Twitter Moves from Ruby to Java

Twitter made a big shift, as the micro-blogging site moved its entire search stack from Ruby-on-Rails to a Java server called Blender. As posted on Twitter’s engineering blog, the move was attributed with the back-end reliability issues. The change produced a three-times drop in search latencies, and it enables the site to rapidly iterate on search features in the coming months.

Does that mean the Java is better than Ruby when it comes to heavy loads?

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