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Hello, friends! Long time no blog!I'm still here hacking away on JRuby for the benefit of Rubyists everywhere, usually slogging through compatibility fixes and new Ruby features. However with the release of JRuby 9.2, we've caught up to Ruby 2.5 (the current release) and I'm spending a little time on performance.I thought today would be a good opportunity to show you how to start exploring some next-generation JRuby performance by running on top of the Graal JIT.GraalThe Graal JIT is a project t...