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

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656 views

vsftpd not starting on EC2

I am running Ubuntu 13.10 on an EC2 micro instance (want to keep running on free tier until I am more confident on EC2). I have successfully installed the LAMP stack, but I'm having problems setting ...
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2answers
67 views

node.js hello world server on amazon EC2

As a lead in to deploying the Ghost blogging platform, I am checking that node.js can be deployed on my Amazon EC2 instance with Ubuntu 13.04 The Ghost Github page even gives step by step ...
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1answer
141 views

EC2 AMI Image from a running instance vs. from a snapshot taken from a running instance

I want to backup a Linux-based EC2 instance while it is running with no downtime, and then later on launch a new instance. (The instance is running a web server and Postgres database.) I found there ...
0
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1answer
780 views

How to troubleshoot slow performance on AWS EC2/RDS?

We recently moved our web servers from some 10 year old boxes to AWS EC2. Usage of the site is currently higher now (it's our busy season) and the site has become much slower, which is unexpected ...
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1answer
3k views

RSA certificate configured for SERVER does NOT include an ID which matches the server name

I recently started a LAMP server (all the latest versions) w/ WordPress on it, and I'm trying to install a SSL certificate that I recently purchased. When I restart apachectl, error_log gives me this: ...
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2answers
673 views

Bad disk performance on m3.medium (SSD) EC2 instance [closed]

May be I'm missing something but at a glance new SSD-based m3.medium EC2 instance doesn't provide any disk performance advantage. I didn't run benchmark tools yet, but directory copying, directory ...
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1answer
65 views

How can I configure iptables to forward and forget?

I'm trying to create a front controller where users can connect to a specific port and have their connection redirected to a different IP/port. The reason I'd like to be able to do this is for ...
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1answer
80 views

PHP Settings [pm.max_children, pm.start_servers, pm.min_spare_servers and pm.max_spare_servers]

In the midst of transferring a website from a GoDaddy shared server to an EC2 instance. Handling the traffic, which during peak times on a typical day is around 300 active visitors, has been ...
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1answer
426 views

How can I run Apache Tomcat and Node.JS servers at the same time?

I'll give you an example of what I want: Let's pretend my domain is domain.com for now. My server machine is a Linux (Ubuntu). I'm currently running Tomcat as my server on ports 80 and 8080. I have ...
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1answer
92 views

How to avoid timeout for an ssh session with AWS ec2 ubuntu and cygwin?

I can ssh to my instance and use it but if I'm not active for some time then then I must reconnect. Is it the protocol, the server or the client that causes the timeout? It happens both with cygwin ...
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0answers
174 views

Does AWS EC2 have limits on concurrent connections?

No matter what I do to my EC2 instance, any size and with apache/ubuntu. I can't get it to go over 1400 concurrent connections. Have set the prefork settings high, set ulimit to 1000000 Is this ...
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2answers
92 views

Avoid Man in Middle AWS load balancer

I have a load balancer configurated with the port 443 to port 80 of the ec2 servers and with a sniffer like Burtsuite can I edit the request. How can configure the ELB to avoid this type of attack?. ...
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1answer
62 views

CloudFront, S3, EC2: how can you reroute request from CloudFront to EC2 unless file exist at S3?

My application uses all 3 service layers. Recent feature request to lower the outgoing traffic gives us some uncertainties. Say, we have a requirement to distribute the image.jpg file with ...
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1answer
82 views

Anyway to determine Amazon Machine Image (Creation Date)?

I am trying to see if anyone knows how to identify the creation date for Amazon Machine Image(s)? I have looked all through the documentation on the AWS site, and do not see anything. The only ...
2
votes
3answers
120 views

Backup EC2 instances

I found a lot of questions to this topic already, but I'm still not 100% sure what's the best approach to do so. The option I'd prefer is using EBS snapshots. The pros would be that I can spin up a ...
0
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1answer
39 views

EC2 Spot Instance Capabilities

I'm planning to bring up a few EC2 Spot Instances in the near future but, before I do, I have a couple of questions that I couldn't find answers to in the documentation. I was curious if it was ...
0
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1answer
90 views

Move AWS Resources to another Account

We are running various AWS resources currently in an account namely but not limited to : EC2 (we can copy AMIs), RDS,VPC,IAM, S3, SNS, CloudWatch, CloudFront,Auto Scaling we now want to move ...
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1answer
62 views

aws route 53 and vistualhost in ubuntu apache [closed]

I have added domain name in route 53 and creating a sub domain to land into virtualhost with a port. I am trying to add a sub domain as cname and cname is my servername in virtualhost. I am on ubuntu ...
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1answer
69 views

How can you investigate a daily traffic drain?

