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

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107 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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3answers
94 views

Why wouldn't I want to enable swap?

I recently had an issue where a rogue process caused some ec2 instances to run out of memory and crash. It probably shouldn't have been an issue, except I was using t2.small instances which are pretty ...
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1answer
28 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 ...
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1answer
56 views

Website is partially loading - caught SIGTERM

I am getting the following error which is RANDOM. Restarting Apache solves the problem. [Fri Jan 02 16:19:21.854040 2015] [mpm_prefork:notice] [pid 18591] AH00169: caught SIGTERM, shutting down [Fri ...
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1answer
36 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 ...
4
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1answer
73 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 ...
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2answers
104 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
211 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 ...
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1answer
32 views

Ubuntu EC2 AWS Ghost deployment is deleted after a couple of hours

I am new to AWS, I am trying to learn how it works. I deployed ghost following this guide http://aexmachina.info/installing-ghost-on-ubuntu-and-aws-ec2/ and worked perfectly. The problem is that after ...
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1answer
62 views

Is it possible to upgrade/downgrade from one Instance type to a completely different Instance type?

I know its possible to upgrade from one medium M3 Instance type to large M3. But what about upgrade from medium M3 to Large R3? Is this possible? (they are instance type) ...
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3answers
97 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 ...
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0answers
46 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 ...
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1answer
163 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 ...
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1answer
57 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, ...
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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 ...
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0answers
56 views

Creating a Remote Desktop Session from within an EC2 server, not to it

Ok, I'm having problems answering this because I can't figure out how to word it. Most questions about "remote desktop" and "ec2" focus on remoting into an ec2 instance, which isn't necessarily what I ...
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2answers
294 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 ...
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1answer
48 views

Determining the old MX record [duplicate]

Our sysadmin created our mailserver years ago before he left. We recently decided to use gmail as our mail app and they required us to change the MX record to point to them on amazon route 53 app. I ...
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2answers
224 views

504 gateway timeout when accessing by hostname, but not by IP

I'm using Amazon EC2 with Elastic Load Balancing. On my web-based application, end-users connect to app.myapp.com get a 504 gateway timeout error when performing certain operations like converting a ...
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0answers
132 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 ...
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2answers
79 views

“Cannot open SSH Tunnel” on MySQL (corrected)

(help, patience and mercy... begginer lost haha) -Ok heres the deal, im trying to connect a EC2 Instance to MySQL throught SSH in MySQL Worckbrench -I set up the configurations this way SSH ...
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1answer
65 views

EC2 Failing Load Balancer Health Check

One of my projects is an internal web app which we are putting behind a load balancer. As of now there is only one ec2 (will be more in production) and the load balancer is not able to reach the ...
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2answers
143 views

How to setup a Domain Controller in the cloud

We are implementing a new Windows Server 2012 R2 domain controller for our 2 small offices, and we want to set it up on Amazon EC2. I have read that with this type of setup you normally use a VPN. How ...
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1answer
161 views

Why the time taken to fetch results of a query for 10,000 times from a RDS is so uneven? (experiment)

tl;dr : Why the time taken to fetch results of a SELECT statement for 10,000 times from a RDS when requested from an EC2 is so uneven? Updated the question with results of small and medium RDS ...
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1answer
36 views

30GB EBS Backed Ubuntu server showing 7.74GB in landscape-sysinfo

I created a ec2 instance with 30GB of EBS volumne. However when i SSH into my ec2 instance, the landscape-sysinfo says usage of 9.7% of 7.74GB. Wasn't it suppose to be 30GB instead of 7.74GB System ...
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1answer
134 views

How to point AWS EC2 to Domain name server [closed]

I have amazon free tier ec2 account. Have deployed my java EE application into apache tomcat installed in AWS. I have created new elastic IP and associated with the public DNS of the AWS. Now I can ...
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0answers
193 views

Mcrypt PHP extension fail on PHP 5.5 Amazon Linux

I'm installing laravel framework on my Amazon Linux Server, But once i compose and Laravel finish installing, laravel ask for Mcrypt PHP extension. then when i try to use command line to install ...
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1answer
292 views

Enabling TLS1.0? Cannot communicate securely with peer: no connection encryption algorithms

For over a year I have been running a photo based website that allows customers to order prints, which are subsequently fulfilled by a printing company. Orders are posted in XML format to a ...
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0answers
40 views

ModSecurity on Apache 2.2 in EC2 - HTTP Status 413 messages dropped

Hi I am running Mod_Security on Ubuntu instances in EC2 behind an Elastic Loadbalancer. The app is a Ruby App. I have set SecRequestBodyLimit 293601280 When I upload files below that size, they ...
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0answers
65 views

How best to maintain a recent bash version on amazon linux?

