Amazon Elastic Compute Cloud (EC2), which allows users to rent virtual computer systems, is part of Amazon Web Services.

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port 22 closed. Can not ssh even after restartingt the instance

Accidentally, Port 22 got closed. Can not ssh into the instance, though the instance are running well on other desired ports. Getting following error while doing ssh. ssh: connect to host X.X.X.X ...
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121 views

How to change FTP home directory in Centos 6

I have created one Linux CentOS 6 instance in Amazon EC2 and installed cPanel on it and started running my websites there. The issue I face was when I try to FTP to the instance with the following ...
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362 views

How to stop many process like unicorn and sidekiq using single command in certain environment

I am using Ubuntu 12.04. I remotely access remotely EC2 instance, i will stop and start unicorn and sidekiq by following commands cap development unicorn:start cap development unicorn:stop cap ...
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686 views

how to have root partition LVM for RHEL 5.8 64 bit on AWS EC2

I am new to this and I have to create a RHEL 5.8 Amazon Machine Image (AMI) in which the root partition should be a logical volume. I know how to create a data partition as a logical volume but am not ...
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110 views

OPENSSL_1.0.0 not found when running PyPy 4.0.1 on Amazon Linux (AWS EC2)

I want to run PyPy 4.0.1 on Amazon Linux (AWS EC2), and then downloaded and unzipped the tar.bz file. Also, I created the symbolic links to fix problems, such as pypy: error while loading shared ...
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58 views

Installing Firefox on EC2 using Lambda Linux Project

I'm trying to set up a nodejs+selenium server on ec2. I got node installed and working and I tried to set up Firefox using the tutorial here: ...
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154 views

Dovecot auto folder creation “Unknown setting: mailbox”

First off my dovecot info: $ dovecot --version 2.0.9 Running on an Amazon Linux AMI EC2 instance. I've added this in my /etc/dovecot/conf.d/10-mail.conf mail_location = ...
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194 views

Valid root/user passwords not working on EC2

There is an authentication failure when I'm trying to enter password for any of my accounts after an update using yum. My authentication got broken, while everything else works. The updates were ...
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321 views

Installing Restund on AWS EC2 Ubuntu

I have successfully installed Restund on a Vagrant Machine running Ubuntu. But when I tried to install it on AWS EC2 Instance running Ubuntu, I get an error when starting Restund. Error Message: tls ...
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189 views

Bash 4.3 yum repository for Amazon Linux

I'm trying to get bash 4.2 (or a more recent version) on Amazon Linux in ec2. The default repository only has Bash 4.1. I'm looking for a yum repository with a recent version. $ sudo yum install ...
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595 views

Mysql database didn't connect through sqlyog or any other mysql software?

I can connect to a MySQL server through a browser and also I can show all database list through PuTTY. But when I try to use sqlyog or running the mysqldump command through PuTTY it shows this error: ...
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198 views

Setup SFTP in Ubuntu AMI

I want to setup SFTP on Amazon Ubuntu AMI. I can connect to the instance with PuTTY and access my project file through normal FTP (using Filezilla). For FTP access proftp is installed in Webmin. Can ...
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132 views

Help Deciphering Disk Usage. Where Did the Space Go?

The System An instance running on Amazon EC2 It is an m1.large EC2 instance The instance is running Ubuntu Server 12.04 LTS Here's What Happens... To begin, let's execute the following: ...
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28 views

AWS ELB Latency issue

I have two c3.2xlarge EC2 machines with Ubuntu environment both in us-west-2a AZ. Both contains same code with mySQL database from AWS RDS (db.r3.2xlarge). Both instances are added to an ELB. Both has ...
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1k views

Unable to mount XFS volume after reboot - unknown filesystem type 'xfs'

I have an aws ec2 instance that's been running Ubuntu 12.04 for a good long while. It has attached to it an EBS volume formatted with xfs. Today after a reboot, I'm unable to mount this volume. ...
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156 views

Limit CPU cycles inside of Xen

I'd like to run some minimum-expectation benchmarks on EC2, but I'm having an issue of high variability in my output data. Specifically, they keep giving me more CPU than I'm minimally entitled to, ...
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53 views

Proxy Filtering with Squid

I am currently faced with a situation where i would like to deploy a proxy server on amazon EC2 running on Ubuntu. What i am trying to achieve is to have Wifi users in each site have their traffic ...
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55 views

installed font not working in ec2 in rails app

I have downloaded font by running wget http://www.fontsquirrel.com/fonts/download/amatic inside my ec2 instance. Then I created a .fonts director and unzipped those files inside it. Then I ls ...
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59 views

How do I find out hard disk model and serial number in amazon machine?

when check in local machine /proc/scsi/scsi file it contains Attached devices: Host: scsi0 Channel: 00 Id: 00 Lun: 00 Vendor: ATA Model: ST3160215AS Rev: 3.AA Type: Direct-Access ...
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50 views

Hosting Multiple Websites on Webmin

I set up a couple of Virtual Servers (websites). The problem is, does not matter what URL I use, I will always be redirected to the first one Virtual server I created. Here is the redirective text ...
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106 views

