Twitter, Ruby on Rails, Scala and people who don’t RTFA « Ikai Lan says

@kdnpv @luiyo @javahispano el titular sería "gracias a la JVM y a Scala, y para algunas partes"

Thanks for the comments, everyone. I have a few responses to all of your comments: Jeremy, I’ve seen that graph too, but it’s not that useful without context. From what I remember, it was a single threaded process. What were the algorithms being run? What’s the memory footprint? Etc. I’m sure Yehuda didn’t just leave the graph as is, but I haven’t been able to find a corresponding document or presentation describing the benchmarking process. Stephan, I’ve also used Groovy on Grails. Extensive parts of LinkedIn are built using Grails. Our experience has been that Grails has better Java support than JRuby and that building in Grails is much easier and faster than building in Java. However, Groovy has the same speed problems as Ruby in that it is still an order of magnitude slower than Java. While you do get the benefit of easier Java integration if and when you need it (JRub...

Full article: http://ikaisays.com/2009/04/02/twitter-ruby-on-rails-scal...