I require Bash 4.2 or higher. Amazon Linux default repositories only provide Bash 4.1. I have done some searches and can not find a yum repository for recent versions of Bash. I don't want to compile ...
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0answers
34 views

Software RAID0 on ephemeral storage for Server 2008 on boot

I have a c3.large instance which I would like to run the two ephemeral drives in a striped raid configuration. I am able to do this via command line and the disk management msc, but I have not been ...
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1answer
50 views

Can't mount raid 1 with different size disks

I have a EC2 instance with a an ssd on xvdm (20 gb, 60 iops) and another ssd on xvdb (16 gb, better iops - instance store). The xvdm contains a mysql database and I'm trying to join these 2 disks in a ...
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0answers
134 views

apache is utilizing 100% of cpu usage on m3.xlarge ec2 instance running centos - how to tune apache?

I have recently migrated to amazon. I have m3.xlarge maching with 4 cpu cores and 15 GB RAM . But my site goes down suddenly due to 100 % cpu utilization. top command says apache is utilizing almost ...
2
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2answers
332 views

How to join computer to domain

I have a DC running Windows Server 2012 with an internal IP of 172.31.27.158. It is both a DC and a DNS Server. Here's proof that DNS is running fine: The machine that I would like to add to the ...
0
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1answer
73 views

Dovecot configuration

I was setting up a mail server on Amazon EC2 using postfix and dovcot and I seem to be stack on starting up dovecot service. Here is the message i got when I run Service dovecot status dovecot ...
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2answers
168 views

Amazon AWS EC2 instance Exported to local machine

I have several Amazon AWS EC2 virtual machines that I created on AWS EC2. They were not imported, they were created there. I would like to export these machines in order to achieve local backups, ...
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0answers
13 views

find running ec2 instances and compare with tag like “linux” running instances or get mail whose running without tag. vai shell script

with help of code: Array3=ec2-describe-instances | grep INSTANCE | grep running | awk '{print $2,$5,$9,$10}' Array2=ec2-describe-tags --filter "resource-type=instance" --filter "key=linux" | awk ...
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0answers
82 views

autopostgresqlbackup postgres authentication error

I am trying to use autopostgresqlbackup on ubuntu on an ec2 instance. I can log in with psql on the command line and it is picking up my .pgpass file and everything looks fine. When I run 'sudo ...
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1answer
466 views

I can't upload server certificate on AWS IAM

I got AWS iam working on my server, and trying to upload some certificates: aws iam upload-server-certificate --server-certificate-name domain2014 --certificate-body ...
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0answers
29 views

Bootstrapping an EC2 HVM Instance Store Image

I currently have a process where I dd a disk, install CentOS onto it and upload to AWS. This works great for PV based images. I'm trying to use this same process to bootstrap HVM instances, but I'm ...
0
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1answer
108 views

Allow traffic from any instance in AWS VPC

'm trying to create a security group that allows all inbound traffic originating from within my VPC. I thought I could simply specify my CIDR block, but that doesn't seem to work and requests fail ...
0
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1answer
75 views

Amazon EC2: Not able to login(RDP) to Instance after migrating root ebs volume.

I am trying to access my windows instance but I am unable to login (RDP) into it. What I have done is I have taken up a snapshot of a root EBS volume and attached that to newly launched instance. The ...
0
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1answer
35 views

Should you use secondary IP configuration to configure applications in EC2?

I am using DHCP to assign primary IP addresses in a subnet within a Windows Amazon Web Services EC2 instance To avoid issues where the boxes are rebooted and the DHCP address changes, I have assigned ...
3
votes
1answer
306 views

Internet access from private VPC subnet?

My brain is a little bit fried trying to figure this out but I can't seem to get private subnets to connect to the internet to grab updates for example. Basically all I want is web access for these ...
0
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1answer
73 views

AWS: authorizeSecurityGroupIngress within a VPC

I'm using the NodeJS SDK to add an inbound rule to a db security group from a db-access security group. Both of these security groups exist within a VPC, however when I add the ingress rule using ...
0
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1answer
72 views

Elastic Load Balancer bandwith vs EC2 [duplicate]

How does pricing with AWS works. By exemple: 1024 Go of Data Transfer Out in their calculator (http://calculator.s3.amazonaws.com/index.html) cost about 120$. If you remove this 1024Go and move it ...
1
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1answer
266 views

Network File Systems (NFS) between multiple AWS EC2 Instances for VisualSVN Servers behind Load Balancer

I have a couple of windows server instances running on Amazon EC2 with VisualSVN Server and would like to make them a bit more fault tolerant by running a duplicate instance with load balancers. The ...
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2answers
792 views

Shared File Systems between multiple AWS EC2 instances

I have a couple of windows server instances running on Amazon EC2 and would like to make them a bit more fault tolerant by running a duplicate instance with load balancers. The problem is the ...
2
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1answer
101 views

AWS EC2 SSL Server certificate does not match the URL

After uploading the certificate to iam, when I visit https://www.mywebsite.com I get this error The identity of this website has not been verified. • Server's certificate does not match the URL. ...
1
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1answer
47 views

Instance created from shared snapshot gives Server refused our key error

I have created an instance from a shared snapshot from other aws account,following steps were done by me, 1.Share snapshot from other account. 2.copy it to my account. 3.create a volume from it ...