, despite ...
3
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1answer
2k views
XMPP Server on EC2 Amazon Web Service (AWS)
I'm using OpenFire for server side and smack for client side in my XMPP Android application.
AWS seems like a good and scalable service for what I need.
I'm using EC2 for testing our app, but I'm ...
3
votes
1answer
124 views
AWS Route 53 Latency Based service for non AWS Instances
We need to use one of our own dedicated servers in conjunction with the Route 53 service alongside our AWS instances.
Is latency based DNS supported for non AWS IP Addresses?
3
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1answer
91 views
AWS Instance stand-alone ssh connect string differences: root vs ec2-user
I have an instance I created from the web console, using the "Classic" wizard & the default Amazon Linux image.
When I go to Instance Actions, Connect, and select the "Connect with a standalone ...
3
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1answer
203 views
How to find the reason for a weekly downtime on an Ubuntu web server hosted by AWS?
We started monitoring our web server using Pingdom and found out that we have a downtime of a few minutes every Sunday at 0:00 UTC.
The test runs every minute and checks if a successful HTTP response ...
3
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1answer
656 views
How do I view Security Group rules for an AWS EC2 Security Group using the command-line tools?
I know that you can set Security Group rules with ec2-authorize and ec2-revoke. How do you view the rules of a given security group?
3
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1answer
562 views
How to install ceph on EC2 Amazon Linux AMI
I want to test Ceph (a distributed network storage and file system) on some EC2 hosts which is derived from Amazon Linux AMI (amzn-ami-2011.09.2.x86_64-ebs).
The kernel version is 3.2 and btrfs is ...
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2answers
2k views
Amazon AWS Micro Instance Performance - Apache2 and PHP
I have started doing some work for a mate running Apache2 and PHP on Ubuntu and the CPU is topping out. What I am really after is advice around whether using a Micro instance is a good idea for a ...
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1answer
633 views
Can't connect remotely to SQLServer Express 2008 on AWS EC2 instance using SSMS
Every time I try and connect to a remote SQLServer Express instance on my AWS server I get a network or instance specific error.
What I have tried so far:
I ensured that the Security Group applied ...
3
votes
1answer
237 views
How to select an Amazon EC2 kernel?
When launching an instance, I'm presented with this most cryptic list:
There seems to be absolutely zero documentation on Amazon as to which kernel does what. They explain fairly well what these ...
3
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2answers
176 views
Amazon Elastic Beanstalk: How do you customize a Ruby AMI?
The following article explains detailed how to create a custom Tomcat based AMI for Beanstalk. The key is running the following commands before creating your AMI:
sudo -s
cd /etc/init.d
./httpd ...
3
votes
1answer
159 views
Monitoring AWS Systems Behind ElasticBeanStalk
So I'm getting a company set up in the Amazon Cloud -- creating IAAS protocol/solutions/standardized implementation, etc while also being the SysAdmin for individual systems, app environments, and ...
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0answers
189 views
Shared files folder in Amazon Elastic Beanstalk environment
I'm working on a Drupal application, which is planned to be hosted in Amazon Elastic Beanstalk environment. Basically, Elastic Beanstalk enables the application to scale automatically by starting ...
3
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1answer
241 views
What is the best JDBC connection URI for AWS RDS instances?
When using an Amazon Web Services RDS instance from a Java application, what is the best JDBC connection string?
It should tolerate the instance falling over to the standby. AWS handles flipping the ...
3
votes
1answer
732 views
Recommendations for hosting Rails on Amazon EC2? [closed]
There are a number of solutions for easily hosting Rails on Amazon EC2 like the following
Poolparty
Rubber
Amazon Cloud Formation
Opscode Chef
Rolling your own
(and I'm sure others I'm not aware ...
2
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3answers
187 views
quickly empty a Linux partition
I want to empty out all the data on a partition. What is the quickest way to do this? It is an Amazon EBS volume if that matters.
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5answers
122 views
Any advantage to building from source if I can get it from repo of a similar distro
I'm using Amazon Linux AMI, which seems to be some RHEL or CentOS offshoot. I've read that it should be binary compatible with RHEL. My question is: is there any advantage to compile a package from ...
2
votes
2answers
674 views
Processing-time billing in Amazon EC2
I think my question is fairly basic, but I would like a clarification: in the Pricing part of AWS we can see that Amazon charges people around .10 by the 'instance computing hour'.
I've seen in a ...
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2answers
950 views
How do I create a EC2 S3 backed instance, starting from a Windows VHD?
I have a Windows VHD image created in Hyper-V, and I want it to exist as a S3-backed instance on EC2. I've found several articles (and a tutorial) on how to import my virtual machine to EC2. However, ...
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2answers
618 views
How different is an Amazon EC2 RDS DB Instance different from the normal EC2 Instance?
How different is the Amazons RDS DB Instance different from The normal EC2 Instance other than the fact that RDS DB Instance has a Database server running on it?
When an EC2 Instance goes down all ...
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2answers
109 views
Amazon EC2 only shows source code of php not actual site.
I am kind of trying to transfer my website to an Amazon EC2 instance. I have set up everything and now when I open my website instead of seeing the website I just get to see the source code.
Is ...
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1answer
119 views
Can I SSH into my Amazon EC2 server instance if I don't have .pem file from when instance was created?
I am working with some Amazon EC2 servers that are up and running, and I need to SSH into the servers. I don't have any keys that were generated when the servers were first set up (someone else did it ...
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3answers
3k views
Why Can't I Reach My Amazon EC2 Instance Via It's “Elastic IP Address?”
The server works fine via the Amazon assigned DNS entry, but I cannot reach it (using a browser) via the Elastic IP address Amazon assigned the box. Ping does not work either. I am trying to confirm ...