Virtual Host setup works for one server, not another

Having an issue with my virtual host set up. Used this tutorial as a reference on both: http://youtu.be/wXIJMtwmPCE Apache/2.2.15 (Unix) on both servers. Seemingly Identical httpd.conf file on both ...
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146 views

Can't reliably create a directory on startup after ec2 instance mounts its ephemeral drives

This particular instance type mounts two ephemeral drives, in /dev/ and /mnt/. I have to create working directories for one of my services in these paths at startup or the services won't launch. ...
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602 views

Amazon EC2 MySQL Failed to Start

I'm having issues starting MySQL after it randomly stopped working a few minutes ago. I'm getting this error while trying to connect: Connect failed: Can't connect to local MySQL server through ...
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113 views

Cannot see an EC2 VPN server from another EC2 instance

I'm using openVPN to connect to one EC2 instance from another. The client cannot see the server, however, despite that servers outside of AWS can see the server and successfully negotiate with it. ...
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309 views

Unable to connect by FTP to a Debian AWS server (ami-aa46b4c3)

I've launched an AWS instance with the image debian-6.0-squeeze-i386-server-20110323 (ami-aa46b4c3) and I am trying to set up a FTP server. I have tried several ftp servers but nothing seems to work. ...
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16 views

Resize system partition

I would like to re-size xvda1 to 300G. I am using aws ec2 with Ubuntu 14.04. NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT xvda 202:0 0 300G 0 disk `-xvda1 202:1 0 8G 0 part / xvdb ...
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78 views

could only be replicated to 0 nodes instead of minReplication (=1). There are 2 datanode(s) running and no node(s) are excluded in this operation

I am trying to run a hadoop map reduce job but getting below exception everytime 16/01/09 15:54:22 INFO mapreduce.Job: Task Id : attempt_1450793371170_0056_m_000001_0, Status : FAILED Error: ...
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42 views

AWS linux - How could I install postgreSQL on amazon linux?

I'm really beginner. I want to install postgreSQL on Amazon linux. Please let me know what I should type in regular sequence. I saw some of questions about installing postgreSQL on linux, but there ...
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16 views

OpenStack EC2 API url in API access tab

I want to configure open-stack ec2 API , such that the ec2 API url apears in API access tab in project settings as other urls appear , such as urls for other services. Do i need to install some ...
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128 views

Grey screen when using tightvnc and trying to run xfce4

I have an Amazon ec2 instance. I am attempting to run a dedicated arma 3 server on it. Part of this it to set up a repository on the server. The program I want to use requires a GUI. This is the ...
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55 views

Why does Amazon Linux redirects port 80 to 3000?

I'm running a NodeJS/Express app in Amazon EC2. app.set('port', process.env.PORT || 80); http.createServer(app).listen(app.get('port'), function(){ console.log('Express server listening on port ' ...
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28 views

Build fails as the Java not recognized (Amazon EC2)

My java path is set in .bashrc and we had to run source ~./bashrc when we run the build or the build fails saying java is not recognized . Any solution for this with out running the source bashrc ...
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33 views

Amazon EC2 gentoo CFLAGS

I have a gentoo running at Amazon EC2 m1.large instance. One instance have following CPU: model name : Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz When i launched another m1.large instance in same ...
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849 views

ERROR: CHECK_NRPE: Socket timeout after 10 seconds

getting following error : # /usr/local/nagios/libexec/check_nrpe -H nagios-server-ip CHECK_NRPE: Socket timeout after 10 seconds. But it's working for localhost # ...
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22 views

Aws RDP cannot login after replacing EBS

I had an old ubuntu machine that i had XRDP installed on it , then i detached the EBS and created a new machine (Ubuntu also same version) and attached the old EBS to the new Ubuntu machine , but when ...
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207 views

etc/apt/sources.list contents for EC2 Instances upon AWS

When I copy an Ubuntu image between regions, the image is customised slightly in the process. Notably the software sources in /etc/apt/sources.list are altered to "local values". I am aware that ...
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58 views

Route dies on Ubuntu 14.04.2

So I have this routing setup in EC2 on a Ubuntu machine: 10.50.0.0/24 dev eth0 proto kernel scope link src 10.50.0.163 x.x.x.x via 10.50.0.80 dev eth0 proto static y.y.y.y via 10.50.0.80 dev ...
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51 views

Remove or decrease JAVA Security openjdk AWS centos instance

How to decrease or remove java security level in CentOS openjdk? I tried removing the java security level but I didn't find any option, my OS is in an ec2 aws machine.
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154 views

Rsync Issue (AWS EC2)

I have spent quite a bit of time trying to Rsync from a remote to a local machine but been having issues with finding the synced files apparently. The command I entered is: sync -avzhe ...
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300 views

Is swapping the cause of high IO on my box?

I'm running a LAMP stack on an Amazon EC2 micro instance with 616 MB of memory. This seems sufficient to be able to run a few small websites with Apache, MySQL and PHP. I have one Wordpress site ...
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534 views

vnc4Server Issue

I initially installed VNC4SERVER to run Guacamole (render VM through browser) on an AWS EC2 Linux (Ubuntu 12.04) instance. It worked fine and then I shutdown the instance. After a few days I started ...