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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20 views

Cant connect to machines within my VPC

I created a new EC2 Machine (c3.4xlarge) within my VPC. I can login into the server and ping google.com and some machines of my VPC but not all. When I re - created the machine it worked. I am ...
0
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2answers
17 views

ASG replacement with same IP

Summary When a node fails, or is otherwise removed, how can an ASG be configured to respawn that node with the same private IP as the one it is replacing? I notice that there is support for ...
0
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1answer
112 views

Ubuntu raring apt-get update is failing on AWS/EC2?

I'm working with a StarCluster AMI, and trying to install my software onto it. However, I'm having trouble with apt-get. I try to install a package: (! 141)-> sudo apt-get install ...
0
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1answer
22 views

AWS OpsWorks - How do I execute a custom recipe from the command line against a specific layer?

I want to do the equivalent via the CLI that clicking on the stack, selecting only instances in a specific layer and running Execute Recipes command (or alternatively trigger the Configure lifecycle ...
2
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0answers
66 views

kworker consuming +90% IO and zero disk write

this is a standard apache web server on AWS Linux AMI + EBS. We are noticing high load average (+8) and iotop -a shows: Total DISK READ: 0.00 B/s | Total DISK WRITE: 2.37 M/s TID PRIO USER ...
2
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0answers
53 views

Where is my RAM going? [duplicate]

I see only 370 MB (10%) free on an AWS Amazon Linux instance: $ free -m total used free shared buffers cached Mem: 3752 3709 42 0 ...
0
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0answers
30 views

Amazon Web Services VPC ClassicLink feature in Cloudformation?

Does anybody know how to configure ClassicLink in a VPC in cloudformation? I'd rather not have to manually enable this every time I update a stack. The cloudformation documentation always seems to lag ...
0
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1answer
32 views

Can Chef AWS cookbook query EC2 instance tags?

Chef has the official AWS cookbook (https://github.com/opscode-cookbooks/aws), which allows for spinning up of AWS resources, as well as updating of resource tags. Can the custom resources introduced ...
0
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0answers
29 views

ElasticBeanstalk: Set instance type and security group from config file

I'm having trouble defining instance type and security groups through .ebextensions/*.config files in the root of my application bundle. Briefly, I have two config files that look like this: ...
1
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1answer
34 views

No public IP after stop/start Amzon EC2 intance

I have setup an AWS EC2 instance with a Elastic IP. Static IP and Elastic IP both works fine (shows default NGINX page). However when I STOP the instance and START back up, there is only a domain ...
1
vote
1answer
32 views

security group rules between EC2-classic and VPC server

We are currently using a set of Amazon EC2-classic servers for hosting our live and staging environments. We've got a couple of web servers and a background worker server in each environment. We've ...
0
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1answer
38 views

VPC public subnet internet access with ELB hooked up

I am attempting to set up a web server (nginx) that needs access to the internet while also being hooked up to an ELB but I am having trouble getting this solution working. Details: 3 public ...
0
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2answers
34 views

What is the best way to monitor a http to https redirect on AWS

We have a deployed our Java web application on AWS via Beanstalk. The load balancer is set to forward https (443) to port 80 on EC2, and also forward http (80) to port 80 on EC2. The EC2 instance has ...
0
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0answers
29 views

AWS Cloud Front with S3, serving static files- Redirects implemented via java script at browser level

We have our Java application on tomcat server webpages- the application fetch content from multiple services and Database to create page and respond. We are checking for a best method to improve the ...
0
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1answer
47 views

How to find evidence of outbound network traffic in linux

I have setup a standard web application server in AWS using a bitnami Apache-Tomcat AMI. The instance is running in a public subnet with all Outbound traffic open but only allowing traffic inbound ...
0
votes
1answer
48 views

AWS Elastic Load Balancer : white list only my IP

My objective: To make my AWS Elastic Load Balancer hittable by only traffic from my ip. What I have tried: created a security group in EC2 security groups set an inbound rule that allows all ...
1
vote
1answer
44 views

Nginx : AWS Route 53 : ELB : naked redirect

Setup I have two rails app instances running in Opsworks Layer. I am using Route 53 and an ELB to route traffic to my Layer. Objective To redirect naked domain traffic to my www domain. chicken.com ...
0
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1answer
78 views

