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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155 views

Unable to connect to EC2 instance after “reboot”

I am not able to connect to my m1.small instance after rebooting it. I have already associated the public IP with this instance. Upon checking the system log, this seems to be the issue: ...
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0answers
141 views

OpenSwan + AWS + Ubuntu 14.04 - Cannot reach server

i'm currently trying to set up a VPN in order to login into a private subnet hosted on AWS. The target host has Ubuntu 14.04 and installed OpenSwan. I've setup ipsec.conf, ipsec.secrets, xl2tpd.conf, ...
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1answer
38 views

Is it possible to set up 1..* websites in Azure with one base price?

In reviewing The World's Greatest Azure Demo (9:00), I see that the basic cost for one website is $9.77/month (plus hourly up-time cost). In AWS, for example, I have a Windows server configured ...
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0answers
255 views

Rails app 502 with AWS Elastic Beanstalk running Puma & Nginx

I've been able to successfully get my application running on Beanstalk with Passenger, however I've had no luck with Puma. Whenever I deploy with to a Puma stack I get 502 Errors, my log files ...
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0answers
20 views

discrepancy between data used and

In AWS RDS our DB is using up a total of 75 mb out of 5 gb, mysql> SELECT sum((data_length+index_length)/power(1024,2)) tablesize_mb FROM information_schema.tables order by tablesize_mb desc; ...
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0answers
24 views

RabbitMQ server randomly, mysteriously stopping

I installed RabbitMQ on my EC2 box following the RPM install instructions from their website. My OS is CentOS. Every now and then, the rabbitMQ server just stops running, nothing shows up in the ...
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1answer
26 views

How can a “standard Elastic IP” become the External IP for a VPC?

In AWS, I have an IP address I must keep. (end users are manually typing it in for DNS service) I need to move the DNS server from a standard instance to a VPC base instance. I understand that I ...
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2answers
196 views

Migrating an Active Directory domain controller to AWS

I am required to migrate a Active Directory server into AWS with a couple other servers (SQL and IIS) to create a dev and test environment for our network / development. My plan at this time is to ...
2
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1answer
78 views

Max IOPS for non-EBS-optimized EC2 instance [closed]

I am trying to set up a database server using an m3.large EC2 instance, and would like to use a provisioned IOPS EBS backing store to maximize performance. Purchasing an EBS-Optimized instance would ...
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3answers
124 views

volume not found or not mounted when trying to umount

I'm attempting to detach Amazon EBS Volume from an Instance, and I can't figure out why the filesystem can't be found/isn't mounted. On my EBS Volumes, the attachment information shows: ...
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1answer
99 views

Openssl hangs after client hello

I've got the following strange SSL connection error: openssl s_client -ssl3 -connect host:443 -msg CONNECTED(00000003) >>> SSL 3.0 Handshake [length 0087], ClientHello 01 00 00 83 03 ...
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2answers
39 views

Are Amazon VPC private IPs constant?

I have a VPC set up and working on Amazon and one EC2 instance talks to another via its private IP. Will this IP remain constant to that EC2 instance through out multiple reboots? Is there anyway to ...
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0answers
30 views

AWS Linux/Sendmail/dkim-milter — how to troubleshoot?

I'm trying to get Sendmail to use dkim-milter on an AWS Linux instance (similar to RHEL/Centos). I've been trying to use these directions, which are a bit out of date, but which seem to work: ...
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1answer
105 views

Passenger Module Fails On AWS Gem With 'Class Variable Name' Error

Opening Disclaimer: I'm all kinds of newb to the technologies involved in this question. But the Googles, she no yield-a the fruit. I'm trying to deploy a Rails app into production. This app works ...
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1answer
31 views

Moving a MSSQL and IIS server to AWS - Web Applications that use Integrated Authentication

I have been tasked with migrating a solution that contains a few WCF services and a ASP.Net v4.0 website from individual MSSQL and IIS servers to the Amazon Web Services infrastructure. Whilst I have ...
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1answer
41 views

Single website across multiple servers [closed]

Please forgive me if I'm using incorrect terminology. I tried searching for my question, but I'm not quite sure how to word it in terms simple enough for a search. I found this post and this post ...
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1answer
62 views

S3 static website hosting, which DNS CNAME record should I use?

