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

learn more… | top users | synonyms (1)

0
votes
1answer
9 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
vote
0answers
15 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
votes
1answer
21 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 ...
-1
votes
0answers
9 views

Access jboss server deployed on Amazon Ec2

I have deployed Wildfly 8.0.0 on an EC2 instance. I have added appropriate rule to open port 80 for inbound traffic. I am able to access my web application locally. But when I try to access it in a ...
0
votes
1answer
32 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, ...
-1
votes
0answers
18 views

How to let php write to www dir in EC2 server? [on hold]

I'm using some sort of third party API and the API is logging to filesystem. Logging constantly cause warning on my page saying 'can't write file'. How is the correct way to give file/directory ...
0
votes
1answer
29 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 ...
0
votes
0answers
18 views

The remote destop screen is always a grey background [migrated]

I used the methods described in: http://www.serverwatch.com/server-tutorials/setting-up-vnc-on-ubuntu-in-the-amazon-ec2-Page-3.html and reliable virtual desktop environment for Amazon EC2 Ubuntu to ...
-2
votes
0answers
19 views

amazon linux yum update changed sudo root permissions [migrated]

I ssh'ed into my server, ran sudo yum update, and now I'm asked for a password to sudo anything. Looking back through update logs, I noticed this: /etc/sudoers.d/cloud-init saved as ...
0
votes
0answers
22 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 ...
1
vote
2answers
40 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 ...
-2
votes
1answer
37 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 ...
1
vote
2answers
67 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 ...
0
votes
0answers
38 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
2answers
42 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 ...
-3
votes
0answers
31 views

Turn on internet on ec2 Amazon [closed]

I am new in AWS, so sorry for my noob-question. I have ec2, elastic ip, all out-connection in rules, but I cant ping google, for example. I read this, so I need do everything line by line? Can ...
0
votes
0answers
23 views

“Cannot open SSH Tunnel” on MySQL [closed]

I have this problem: With this configuration:
0
votes
1answer
30 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 ec2. ...
1
vote
2answers
54 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 ...
-2
votes
1answer
23 views

EC2 Windows Server 2012 Core AMI Issue [closed]

I set up the following AMI for windows server 2012 R2 core in an EC2 instance: Windows_Server-2012-R2_RTM-English-64Bit-Core-2014.11.19 (ami-bc9a0bd4) I have an EIP associated to the instance and ...
-1
votes
1answer
68 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 ...
0
votes
1answer
19 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 ...
1
vote
1answer
39 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 ...
-1
votes
0answers
13 views

VPC DHCP Option Sets Missing Option 3 Router

Maybe I'm missing something, but why can you not set your option "003 Router" in the DHCP configuration in EC2? http://docs.aws.amazon.com/AmazonVPC/latest/UserGuide/VPC_DHCP_Options.html I'd like ...
-1
votes
0answers
28 views

My mail server from ec2 becomes unresponsive (can't ssh, nor manages mails) after 2-3 days

Hy! I have configured my server with http://www.iredmail.org/ and everything worked nice for 1-2 days and then it stopped working. Everything is unresponsive. SSH hangs; Web server interface ...
0
votes
0answers
44 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 ...
0
votes
1answer
50 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 ...
1
vote
0answers
10 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 are ...
0
votes
0answers
48 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 ...
0
votes
0answers
16 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 ...
-1
votes
1answer
29 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 ...
0
votes
0answers
61 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
votes
2answers
224 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
votes
1answer
44 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 ...
-1
votes
0answers
49 views

cURL request from EC2-VPC instance (in default VPC) to retrieve RSS feed timing out

I am trying to make a cURL request from EC2-VPC (in default VPC) to retrieve RSS Feed data. # cURL request from EC2-VPC instance curl -Lv -o test_rss.txt http://www.example.com/feed/rss/ The cURL ...
0
votes
0answers
47 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, ...
0
votes
0answers
7 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 ...
0
votes
0answers
25 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 ...
0
votes
1answer
71 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 ...
0
votes
0answers
15 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
votes
1answer
28 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
votes
1answer
29 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
votes
1answer
19 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
75 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
votes
1answer
27 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 ...
-1
votes
0answers
20 views

How to add SSL certificate to domain that is URL-frame redirected to AWS EC2 server

Currently running a node.js webapp with a NginX reverse proxy on an Amazon EC2 web server instance. Furthermore, I have a domain, call it example.com, which URL-frame redirects to this web server. ...
0
votes
1answer
36 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
vote
1answer
78 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 ...
1
vote
1answer
106 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 ...
0
votes
1answer
38 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. ...