Amazon Elastic Compute Cloud (EC2) is a cloud-based computing platform.

learn more… | top users | synonyms

20
votes
5answers
28k views

Why did installation of MySQL 5.6 on Ubuntu 14.04 fail?

I wanted to get a look at MySQL 5.6 on Ubuntu 14.04 just out of curiosity. And based on this article it certainly looked like installation should be simple and straightforward. So I fired up an AWS ...
37
votes
2answers
17k views

How do I apt-get -y dist-upgrade without a grub config prompt?

Per Make apt-get (or aptitude) run with -y but not prompt for replacement of configuration files? I did the following: ec2run ami-3c994355 --region us-east-1 -n 1 -t m1.large -z us-east-1d On the ...
2
votes
1answer
3k views

After install Google Chrome in EC2 won't open from Ubuntu Server 14.04 LTS (HVM) command line [duplicate]

I have installed Google Chrome with following command line: $ wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add - $ sudo sh -c 'echo "deb ...
2
votes
1answer
789 views

Blacklisting grub packages from installing

I am trying to block GRUB packages from being installed (after having purged them). The problem is virtually identical to Blacklisting packages from installing and even involves GRUB which is exactly ...
74
votes
7answers
324k views

Adding SSH Keys to authorized_keys

I have an Ubuntu server on Amazon EC2, that I use for development, and today I stupidly cleared everything out of my ~/.ssh/authorized_keys file. Luckily I have an SSH open, so I am still connected, ...
21
votes
2answers
26k views

Not enough disk space '/' in AWS instance

i am running Ubuntu 11.04 instance for my Web Server on AWS cloud, now i am getting there is no disk space in / partition of my server. df -ah say this Filesystem Size Used Avail Use% ...
14
votes
4answers
8k views

How do I know what Ubuntu AMI to launch on EC2?

When I want to launch an instance of Ubuntu on EC2, how do I find the right one? There are thousands of public images that have "Ubuntu" in their name. I am only interested in running the Official ...
22
votes
4answers
45k views

What is the default username for Amazon AMI images of Ubuntu Server?

I just launched one of the Ubuntu Server AMI's on Amazon EC2. I connect just fine, but I don't see anything to tell me the default login credentials. login as: ?
9
votes
6answers
27k views

Errors running apt-get update and apt-get install mysql-server

Since yesterday I've been trying to run apt-get update unsuccessfully in Ubuntu instances I am creating on the EC2. In specific I've been getting these errors: Ign http://security.ubuntu.com ...
3
votes
1answer
5k views

VSFTPD not working

I followed instructions and other instructions too but because it is not user-friendly, the ftp server is not working. # This option specifies the location of the RSA key to use for SSL # encrypted ...
6
votes
5answers
19k views

vsftpd installation not working on virtual server as of 14.04

The process I have used for installing vsftpd since 12.04 no longer works. I get the error stop: Unknown instance when restarting the service. I believe this means the configuration is wrong, but I ...
5
votes
1answer
852 views

How to specify ec2 instance types for different services?

After I have specified a default EC2 instance type for my Juju charm, how do I override that for one of the services? For instance, the Juju tutorial deploys wordpress and mysql, and I can set the ...
12
votes
3answers
3k views

what can be causing /etc/cron.daily/apt to hang?

Lately I've been getting a mail from the server every day, Subject Cron <root@host> test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.daily ) Body ...
4
votes
1answer
544 views

blocking all outgoing ports and its consequences

Is this the right way to block all outgoing ports? : ufw default deny outgoing But what are the consequences of doing this on amazon ec2? I'm running possibly unsafe perl scripts on my instance and ...
4
votes
2answers
2k views

Is my Amazon EC 2 running Amazon Linux or Ubuntu?

I am a little confused here. I created a Amazon EC2 instance with Ubuntu Linux 64-bit 12.04 LTS, now when I SSH into it I get the following but on Amazon Management console I get the following ...
3
votes
1answer
957 views

What are the upstart events to monitor to attach/detach an EBS volume and an elastic IP at startup/shutdown?

I'm setting up an Ubuntu instance on Amazon EC2 and I'm trying to configure it so that, at startup, it automatically attaches an EBS volume and takes an elastic IP address and, at shutdown, it ...
2
votes
2answers
293 views

Tried to follow the EC2 Juju guide and it fails

I am evaluating Juju and when following the very basic tutorial https://juju.ubuntu.com/docs/getting-started.html, literally following every single instruction to a T, all I end up when trying to ...
1
vote
2answers
2k views

Can't run ntpdate on EC2

I have had some serious issues with time accuracy on my Ubuntu EC2 machines, with drifts of more than 60 seconds. A possible solution is running ntpdate or ntp, but I can't get them to work on EC2: ...
1
vote
1answer
13k views

Yum install fails on Ubuntu EC2 instance

I'm using Ubuntu 12.04.3 on an AWS EC2 instance. This is my first time with an EC2 so it's all new to me. I'm also not the most experienced Linux guy either, so I apologize if this is a stupid ...
1
vote
1answer
334 views

Where is hadoop-ec2-env.sh in the Hadoop packages?

I'm unable to locate the file hadoop-ec2-env.sh. I've downloaded and intalled hadoop_1.0.4-1_x86_64.deb from http://mirror.olnevhost.net/pub/apache/hadoop/common/stable/ This is the most recent ...
0
votes
1answer
80 views

Putty not letting me to login to ubuntu remote server?

I am using amazon ec2 instance for one of my products and i am stuck with a very big problem. I am new to server and was just looking to configure UFW for only my ipaddress and i updated a rule for it ...
0
votes
1answer
2k views

sudo: ruby: command not found after ssh

I'm working with ec2 instances and was trying to execute a ruby script on another instance after ssh to that instance. I have a ruby script which updates configuration files, so i need to run that ...