I have created a S3 static website e.g. www.example.com The S3 endpoind is: www.example.com.s3-website-us-east-1.amazonaws.com When I dig this DNS ...
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2answers
42 views

Is there a use case when traffic needs to be secured between 2 AWS instances?

According to Amazon's security white paper, it is not possible sniff traffic by other tenants http://awsmedia.s3.amazonaws.com/pdf/AWS_Security_Whitepaper.pdf Question: Is there a use case when ...
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1answer
33 views

Can I create Relative Domain names in Apache?

I would like to have two virtual hosts (2 projects) on single machine, and would like to have configuration that is independent of domain name this machine/IP is assigned to For example I have ...
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1answer
38 views

mongodb on aws 2 region replication

I think I already have the answer, but I'm a developer so thought I'd check here first. There are AWS regions with more than 2 zone, but some with only 2. E.g. Sydney. Now if I were to deploy a ...
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2answers
178 views

Spot instances frequently terminated in AWS auto scaling group (failing system health check)

We have 2 auto scaling groups (one for on-demand and one for spot instances) which are both set to a static number of instances (min, max, and desired are all the same - 5 in our case). The instances ...
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0answers
28 views

If my SES SMTP credentials are compromised can my SES API usage (using access key+secret) be affected

We want to setup our corporate SMTP server to use AWS SMTP, which uses credentials separate from the AWS Access key and secret. I am thinking that Amazon keeps these separate so that if someone is ...
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2answers
45 views

AWS billing: how to dispose of unneeded volumes and AMIs

I have a project in development on AWS EC2 and it will be dormant for a few months. I want to shut down all resources to reduce costs, and keep only the minimal set of resources around. I have a bunch ...
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0answers
59 views

AWS + Nginx + Uwsgi + couple flask applications. Can't separate static files

I'm trying to build 1 aws-testserver for all of my Flask-applications. Nginx conf: server { listen 80; server_name localhost; location /app1/ { uwsgi_pass unix:/tmp/app1.sock; ...
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1answer
21 views

Parent and cloned ec2 instances using the same MySQL server?

I recently created a t1.micro instance running Ubuntu Linux. I then used that instance to create an image that would allow me to clone more instances. Installed LAMP and PHPMyAdmin on the parent ...
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2answers
43 views

Load balancers and calling external web services

I've tried searching for an answer for this question, but I'm not sure if there is a specific term for it and so far I can't find any information. If I had a popular app that consumed some web ...
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1answer
44 views

Convert Windows Amazon EBS Instance backed to EBS

I've come across plenty of how-to's for this that deal with Linux (and back in 2010 when not all tools were available on the EC2 web interface) but none that deal with Windows (that work). I've tried ...
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0answers
61 views

AWS OpsWorks Deployment with Multiple Layers

On our opsworks stack, we have a stack with 2 App Servers - 1 Java and 1 PHP. Each App Server currently has 1 instance each. We also have several apps in this stack - 1 app is deployed to the Java ...
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1answer
90 views

Assign a static private ip to an EC2 instance

I want my server to connect to a db server (both on an EC2 instance). How can i give the db server a static IP address to use within EC2 without using VPC?
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39 views

Allowing inbound traffic from a different AWS security group

I'm trying to connect my server to a mongodb instance (they are in the same region). In the mongodb's security group, when allowing inbound traffic from 0.0.0.0/0, the server manages to connect. When ...
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1answer
75 views

Amazon CloudFormation: How to get an ELB's private IP for a specific subnet?

TL;DR - Is it possible for a CloudFormation template to insert the subnet-specific internal IP address of a specific ELB into the UserData of an instance within that subnet? We have a fleet of EC2 ...
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1answer
17 views

How to install all packages of “Priority: standard” on Debian

When installed from DVD, a new Debian installation has a lot of packages. I've become used to having mutt, vim, etc. installed by default. However, AWS AMIs and debootstrap installations have only a ...
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1answer
56 views

AWS route 53 database hostname best practice [closed]

So I have 3 components all connecting to same db. Should I use: comp1.domain.io comp1db.domain.io comp2.domain.io comp2db.domain.io comp3.domain.io comp3db.domain.io Or: comp1.domain.io ...
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4answers
159 views