Running Amazon EC2 instance, t3.large tier. And observing interesting situation: Every night (UTC+1 midnight) the same NetworkOut jump occurs. What are my options to investigate it? The EC2 runs ...
3
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1answer
153 views

Yum won't reinstall PHP on Amazon Linux

Ultimately, this question is about Yum and the Amazon Linux AMI (see the end for that part), but first I'll give some background to how I got into my situation. I installed PHP from source I am ...
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2answers
408 views

How to flush Amazon Linux AMI DNS cache?

The typical way of flushing the dns cache does not seem possible in Amazon Linux AMI: service nscd restart does not work because it's not included within the VM. service dnsmasq restart does not ...
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1answer
131 views

Running Apache and IIS on Amazon EC2 on a single windows instance

My question is about running Apache and IIS on a single Amazon EC2 windows instance. I did a lot of search but until now it is not clear for me how to do it. I have multiple websites and web ...
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0answers
78 views

Can't connect to iSCSI target on Amazon EC2 Windows Server 2008R2

I have Windows Server 2008 R2 running on Amazon EC2 with attached elastic IP. All ports in a security group are open but only to my IP-address. I have succesfully set up Microsoft iSCSI Target 3.3 ...
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2answers
85 views

limit outbound access for an EC2 instance

Our company is in the process to become PCI compliant and one of the requirement is to limit the outbound access of our servers. We have only 1 EC2 instance that falls in the PCI scope and I would ...
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1answer
63 views

How to setup windows server 2012 NIC settings with 2 NICs?

I have 3 subnets created in a Amazon VPC. Database private: 10.60.1.0/24 Application private 10.60.2.0/24 Public 10.60.3.0/24 I would like to have limited internet access to a server in the ...
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1answer
137 views

Send email through Gmail SMTP to avoid local delivery attempts?

Background We use Google Apps for email with our domain example.com: [ec2-user@example ~]$ dig MX example.com … ;; ANSWER SECTION: example.com. 300 IN MX 1 ...
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1answer
160 views

Running commands/tasks on multiple EC2 instances simultaneously

I've been given a task where I have to utilize about 200 EC2 instances in AWS. Since I'm completely new to AWS, I'm having trouble doing basic stuff. Each instance is a Ubuntu and they all have the ...
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0answers
83 views

Network drops SSH connection to EC2 only

I have an EC2 instance (in eu-west-1) which I've been SSH'ing into for almost a year, but recently the connection simply hangs (i.e. becomes fully unresponsive) when an executed command returns more ...
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1answer
39 views

EC2 Ubuntu Instance Occasional Downtime

i'm having trouble with an EC2 instance experiencing a long period (several hours) of downtime every day instance type: t1.micro availability zone: ap-southeast-2a security groups: allow all ICMP, ...
3
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2answers
249 views

Use IAM to Allow User to Edit AWS / EC2 Security Groups?

I am trying to grant an IAM group the ability to edit our EC2 Security Groups, but I have been unable to get this working without granting access to everything in EC2. I have tried several versions ...
2
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0answers
42 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 ...
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3answers
176 views

How to use small SSD drive on server?

I just launched m3.medium instance on Amazon AWS with SSD drive 4GB capacity. However I installed system, system apps and /var on regular EBS. I'm wondering now how can I use this 4GB SSD which is ...
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1answer
80 views

How to implement virtual IPs on AWS?

Is it possible to create floating IPs within Amazon? More specifically within the VPC? If so, how can I do this? Their documentation doesn't seem to point me in the right direction. The best I could ...
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1answer
130 views

What is the significance of the s3 region, “US Standard” when it comes to “Amazon EC2 in the same region” pricing?

