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

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Best practice/way to manage Elasticsearch cluster nodes in EC2 cloud with Ansible

I have to deploy cluster for production environment in EC2 cloud and want to be able to: 1. Remove/Add nodes from/to cluster 2. Assign roles to nodes (dedicated master node, data node, and client ...
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0answers
8 views

Can't connect (RDP) to Amazon EC2 instance after making changes to allowed cipher suites

In an attempt to get a better SSL Labs rating on an Amazon EC2 instance, I made changes to the allowed Cipher Suites on my Windows Server 2012 R2 EC2 Instance. After making the change, I rebooted the ...
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2answers
32 views

Cron is retrying a job every 15 minutes

I have an Amazon Linux AMI with this in crontab: 0 7 * * 1 root /usr/bin/wget -q http://localhost/digest_weekly.php -O - >> /var/log/digest_weekly.log This calls the script digest_weekly.php ...
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0answers
28 views

Can I use Cloud Servers for legal web scrapping data [on hold]

I have some websites which allowed me to scarp their data of some pages. Currently I am using Selenium Webdriver in desktop C# application. This application is working fine for me. Now I want use ...
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4answers
29 views

How can I multiattach EBS volumes to more than one EC2 instance?

For using a cluster filesystem like OCFS or sharing read-only data between machines, one needs to attach the same SAN volume/LUN to multiple servers at the same time. How can I do that with EBS ...
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1answer
10 views

error on ec2 volume mount

Am getting the following error while trying to mount a ec2 volume [ec2-user@ip-172-XX-XX-XX-XX ~]$ sudo mount /dev/xvdf /mnt mount: /dev/xvdf is write-protected, mounting read-only mount: unknown ...
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24 views

AWS hosted website: Connection Reset & Connection Timed Out Errors

I am facing an issue on my website since the last one month. There are intermittent 'Connection Reset/Connection Timed Out' errors. Screenshot: Sometimes the website works fine, most of the other ...
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0answers
16 views

Roundcube: AUTHENTICATION PLAIN: Authentication failed

I installed Postfix, Dovecot, Roundcube, Postfixadmin on Amazon EC2 Linux. I configured Postfix, Dovecot, Roundcube and Postfixadmin one-by-one, and I can create new mailbox via Postfixadmin. ...
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1answer
28 views

Add new email user in Dovecot

I installed Dovecot 2.2.10 & Roundcube in Amazon Linux (apparently it's a CentOS variant). If I want to add a new mailbox (e.g. info@mydomain.com) to IMAP, how do I add this mailbox? I read from ...
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0answers
18 views

AWS private hosted zone setup

I'm trying to set up a pair of VPC peers on Amazon. One of the VPCs has been in use for some time, and the other is a new VPC I've just set up. As part of this effort, I've associated an existing ...
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0answers
30 views

How to easily ship software in a server to clients?

If I make a solution that the client will need to support either in the cloud/external server at their cost, or run locally on their machines. Additionally, the servers need to be setup with the ...
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13 views

How to upload a certificate to Amazon ELB?

I've generated the pem files for a new certificate which we recently purchased from comodo, using this link as a guide: ...
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1answer
17 views

SSH - Permission denied (publickey) - AWS EC2

I am using Bitnami for a Ghost blog. Trying to SSH into the server so I can make changes to the theme via text editor (Atom) and I am having issues SSHing into the server. (MacOSX) $ ssh ...
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1answer
16 views

Which is more cost effective: Amazon EC2 snapshot or AMI?

I have an EBS based Amazon EC2 instance (m4.xlarge) up and running. This one, say example has been in use for a while and is in a state that we would like to have for all our future instances. Which ...
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0answers
44 views

Shrink aws ec2 instance root volume (ubuntu 14.4)

I read from some link and applied these things lsblk xvda 202:0 0 32G 0 disk / = this disk attahced to new instance from old one xvdb 202:16 0 80G 0 disk /mnt xvdc 202:32 0 80G 0 disk xvdg 202:96 0 ...
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2answers
27 views

How to convert a unencrypted EBS to be encrypted

I have a number of older EBS volumes that are not encrypted. In satisfying new corporate security measures, all data needs to be "encrypted at rest" so I need to convert all of the volumes to be ...
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1answer
28 views

is it safe to create a snapshot of a volume of a running ec2 instance

I'm running a MongoDB Cluster on 3 Instances on AWS Each instance has 2 EBS attached to it - / [8GB] - /data [50GB] To backup a cluster MongoDB recommends to create a snapshot of the /data driver ...
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1answer
22 views

Network timeout errors with Amazon EC2 instance after first 10 minutes?