Windows Password Sync without using Active Directory

I have a number of Windows servers running in AWS. As the number of servers grows, managing Windows logins across all the servers has become a headache. I need some sort of password synchronizer ...
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2answers
169 views

Reverse Proxy from AWS VPC to Non-VPC EC2 instance

I have a VPC network inside AWS which is where all our new servers are. However, we have some old servers outside the VPC in the EC2 cloud network. Currently we have a blog on ...
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1answer
85 views

AWS VPC internet gateway and AWS services

Am I doing something wrong or is the AWS VPC ec2 instances not able to reach any of the AWS managed services (s3/sns/sqs) without a public route to the Internet Gateway in the routetable? I was told ...
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1answer
78 views

forward Redis requests across AWS regions

I have a Redis instance running on AWS Elasticache in US-East. I have VPN servers running in Tokyo and US-East. The problem: How to allow Redis connections while VPNd to the Tokyo VPN? You can only ...
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1answer
187 views

EC2 elastic IP not resolving to private IP on debian instance

I've read on many sites that the answer to attaching multiple public IP addresses to an EC2 instance (for SSL, redirection, whatever purposes) is to create multiple private IP addresses, attach ...
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1answer
78 views

update and insert MySQL DB on AWS RDS with local MySQL DB

I have created an RDS database and have used mysqldump to send all my local data to that remote database using the following commands: $ mysqldump -u root fishDB > localDB.sql $ mysql -h ...
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1answer
39 views

Amazon EBS Durability

According to this link: http://aws.amazon.com/ebs/details/#availabilityanddurability It said: Amazon EBS Snapshot can expect an annual failure rate (AFR) of between 0.1% – 0.5%, where failure ...
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1answer
58 views

Restore a versioned S3 bucket to a particular point in time

Let's say I've got S3 versioning enabled for my bucket: http://docs.aws.amazon.com/AmazonS3/latest/dev/Versioning.html Then, let's say someone (for example, junior employee) messes up the S3 bucket ...
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1answer
47 views

amazon aws instance blocks outbound http requests

I have an Amazon account with ec2 instances. we have a client which we need to interact with using soap. However, Amazon only lets us run X about of queries, and then we can not issue more from that ...
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0answers
86 views

aws ec2 create-tags with quotes

I can't seem to create a tag on a resource if the value contains a quote. For example: aws ec2 create-tags --resource $someResource --tags 'Key=mykey,Value={"json":"value"}' fails with: Error ...
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0answers
49 views

MySQL stops working on AWS ec2 instance periodically for no reason

I run a development server on AWS which has worked perfectly fine without a hitch. Recently, periodically the mysql server starts to not work. I then type in service mysqld restart which yields ...
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1answer
114 views

Get instance-id of EC2 instance via Java [closed]

I have an AWS EC2 instance deployed as a server, and I need to find out its public IP. Howver, to know that I must first know the instance-id of my instance. Objective: I have a Java code running ...
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2answers
48 views

Is it possible to restrict AWS users/accounts to a specific region?

We run a number of AWS services in the eu-west-1 region. Unfortunately it seems that a lot of our developers and other employees who need to create temporary resources forget about this aspect of AWS ...
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1answer
177 views

Assign Elastic IP to RDS instance

Is it possible to assign a fixed Elastic IP to an AWS RDS database instance? If I create a new database instance, the instance gets a random endpoint like ...
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3answers
60 views

Can you access an EC2 server from another AWS account?

If you have an EC2 server with a port open, then other EC2 servers can access it (using private IP). But, what if another AWS account hits that private IP, will they be able to access it?
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1answer
190 views

Chef's knife ec2 plugin create server inside VPC with public IP

So I'm using knife ec2 plugin to create a server, inside a VPC, and then provision it with chef-solo. Here is my basic command: knife ec2 server create -S private-key -I ami-1234 ...
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0answers
65 views

Drop/Truncate DynamoDB table with AWS Data Pipeline

I have set up a Data Pipeline that imports files from an S3 bucket to a DynamoDB table, based on the predefined example. I want to truncate the table (or drop and create a new one) every time the ...