Tag Archives: performance

MongoDB Map Re-Reduce and joins – performance tuning

“Why do we use map reduce in MongoDB? Cos it doesn’t support joins.” –  And everybody believes that now! I decided that it was time to try something different. I was amazed to see how little there is on the net … Continue reading

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Amazon EC2 and MongoDB configuration for great performance

Sometimes, we prefer using Amazon EC2 directly for our Rails stack. No offense  to Heroku but we need a more controlled environment; and no offense to EngineYard as they don’t support MongoDB on their environment as yet. We were faced … Continue reading

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Case Study: Improving Performance of MySQL, Thinking Sphinx in a Rails app

Recently, we faced a huge performance problem with one of our installed apps. The application is a Call Center ERP solution. The Call model is updated very frequently as there are about approximately 8,000 – 10,000 calls being made everyday. … Continue reading

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Pro tip: Increase webpage performance using sprite, data-uri and jammit

For quite some time at Josh Software, we have been concentrating on improving backend server performance. You can read about load testing and bench-marking and improving upload performance using nginx upload module. This post is about improving frontend performance by … Continue reading

Posted in Ruby, Ruby on Rails | Tagged , , , , , , | 23 Comments