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

learn more… | top users | synonyms (1)

2
votes
0answers
40 views

What can I do to safely repair my yum packages after a bad update?

I'm running amazon linux on an EC2 micro box. Recently I ran sudo yum update --security in the hope that it would patch Heartbleed. Unfortunately I ran out of memory during the update process and some ...
2
votes
0answers
34 views

Is there a mailing list or a programmatic way to determine a new Amazon EC2 AMI has been released?

We would like to ensure we are always running the latest version of the Amazon EC2 AMI to keep our OS running the latest security updates. Currently to determine the latest release we are scraping ...
2
votes
0answers
32 views

Is it possible to add computers in a particular IP range to a particular Active Directory group?

I'm using AWS and have a VPC which is connected to the local network via a VPN. I can launch EC2 instances, put them in various subnets in various AZ's and connect to them via internal IP. I can also ...
2
votes
0answers
47 views

EC2 Ubuntu SSH Stops Working

I use about 15 EC2 instances to run some services. They are hosted on EC2 and run Ubuntu. Every once in a while the SSH stops working and the "Reachability Status" in the EC2 console shows that it is ...
2
votes
0answers
169 views

How can I use huge pages and libhugetlbfs on a Debian EC2 PVM instance?

On my local machine (i7 9200) running Debian Wheezy amd64 I can get some significant speedups on some "big data"/HPC type stuff by: Following the instructions here to reserve some RAM for huge pages ...
2
votes
0answers
73 views

amazon ec2 instances lost boot drive?

This is driving me crazy since hours now. I have done the setup of 5 instances in AWS (some micro, some large) and after a while when i stopped them and rebooted them many times one of them won't ...
2
votes
0answers
117 views

Amazon EC2 Instance running Ubuntu doesn't connect with non ec2-user

I have an Amazon EC2 instance running Ubuntu 10.04. I created my new user with sudo useradd -d /some/path new_user. Using the new_user, I created a new rsa key, using ssh-keygen -t rsa in the ...
2
votes
0answers
98 views

Copy an Amazon EC2 Instance to use locally

Ok, so we have a spare server I have installed Debian Wheezy on, and setup Xen on for virtual machines. It has better performance than all our ec2 instances combined, and will cost less to run (for a ...
2
votes
0answers
223 views

Phing SSH connection to Amazon EC2 fails to authenticate

I'm trying to connect to Amazon EC2 with phing. This is my script. <ssh username="ec2-user" pubkeyfile="C:\Users\asd\Downloads\aws-nr1.public" ...
2
votes
0answers
1k views

Connecting to IPSec/L2tp with OpenSwan/xl2tpd from Windows7 to Amazon EC2

I am trying to connect from my Windows7 at home to my OpenSwan/xl2tpd setup on an Ubuntu EC2 instance at Amazon. It is a connection being NATed from both the client and server ends. I was following ...
2
votes
0answers
482 views

Connectivity issues with dual NIC machine in EC2

I'm trying to get some servers set up in EC2 in a Virtual Private Cloud. To do this, I have two subnets: 10.0.42.0/24 - Public subnet 10.0.83.0/24 - Private subnet To bridge these two, I have a ...
2
votes
0answers
379 views

Resque(Redis) On EC2 Micro Replciated to 3 availability zones

I'm going to build a failover setup for my resque jobs system wich uses Redis as a queue. The idea is to put 3 redises in different availability zones on micro instances and replicate them. Also would ...
2
votes
0answers
2k views

EC2 Linux AMI with ffmpeg (no yasm?)

I'm running a Basic 64-bit Amazon Linux AMI 2011.09 (AMI Id: ami-953b06e1) and I want to install ffmpeg into it so I can use it convert video. These are the commands I run after firing up a new ...
2
votes
0answers
567 views

Unable to SSH into EC2 instance

I've read through the existing answers to this topic, but I still can't seem to connect. I've created an AWS key and saved to my ~/.ssh folder. The command: ssh -i ~/.ssh/jdrake.pem ...
1
vote
0answers
6 views

Elasticsearch on EC2, webserver on Heroku // EC2 ports only accessible from Heroku

I have an instance of Elasticsearch facing the internet on an EC2. On the other hand I have my webservice as a Heroku app. I want to secure the Elasticsearch instance and allow inbound traffic only ...
1
vote
0answers
21 views

Open Stack, attempting to launch instance: libvirtError: unsupported configuration: CPU specification not supported by hypervisor

I'm running Openstack for test/learning purposes at the moment on AWS EC2 servers, specifically the m3 flavor which features High Frequency Intel Xeon E5-2670 (Sandy Bridge) Processors. Whenever I ...
1
vote
0answers
24 views

