Your database monitoring (perhaps Amazon RDS performance insights, Skylight, or the Postgres pg_stat_activity view) is telling you that one particular query in your Rails app is causing heavy load. Unfortunately, it already seems pretty fast. What...

YARV: Yet Another RubyVM was started in January 2004 to speed up the execution of Ruby, and YARV is still running in your Ruby today as the core of Ruby.In t...