Analysis of information sources in references of the Wikipedia article "ரூபி ஆன் ரெயில்ஸ்" in Tamil language version.
We had a Ruby-based queuing system that we used for communicating between the Rails front ends and the daemons, and we ended up replacing that with one written in Scala. The Ruby one actually worked pretty decently in a normal steady state, but the startup time and the crash behavior were undesirable.
{{cite web}}: CS1 maint: multiple names: authors list (link)We use Scala for a few things at Twitter, but the majority of the site is Ruby.
{{cite web}}: Check date values in: |access-date= and |archive-date= (help)By the end of this year, Payne said, Twitter hopes to have its entire middleware infrastructure and its APIs ported to the new language. Ruby will remain, but only on the front end. "We're still happy with Rails for building user facing features... performance-wise, it's fine for people clicking around web pages. It's the heavy lifting, asynchronous processing type of stuff that we've moved away from."
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