Amazon ec2 - Error occurred during initialization of VM Could not reserve enough space for object heap

I don't have any experience of working with servers, so please explain your answer in detail or provide a link to support your answer. I want to restart server and executing command for that gives ...
1
vote
0answers
24 views

Convert an HVM ec2 instance into something that can be run on a PV instance

I have a linux VM running on an esx-i server at home, and I would like to import the vmdk to aws using the ec2-import-instance command. However I really don't need this to be any larger of an ...
1
vote
0answers
90 views

How to downgrade OpenSSL on Amazon EC2

I'm using a version of the Amazon Linux AMI (v 2013.03) that comes with OpenSSL 1.0.1 installed as described here: http://aws.amazon.com/amazon-linux-ami/2013.03-release-notes/. I have an application ...
1
vote
0answers
46 views

Amazon EC2 IIS 8 SSL FTP results in 534: Local policy on server does not allow TLS secure connections

I have an Amazon EC2 Windows 2012 server. It is configured with a dozen sites, one of which is an FTP site that requires SSL. Currently it's set with: Basic Authorization Specific group for ...
1
vote
0answers
42 views

EC2 - editing .bashrc causes terminal to hang and checks to fail

I've been testing this for the past few hours with no luck. When launching an Ubuntu 12.04 EC2 micro instance, I SSH to it, create a new user and continue with installing Ruby version manger under ...
1
vote
0answers
42 views

Amazon EC2 instance of Windows Server 2012- unable to connect to simple webserver

Using Amazon EC2 I have successfully launched a Windows Server 2012 instance and configured it to run a Tomcat webserver. From within the VPS itself, I know the webserver is working because I see the ...
1
vote
0answers
46 views

AWS: how should I configure my vhosts to access different directories depending on the address I'm coming from?

I've just set up route 53 on AWS to link my server (ubuntu) to a godaddy domain name. I used to be able to access my /var/www/mmf folder from the elastic IP address given by aws (54.214.246.243/mmf) ...
1
vote
0answers
72 views

nginx and php-fpm performance cpu bound

in peak hours our server is cpu bound. we are hitting 100% cpu. using php5-fpm and nginx on a large ec2 instance. to serve around 50 million requests per day. we are using this server to serve JSON ...
1
vote
0answers
171 views

EC2 DNS not resolving hostname to internal IP

I already posted this on the AWS forums without success (https://forums.aws.amazon.com/message.jspa?messageID=502441). I'm wondering if I'll be more lucky here. We have an internal DNS setup that ...
1
vote
0answers
102 views

Automatically assign elastic IP to ec2 spot instance with user data script

Is it possible to automatically assign an Elastic IP address to a spot instance that has a persistent spot request using the 'Advanced' 'User Data' script box? I'm thinking that I could craft a ...
1
vote
0answers
67 views

AWS Dev-to-Production Build Process

I'm a developer, so not nearly as experienced as I would like to be with server administration. Essentially, I am trying to figure out how to create a base image (AMI) that can be used in development, ...
1
vote
0answers
97 views

How to make Statsd talk to Ganglia on EC2 (localhost)

As per topic, Im just trying to make this simple setup work. The services are running fine, but as far as I can tell statsd doesn't send anything over to ganglia. Ganglia is working fine I guess since ...
1
vote
0answers
117 views

Is it safe to snapshot an mdadm RAID with only xfs_freeze?

Is mdadm guaranteed (and trusted via experience) to be safe for taking snapshots with only an xfs_freeze? I have encountered vague warnings about mdadm still working in the background, thus making ...
1
vote
0answers
201 views

Apache bloodhound installation, AWS host not serving site

Following the installation instructions here I went through the entire process on an AWS instance. Everything seems to be setup correctly, I can even run BH off the development server using: tracd ...
1
vote
0answers
44 views

OpenSSH server fails to start after resizing EC2 instance

I had a medium EC2 instance which I changed to a small instance. After doing so I could no longer SSH in to the instance. Looking at the console output I see: * Starting OpenSSH server[74G[ OK ] * ...
1
vote
0answers
126 views

How do you create HVM AMI images on EC2?

How do you create HVM AMI images on EC2? I've searched a bit, it seems I am only able to create a paravirtualization AMI image, which means it cannot be applied on the HVM-based instances. FYI, I'm ...
1
vote
0answers
93 views

Why does Process Explorer cause highly targeted failure of some applications / basic UI functions in a high-power EC2 Windows instance?

