2
votes
1answer
179 views

How to manage many mobile device users at server side?

I built a social Android application in which users can see other users around them by GPS location. At the beginning thing went well as I had low number of users, but now that I have increasing ...
1
vote
1answer
268 views

Auto update for application hosted on multiple servers on cloud

I'm working on an application which will run on multiple Amazon EC2 instances. I wish to incorporate auto update feature for my application. The updater should update all the Ec2 instances. Also, ...
3
votes
1answer
426 views

Large Ecommerce Site Topology and Deployment Guidelines

Problem I am a lead engineer for a highly trafficked eCommerce website (upwards of 1m page views an hour). For various reasons we have the opportunity to rebuild large portions of our ...
7
votes
1answer
540 views

How can I gather client's data on Google App Engine without using Datastore/Backend Instances too much?

One of the projects I'm working on is online survey engine. It's my first big commercial project on Google App Engine. I need your advice on how to collect stats and efficiently record them in ...
15
votes
1answer
327 views

Are there any examples of implementing and effectively responding to a “Chaos Monkey”?

Jeff Atwood recently wrote a blog post about Netflix's implementation of a "Chaos Monkey". It is a very high level article. I am curious if anyone has actually implemented this technique for testing a ...
1
vote
2answers
216 views

When embarking on a cloud computing project should a Chaos Monkey be the first application?

After reading Jeff Atwood's article "Working with the Chaos Monkey" and considering the implications of "Fallacies of Distributed Computing" it made me wonder if the first task of developers creating ...
6
votes
4answers
351 views

What are common pitfalls of Cloud Development that you have run into?

I'm looking at beginning some work on a cloud based application and I'd be interested to hear of anybody's experiences of pitfalls they have run into particularly from a design/architectural ...