I create a new instance. Happens for both Amazon Linux or Ubuntu instances. I didn't try a windows instance. Sometimes, I can log in once via ssh(putty). I do some cd .. and ls commands but that's ...
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14 views

samba - EC2 instance - Samba share fail

I have two EC2 instance Windows server with ip : xxx.xxx.xxx.xxx Linux server with ip : yyy.yyy.yyy.yyy I also install and config samba server on Linux server ,smb service start normaly On Linux ...
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0answers
29 views

Shrink Disk aws ec2

I used this link for shrink Volume. (Ubuntu 14.4) https://www.thatsgeeky.com/2011/11/shrink-ebs-root/#comment-446979 I have completed all the steps I used dd command and 13 GB data copied on /dev/sdg ...
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1answer
11 views

AWS EC2 Describe Instances - Filtering by Multiple EC2 Tags?

I'm attempting to dynamically create a hosts file mapping with all my ec2 instance private ip's, to use as the /etc/hosts on my ec2 remote ssh server. I have instances tagged with their normal "Name" ...
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0answers
14 views

Updating AWS CLI on Ubuntu 14.04

I installed awscli on my EC2 instance using apt-get install. The version is still aws-cli/1.2.9 and no longer updates if I use apt-get upgrade awscli. The latest release from what I Googled is ...
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1answer
35 views

Changing /etc/passwd in SSH User

I've got an Amazon EC2 instance running. It's an Ubuntu 14.04. I connect using Putty SSH. I use the key/certificates I got when I created the instance to authenticate my connection. This is all done ...
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1answer
35 views

Amazon EC2 Public IP vs. Public DNS

We have an EC2 running at Amazon. It has a Public IP and Public DNS. We use the Public IP in our domain records by creating an A record for www.example.com. Then the site becomes accessible. If we ...
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30 views

How to configure ELB load-balancer over HTTPS for two sites deployed to the same pair of servers?

I would appreciate immensely if you shed some light into what we might be missing or doing wrong. I am not completely in charge of the configuration, and I'm not an expert on the subject, but have ...
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1answer
28 views

AWS EC2 Instance rejected public key

I just launched a AWS EC2 Image today, I got to authenticate successfully and I did the following changes: sudo yum update Install Oracle JDK 8_92 using wget Remove all other java options export ...
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0answers
18 views

Slow file transfer using eclipse Saros RTC plugin with an openfire xmpp server

I set an Openfire xmpp server on Windows Server 2012 R2, using Amazon ec2. When trying to share file over an IM client (such as Psi) the file transfer speed between two clients can reach over 1Mb/s, ...
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0answers
14 views

Getting a custom package to install properly on Elastic Beanstalk

I'm trying to get an elastic beanstalk worker environment set up, but one of the packages in the project's requirements.txt file comes from a private pypi server that I've got set up on EC2. I can ...
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3answers
48 views

Verifying the reason why people say it's not a good practice to let an app connect to your db directly

I'm working with postgre (AWS RDS) for my db and using node (AWS EC2) for server side. I'm just starting out so I don't have much context. I always used other third party software like Parse for DB so ...
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0answers
21 views

Configure SFTP with OpenSSH and an AWS S3 Bucket mounted via S3FS on Amazon EC2

How do I allow multiple SFTP Users with S3FS and OpenSSH? Everything works, except SFTP Users don't have permission to write to their Chrooted Home Directory: remote open("/some_file"): Permission ...
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15 views

Webserver failed after restart

I run my web server in AWS on Centos 6.3 version. Recently I had a restart, After then,No response from a web server when I pinged. I have already allowed HTTP port open. Still I don't get a response. ...
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1answer
27 views

AWS CLI describe volume attachment information

In AWS CLI I am trying to get the ec2 volume "Attachment Information" I see how I can find the Instance information, but this does not include the Attachment Information. The information I am looking ...
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1answer
33 views

EC2 with AWS CloudFront?