Cannot access nuget.org Windows server 2012

I am trying to setup a build server on AWS Windows Server 2012 R2 x64 base image. The server however is unable to connect to www.nuget.org to retrieve the packages for the build (and cannot access ...
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votes
1answer
23 views

Terminate default EC2 t1.micro instance

I am new with AWS EC2. I see that after following the Setting Up Guide I have a running default instance t1.micro without key-pair associated. I have launched a new t2.micro instance with a key-pair ...
0
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1answer
51 views

Sending mail from AWS

I was hosting my domain on another server and also using the email of a 3rd party service. I just moved my domain to AWS and it works well now (DNS propogation etc.) I also changed the MX Records ...
-1
votes
1answer
31 views

Cannot access AWS instance out of country

I set up an AWS EC2 instance before heading to Germany, which worked just fine. Now that I have arrived, I can't seem to access it. NMAP says that 80/tcp is filtered. Is this Germany blocking me or ...
1
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1answer
48 views

AWS RDS Nightly Staging Database

I am trying to determine if it is possible to configure the RDS service in AWS to do the following, but have not had much luck with my Google searches. When it does its instance backup, have it ...
4
votes
1answer
35 views

Create an IAM Policy that allows everything except IAM except PassRole

I'm attempting to modify an IAM Policy so that users can associate an IAM Role with EC2 instances that allows Read Only rights to our S3 buckets. Our teams do quite a bit of R&D with AWS, and so ...
1
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2answers
103 views

AWS EC2 timeout connecting via SSH

I've just started using Amazon's free trial, and followed the "Launch an Amazon EC2 Instance" guide to set up the t2.micro instance, but I'm having trouble connecting to it over SSH. I've set up the ...
1
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2answers
42 views

EC2 linux any and all upstart jobs returning “unrecognised service”

Having a nightmare migrating some upstart jobs from Ubuntu to EC2 Linux (ElasticBeanstalk) I am unable to get even the most basic task to work. I am using the script below which works perfectly on ...
1
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1answer
49 views

Difficulty Connecting To AWS EC2-VPC From Public Wifi

I've got an EC2 instance running on an AWS VPC (free tier), on top of which I'm running a website. I'm also using an RDS MySQL DB Instance for my database needs, and have set up security groups to ...
0
votes
1answer
52 views

How do I link a security group to my AWS RDS instance

I have a postgres db setup on RDS. It is running great. However, I want to link this to a set of autoscaled EC2 instances sitting behind an ELB that all reside in a single EC2 security group. I've ...
0
votes
1answer
45 views

AWS RDS Postgres Upgrade without losing data

I currently have a Postgresql v9.3.3 running on AWS RDS. I've learned that if I upgrade Postgres to 9.3.5 that I can create read replicas. However, I am afraid of losing data. Can I just select ...
0
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0answers
67 views

Set up pfSense on AWS VPC?

I am attempting to setup pfSense as a nat box for internal servers on a VPC. I have followed the guides posted for configuring access and have followed the AWS instructions for setting up and ...
1
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1answer
99 views

My nginx main file within /usr/share/nginx/main on aws is 5.2GB in size

I am deleting all cache files and unused files since my AWS instance reaches 100% capacity nowadays. My setup is Nginx serving though php5-fpm with opcode cache. I have enabled access_log main in the ...
0
votes
1answer
32 views

fetch autoscaling group name in AWS

Folks, I am writing a script that will export the tags for a running instance as environment variables. Problem with autoscaling groups, is that these tags are not available to the instance. How ...
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votes
1answer
30 views

AWS Multiple Elastic IPs to one instance

I need some guide to lead me to setup multiple (6) ips for 6 websites (1 ip - 1 website) on one instance. or what to look for I have found this http://www.ec2instances.info/ If it is true I need t2 ...
0
votes
3answers
47 views

aws ec2 security group and centos ip tables

I try to change the SSH port from 22 to another port (218). In AWS EC2, I shall add the rules in security group or in IP Tables? Is there any guideline/references recommended for EC2 Security ...
1
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0answers
33 views

Connecting to a PostgresSQL Database Instance on Amazon Web Services

I've been trying to use the instructions found on amazon to set up my PostgreSQL database instance and connected it to PG Commander. After getting an initial connection error I checked to see if ...
0
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1answer
50 views

Unable to connect the Ubuntu EC2 instance to VPC LAN on AWS using secondary NIC adapter?