AWS S3 provides a special region called US Standard, US Standard Uses Amazon S3 servers in the United States Provides eventual consistency for all requests. This region automatically routes ...
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1answer
299 views

What else do I need to do to satisfy Apache working as a plain old media server?

I am trying to set up an Apache VirtualHost on an Ubuntu 13.10 EC2 instance that will serve up media documents from a directory old-school-style. There is an existing VirtualHost which is handling a ...
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2answers
118 views

Yum repository configuration on Amazon EC2 instance

I'm trying to install postgis on an Amazon EC2 instance, the instance is running Red Hat, and by following this tutorial: http://wiki.postgresql.org/wiki/YUM_Installation#Configure_your_YUM_repository ...
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2answers
52 views

Sudo access on Ubuntu

I'm new to linux and the sysadmin world all together, so I'm looking for some advice and a couple of answers. I set up an EC2 instance running Ubuntu 12.04 and I SSH in via key pair. First of all, I ...
0
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1answer
61 views

Cloud Formation init script cfn-init cancellation

I used to Drupal Cloud Formation sample template to create my Drupal based web site. But now every time my EC2 instance reboot Cloud Formation helper script cfn-init reloads original Drupal ...
0
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1answer
358 views

Amazon AWS EC2 and RDS: How To Increase MySQL Query Cache?

I tried to find information about this, but can't find anywhere. The only one that I could find was http://survivalguides.wordpress.com/2012/07/11/change-the-query-cache-size-amazon-aws-rds/ but it ...
3
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1answer
83 views

Difference between AWS Software Subscription and Launching a Custom AMI?

Amazon AWS seems to provide two methods of launching an instance of Ubuntu 12.04 that confuse me, one of them is the Software Marketplace the other method is by launching an AMI on the Ubuntu ...
0
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1answer
113 views

How do you activate Termination Protection on an EC2 instance using CloudFormation?

I've just switched form building our servers via the EC2 Web GUI to using CloudFormation, but I can't find anything in the documentation about setting Termination Protection. Is this not supported by ...
2
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2answers
184 views

Amazon VPC Availability

We are trying to expand our reliability setup using VPC in us-west-1. The 'a' and 'b' AZs work fine, but when I try to create subnets on 'c' it just fails with the message: Value (us-west-1c) for ...
0
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1answer
401 views

Problems using EC2 command line tools on one of the instances

I'm having a bit of a problem with EC2 API tools timing out on a new instance I created. Yesterday I took an image of a server on which the tools worked fine. I made some changes to the software it ...
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4answers
456 views

How do I create a shared drive between Amazon EC2 Windows Instances

I want to setup a shared data source for my blog between 2 Windows Amazon AWS EC2 instances. I don't want to share a folder off of either server, because I want to be able to stand up new instances if ...
0
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0answers
113 views

Whitelabel DNS with Amazon Route53

I've searched the internet for the answer, but I can't find it and this is because DNS management is not exactly in my skillset. I want to use Amazon AWS Route53 to host a multi tenant php application ...
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2answers
182 views

Creating subdomain for Webmin on Amazon Route 53 / EC2

I have setup / installed webmin on Amazon Ec2 instance running linux. After creating user with login credential and adding port 10000 in security group, I am able to login via ...
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0answers
94 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 ...
0
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1answer
219 views

Directory Listing not rendered when connecting to EC2 Windows 2012 Instance

I've created an Amazon EC2 Windows 2012 instance. I installed FTP via IIS and ensured that both the Amazon firewall and the instance's firewall allow traffic on port 21. When I connect to the ...
7
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3answers
380 views

Is it dangerous to reveal my EC2 instance ID?

In Stack Overflow answers (like this), I often take screenshots which include Instance ID's belonging to me. Is it a bad idea to reveal these?
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1answer
150 views

Permission denied (publickey) when attempting to connect Ubuntu EC2 instance via SSH

I'm attempting to connect to my EC2 Ubuntu instance via SSH with my private key. I had no problem connecting to the server before using the sudo reboot command. Now, I cannot connect to the instance ...