AWS, SSH & Keys…

Have you got problems connecting to your AWS instance? Assuming SSH is running on your instance and the firewall allows SSH traffic to and from your instance, just save your key somewhere locally (in this example it’s: linux_us_key.pem) and try this: ssh -v -i linux_us_key.pem root@xxx.compute-1.amazonaws.com Don’t forget to chmod 400 your key, otherwise your […]

Playing with Python in the wild Amazon (elastic cloud)

This Easter bank holiday, I spent some time working on a little problem I have at work with a simulation I’m writing in Python. It’s basically a Monte-Carlo simulation which is performing billions of calculations. To be more exact, the simulation is a script that performs about half a million of calculations and it has […]

About Amazon Web Services…

AWS (Amazon Web Services) has been around for a while, but I never thought I was the target audience for it, so I never really looked into that. Last weekend, I had the following problem to solve: I’m working on a model, that realistically needs approx 1,000 “normal” PCs in order to run within an […]