IN SHORT How do I connect to the nearest EC2 instances using CloudFront to achive geolocation based Content Distribution? I want to do a geo-location based content distribution, so that the end user ...
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1answer
20 views

Node.js app on ElasticBeanstalk cannot access private key file on server

I have a node.js application running on ElasticBeanstalk. Part of it's configuration is a path to a .p12 key file. When the application attempts to use the key file, a permission denied exception is ...
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1answer
31 views

Encrypt on jenkins or S3 and decrypt on EC2 instance

I want to automate the deployment of new code on my application using AWS CodeDeploy. I'm using AWS to run my application. What I want to do is the following: Build the application in jenkins (runs ...
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0answers
46 views

EC2 Cloudformation - userdata using powershell to retrieve powershell scrips from GitHub

I have a AWS cloudforamtion - whih build my entire VPC with subnets etc - within this CF builds a windows 2012 server - we want to bootstrap this server under user data so it become a domain ...
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2answers
145 views

Immutable Server model with Docker/Ansible vs. Ansible, Puppet, and Foreman in AWS?

We are running into an interesting argument and are falling into two camps. I'm interested in any particular problems with either idea or gotchas we might be missing. Really, anything that can help us ...
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0answers
11 views

nginx not working on AWS Ubuntu server instance [duplicate]

I am new to aws and server setups and all. I wanted to try out Amazon AWS, so I got an Ubuntu 14.04 instance. I installed nginx using sudo apt-get install nginx. When I used the public DNS AWS ...
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0answers
23 views

Amazon ec2-bundle-vol - unbootable image

Here are the steps I've done: Source: Enterprise Linux 6 running on EC2 Target: Centos4 Image to run on EC2 Created a new 10GB volume, with ext3 FS and mounted on /centos4 Created directories for ...
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1answer
36 views

MySQL Issue with Wordpress Running on EC2 Instance [closed]

This past week, my Wordpress site that's installed on a EC2 instance has become unresponsive and began displaying the message "Error establishing a database connection." I eventually discovered that ...
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0answers
47 views

clamav installation with pcre in Amazon Linux

When we install ClamAV in our Amazon Linux ElasticBeanstalk instance with yum install clamav it gets installed without PCRE support, although the libraries are present in the instance. LibClamAV ...
0
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1answer
34 views

What Linux Kernel Versions are Acceptable for AMI Import to Amazon Web Services?

I have a stock image of Ubuntu Server 16.04 exported as an OVA from VirtualBox. After the proper permissions are set up to import that OVA into AWS EC2 as an image, and it's loaded into S3, the ...
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2answers
35 views

Recovering an EC2 instance

I was running an ubuntu EC2 instance for about an year and I lost SSH connectivity to it after installing the latest updates. I was running a Rails application with automated capistrano deployment ...
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1answer
35 views

Moving Data to Amazon EC2 [on hold]

I've got an Amazon EC2 instance running and I'm trying to move files from another web server to the EC2. I'm using wget on the EC2 to fetch and 30GB Zip file. It's running at 100KB/s to 150KB/s on ...
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0answers
19 views

Tomcat instance inadvertently down in amazon ec2

I am running a tomcat instance in my ec2-instance, and it is frequently down for some reason. I checked the logs at {tomcatinstance}/logs/ , like catalina.out, localhost*.log, myapplication.log; but ...
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0answers
11 views

why is ifcfg-lo renamed to vmimport.ifcfg-lo when importing a linux image to AWS EC2?

I notice that when importing a linux image to EC2 via vmimport, the file /etc/sysconfig/network-scripts/ifcfg-lo will be renamed to vmimport.ifcfg-lo, which results failure in local traffic, i.e. you ...
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0answers
44 views

AWS Encrypted EBS Boot Volumes for Windows Instances

Is it possible to create an encrypted ebs boot volume for a windows ec2 instance? This AWS example shows how to copy an unencrypted boot volume, creating an encrypted boot volume: aws ec2 copy-image ...
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1answer
29 views

enable to access public dns in browser amazon aws

I am a newbie here in this server and networking things. I have signed up in amazon aws and went through some basic documentations. There I could create security groups, instance, and web servers. I ...
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0answers
41 views

Unable to RDP into new and old Windows instances

Since this morning, I'm unable to RDP into my new and old Windows EC2 instances. Below are the things I have tried already: I've tried creating instances using: a. Windows Server 2012 R2 Base b. ...
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22 views

How can I copy an AMI between regions in AWS?

We are having difficulty copying an AMI we have created in our California VPC to our Oregon VPC as the AKI and ARI are not available in Oregon. The AKI/ARI we are using in California are as follows. ...