2
votes
2answers
92 views
Possible to have multiple IP addresses for a server that point to different doc roots?
Ok, so my set up is as follows:
I own a domain, let's call it domain.com.
I have an amazon AWS account with one micro-instance (free tier).
domain.com and www.domain.com both point to a static IP ...
2
votes
2answers
4k views
AWS ec2 - open port 8080
I have an AWS ec2 instance. I have installed tomcat and now want to access it via the browser on port 8080. When I try to do so, the browser hangs. I HAVE ADDED 8080 TO THE DEFAULT SECURITY GROUP. I ...
2
votes
4answers
382 views
What kind of EC2 setup do I want?
Okay, I'm more of a coder, and not as familiar when it comes to things like system setup, though I try my best. I'm currently using Slicehost (stats below) to run a personal website that gets an okay ...
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 ...
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2answers
341 views
What AMI is launched on Amazon's elastic mapreduce instances?
I haven't been able to find out what AMI runs on Amazon's elastic mapreduce instances. You can't specify one, but can customize the mapreduce instances by running a boostrap action. However, I'd like ...
2
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1answer
258 views
Increase size of mount point
I created an EBS volume (100GB) from a snapshot (10GB), but when I attach the volume to an instance and mount it as /vol, then I check with df -h, I see that /vol has size of 10GB although it's a ...
2
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3answers
309 views
How can I automatically cycle a new image in an AWS Auto Scaling Group?
I have a web application setup with a load balancer and auto scaling group to manage scaling. The source code is in a git repository so I don't have to update the images when the code changes, but ...
2
votes
5answers
3k views
Postgres used in Ubuntu 12.04
I am trying to get django running on an ubuntu 12.04 release using postgres (clean install). To get it running it used to be that you would have to edit the /etc/postgresql/9.1/main/pg_hba.conf file. ...
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1answer
229 views
Using an IP Address to Point to Amazon S3 Storage
Is there a way to get an IP address to refer to Amazon S3 Storage location? The current solution my company is thinking of going with involves setting up a EC2 server with an Elastic IP and using ...
2
votes
3answers
360 views
CentOS 6.1 AMI for running on EC2?
I don't seem to see any public AMI images created for CentOS 6.1. Is there a reason for that? Is it recommended I spin my own up?
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5answers
564 views
Postfix and Amazon SES - forwarding emails - problem with “Delivered-To” header
I am running postfix using Amazon SES as the mail transport. Mail is sent out fine, however when I receive mail and try to forward it using a virtual alias, I get this error in the mailog:
(Command ...
2
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2answers
295 views
AWS Micro instance vs Large instance: Cost Efficiency
It seems for the cost of running 2 large instances, I can run about 40 micro instances. In a distributed system (MongoDB in my case), 40 micro instances sounds a lot faster than 2 large instances, ...
2
votes
5answers
757 views
Opensource RightScale-like EC2 deployment management [closed]
Does anyone know if there are any solid opensource alternatives to RightScale for EC2 deployment+maintenance management?
Basically what I'm looking for is:
Script based AMI deployment and ...
2
votes
2answers
419 views
Set TTL for CloudFront files to 1 year
I know we can set the expires header to Amazon S3, but how do I set it for a cloudfront file ?
I've read that we can set the TTL from 24hrs to 1hr, but I want to set it for 1 year.
2
votes
4answers
1k views
How to set up JBoss with S3_Ping on AWS?
I'm looking into running clustered JBoss on Amazon Web Services (AWS).
I'd like to try out S3_PING, i.e. making JBoss use an S3 bucket for dynamic node discovery etc, since no multicast is available. ...
2
votes
1answer
213 views
How to create an EC2 instance with knife?
I was able to make knife access AWS by following: http://www.agileweboperations.com/amazon-ec2-instances-with-opscode-chef-using-knife
Now, I get a knife command almost working:
$ knife ec2 server ...
2
votes
2answers
1k views
AWS RDS connection count
I am using AWS RDS with MySQL for a project and have a "large" instance. The documentation is clear on what this means as far as compute resources and RAM goes, but I can't find anything that ...
2
votes
1answer
153 views
Amazon EC2 - Provides a dedicated IP?
I'm thinking of using Elastic Beanstalk (which uses EC2).
Will I receive a dedicated IP address?
Is an Elastic IP a dedicated IP?
I do not want to share an IP with other people.
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2answers
1k views
Load average is 50 while CPU Utilization is %60
We use EC2 Auto Scaling and recently decided to change Instance type from m2.2xlarge to c1.xlarge (High Memory to High CPU) because average amount of used RAM per Instance is 2G, thus we don't need ...
2
votes
1answer
432 views
CNAMEs in Route 53 using @
I'm trying out Amazon's Route 53 and have moved one of my domains over. The only issue I've encountered is that none of my CNAME records are resolving.
In GoDaddy's DNS manager I was able to use @ to ...
2
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3answers
346 views
Need advise on choosing aws EC2
I'm planning to host a website where in the first phase I would target 30,000 users. It is in php and runs on Apache server.
I'm assuming 8,000 users can be online in worst case scenario and 1000 of ...
2
votes
1answer
643 views
PostgreSQL EC2 Backup Strategy
I'm trying to determine the best approach to backing up a PostgreSQL database on Amazon EC2. I've read about a couple of options.
1) Take a daily snapshot of the EBS volume your database is using.
...
2
votes
3answers
412 views
Is a DNS root record required?
I am hosting a site off of Amazon S3 and hence can't point the root record, ie: domain.com to an Alias. The www.domain.com points to the S3 endpoint.
Do I have to have a root record and does it have ...
