I created a d2.xlarge EC2 instance on AWS which returns the following output: The default /etc/fstab looks like this Now, I make an EXT4 filesystem for xvdc blkid returns a UID for the filesystem Then, I mount it on /mnt5 It gets succesfully mounted. Till there, the things work fine. Now, I reboot the machine(first stop it and then start
Tag: amazon-ec2
AWS EC2 – what’s the catch with “bill by hour” for server programs?
I can’t understand a very simple thing about amazon EC2 instances: suppose I have a simple C++ web server program listening to a port at all times (and serving small burst requests when they come).. how would on demand pricing work? In theory the application will be running 24/7 since the OS needs to be up and so does the
Keep OrientDB server running on AWS EC2
I recently downloaded and managed to start an OrientDB server/database on an AWS EC2 Linux 14.04 (I think the name is) server for an application I want to set up. I started OrientDB “as usual” by running ./server.sh in the terminal via SSH link to the EC2 server. All works fine and I can query the database while at the
How can I edit an xml line from user data in ec2 instance?
I am using Wowza streaming engines in multiple ec2 instances that are spinned up from backend. I need a way of linking the edge instances with the origin and for that I need to update the value of a particular line in an xml file. I have the ip loaded in the user-data by the time the edges spin up.
Track down high CPU load average
Trying to understand what’s going on with my server. It’s a 2 cpu server, so: While on load avergae, queue is showing ~8 : So You can assume, load is really high and things are pailing up, there is some load on the system and it’s not just a spike. However, Looking at top cpu consumers: Results of free command:
Login to Amazon EC2 via ssh
I have a question and am stuck at something. I recently created AWS EC2 Ubuntu instance with default settings. I have an Ubuntu machine locally as well and so far I managed to connect successfully to the Ubuntu instace with this command However I want to know if there is a simpler way to login to ssh without passing the
javac error: “Cannot find symbol”
I’m trying to compile java files on an EC2 instance, and am having trouble. I have several JAR files as well that are included in the classpath. The example would be a StockTrade.java (which is a stock trade object), which compiles completely without issue. In the same directory, there is the StockTradeGenerator.java, which will create StockTrade objects. When I try
EC2 User Access or File Access Problems?
I’ve been having some issues using an EC2 instance when I try and call CLI commands. I am using Laravel but I cant quite be sure if it is a Laravel issue or EC2. When I ssh into my EC2 instance, I run the following laravel command to migrate my database: php artisan migrate And I get the following error:
How to create and run multiple ec2 instances with same configurations and software installed?
Fairly new to cloud computing, so bear with me if question is obvious or silly. With tons of information available on internet, I was able to successfully create an ec2 linux instance and installed R and Rstudio on it. Ran my scripts on it which went really well but took too long (16 hrs) and very expensive as well since
correct way to rename user and remove password with ec2 user-data
I have a centos7 base ami and have successfully changed the user name using the ec2-launch user data modified from an amazon-linux script log in works as expected and home directory has been changed, however when I use sudo it still asks for a password. As I cannot get into the file to check format I wonder if I am