Update: I have determined that Process Explorer itself - the program I am using to debug a performance issue - seems to be the cause of the issue. See note, with updated question, at end. I am ...
1
vote
0answers
142 views

Hostname via Cloud-Init on CentOS running on EC2 do not work

I setup the cloud-config on the user-data for a CentOS 6.4's EC2 instance, and it looks like do not apply. #cloud-config manage_etc_hosts: true preserve_hostname: false hostname: ...
1
vote
0answers
65 views

Apache not responding in amazon ec2

Well this might sound awkward but I facing terrible issue with my Amazon EC2 instance one of the finding I see is that apache is not responding on port 80 which is weird because I can't even find the ...
1
vote
0answers
37 views

Programmatically add EC2 execute nodes to Grid Engine cluster

I am running Grid Scheduler (fka Sun Grid Engine) on Amazon Web Services. Master node is running all the time, but I want to programmatically add nodes to the cluster (also remove - but remove is not ...
1
vote
0answers
70 views

Is it possible to force Re-creation of EC2::Instance or RDS::DBInstance in amazon cloudformation?

It's possible to force the re-creation of a EC2 or RDS instance using cloudformation stacks? My stack goes stuck in a point where simply destroying and creating the resource will fix it, instead of ...
1
vote
0answers
104 views

HPC / EC2 - optimizing NFS for relialibility

In AWS-EC2, I've set-up a cluster of linux virtual machines made of an NFS fileserver and many clients. If the number of clients is above ~20, under heavy I/O, I am experiencing loss of file ...
1
vote
0answers
632 views

proxy:error AH00898: Error during SSL Handshake with remote server

I have a server that acts as a front-end for a cPanel mailserver in a network. The apache proxy on the front-end server ran for 152 days without fault then suddenly I now get 500/502 errors when using ...
1
vote
0answers
41 views

maintaining session in elastic Bean

As the number of instances changes from time to time in EBS amazon. If an application is built in PHP how the session will be mantained among several instances? How can we make sure not to delete the ...
1
vote
0answers
174 views

EC2Connection.run_instance fails

I am trying to spin up an ec2 instance using boto. But I run into the problem e.run_instances(AMI_ID, key_name='lappy', instance_type='m1.small', security_group_ids=['sg-4bf11724']) Where e is ...
1
vote
0answers
119 views

Windows Server 2008 - Smart Card service is down

I'm getting this weird error when trying to work with a SmartCard on an ec2 machine running Windows Server 2008. I'm using AnywhereUSB to connect my physical smart-card reader to the remote machine. ...
1
vote
0answers
277 views

Kernel panic - not syncing: VFS: Unable to mount root

I uploaded a centos 6.2 VMDK to s3 and then converted it to volume using ec2 import volume. Then i took the snapshot of the volume and deleted it.Now I am trying to create a instance from the snapshot ...
1
vote
0answers
126 views

AD/DNS/DHCP domain controller in Amazon EC2 or VPC: migrating production environment

I currently have a co-location production environment which I want to migrate to AWS. Our infrastructure relies heavily on Active Directory for access to several platforms hosted within the ...
1
vote
0answers
88 views

AWS VPN issue routing to 2nd ip block

I've just setup a VPN link between our local network and an Amazon VPC. Our local network has two ip blocks of interest: 192.168.0.0/16 - block local-A 10.1.1.0/24 - block local-B The AWS VPC ...
1
vote
0answers
15 views

Setting initial passwords or taking user input on Amazon Marketplace

We're looking to put an image on AWS Marketplace. The image is to include a password-based web user interface. What is the correct way to set that password? Some options come to mind: Set the ...
1
vote
0answers
298 views

In Amazon EC2, what's the best way to clone a private github repository on boot?

I need to configure an autoscale group of EC2 instances that on boot will clone a particular branch and commit from a private github repository, then execute code from inside that repository. I'm ...
1
vote
0answers
106 views

How to find which cron job is hogging CPU?

I am getting a spike in network utilisation on my ec2 micro instance at a specific time each day. Using atop, I found that it is the daily cron that causes the problem: PID RDDSK WRDSK WCANCL DSK ...
1
vote
0answers
55 views

EC2 SSH Prompting for Password

When I spawned an instance with the Parallels Plesk with PowerPanel, running on CentOS, I attempted to ssh into it. For some reason, it's prompting for a password. I'm telling it where the keyfile is, ...
1
vote
0answers
57 views

How can I store the Postgresql data on the EBS Volumes and not on the Root Volume?

My PostgreSQL database is currently stored in the cloud. Normally, when creating a PostgreSQL database, all the data is stored on the root volume of the EC2 instance. How can I make sure all the ...