What are the performance improvements in Ruby 3?
Ruby 3 introduced several performance enhancements, aiming for a 3x speed increase over Ruby 2.7. Key improvements include better memory management and optimizations in the JIT compiler.
Can you explain how the JIT compiler has been improved?
The JIT compiler in Ruby 3 has been optimized to generate more efficient machine code, reducing overhead and improving execution speed for many applications.
Are there any specific benchmarks that show these improvements?
Yes, benchmarks from the Ruby community indicate that many common workloads run significantly faster in Ruby 3 compared to Ruby 2.7, with some showing up to a 3x improvement.
What about compatibility with older Ruby versions?
Ruby 3 maintains a high level of compatibility with Ruby 2.x, but some deprecated features may require adjustments in older codebases.
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