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A benchmarking tool for Streaming systems Yahoo! did a benchmark tool to compare different open source stream processing systems. They open-sourceed it in github for anyone to use in their own environment. github/yahoo/streaming-benchmark Currently this benchmark support three Streaming systems: - Apache Storm - Apache Flink - Apache Spark Storm...

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http://www.jtict.com/blog/rails-wicket-grails-play-lift-jsp/   Yet another micro benchmark comparing several web frameworks, primarily on the JVM

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 This nice benchmark compares simple caching solutions for Django, either integrated or front-end, which provide amazing performance boost: http://www.codysoyland.com/2010/jan/17/evaluating-django-caching-options/   Note that their all very simple to use (usually transparent to the application) & enable a x250 boost in response time & throughput.      

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http://shootout.alioth.debian.org   This site provides comparison of time,memory and loc for implementations in different languages of several problem domains.