Infrastructure setup: VPC is created with 192.168.254.0/24 netwok Private subnet within VPC (Virtual Private Cloud) is created with 192.168.254.0/25 network Public subnet within the VPC is created ...
0
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1answer
43 views

Rebooting AWS EC2 instance not coming back online

About 40 minutes ago, I restarted my AWS EC2 instance using the admin panel. A moment later, the instance state was "running" again, and the status checks continued to pass. After about 20 minutes, ...
0
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0answers
16 views

AWS IAM Roles restricted list

Is there any way to restrict what IAM profiles are listed when launching an EC2 instance using the dashboard in AWS? I can specify what roles can be assigned using this IAM role block { ...
0
votes
1answer
28 views

Hard-copy (printed) MFA tokens for AWS

Is it possible to have hard-copy (i.e. printed out on paper) MFA tokens for AWS? For Google's MFA, you can print out around 10 numbers to use in a disaster-type situation (say you are using an MFA ...
0
votes
1answer
32 views

CloudFormation Script - Referencing earlier created Security Group

I have a CloudFormation script which is working fine except I need to be able to add my EC2 security group to an RDS security group so that the EC2 instance can access the MySQL database on the RDS ...
0
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1answer
32 views

Pricing of Key Pairs and Security Groups on AWS?

My free AWS account expired. I deleted all S3 and EC2 resources, but am wandering if I can leave the Key Pairs and Security Groups without having to pay for them. (My account resources look like this ...
1
vote
2answers
113 views

How do I block incoming traffic from Amazon AWS IPs?

I'd like to block ALL incoming traffic from Amazon AWS IPs. They publish a list of their IP addresses in json format here: http://docs.aws.amazon.com/general/latest/gr/aws-ip-ranges.html I have a ...
0
votes
1answer
23 views

Redirect warning when running s3cmd sync

When running s3cmd I get a redirect warning as follows: WARNING: Redirected to: xyz.s3-eu-west-1.amazonaws.com The script that produces the warning is this: s3cmd sync /var/backups/db/ ...
0
votes
1answer
50 views

No permissions for files in Amazon s3 for admin

We transferred files from one bucket to another bucket on a separate account with --acl-public as follows: s3cmd cp -v --recursive --acl-public s3://source-geo/webroot s3://dest-geo/webroot/ Now we ...
1
vote
2answers
94 views

AWS EC2 Auto Scaling Groups, RDS, Route 53 and Constantly changing IP addresses

I setup an auto scaling group on EC2 along with an RDS Postgres instance. I am not using ELB. Maybe I should be... The challenge is that every time a new EC2 instance is created it assigns a unique ...
0
votes
1answer
36 views

Signed ssl certificate not working on EBS AWS for Java Spring webapp

I am looking for help getting HTTPS working on my AWS EBS wepapp. I have loaded the cert into AWS however I still cannot connect to my site via HTTPS. My application uses Spring 4.1 and Spring ...
0
votes
0answers
65 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
votes
1answer
34 views

OpsWorks nginx namespace conflict

I want to deploy one of my cookbooks, nginx-passenger, to opsworks. I've tested the cookbooks locally already using testkitchen and all the recipes and tests passed successfully. However, when using ...
0
votes
1answer
73 views

How can two AWS VPCs using the same Customer Gateway for a VPN connection

If there are two vendors with seperate VPCs connecting to a single customer gateway for a VPN connection, what are possible configuration options to allow this? As it stands it seems that AWS only ...
0
votes
0answers
33 views

How can I see my IOPS burst credits?

I've been reading some EBS docs and they are talking about "I/O credit balance" How can I view my current (or historical) credit balance? Each volume receives an initial I/O credit balance of ...
1
vote
4answers
109 views

Blocking Invalid HTTP Requests to PHP Application

For the first time in a number of years, I'm semi-responsible for helping out with the server administration of a PHP web application (served out using Apache). We're seeing a number of requests for ...