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class method

RubyVM::YJIT.stats_string

() -> ::String

stats_string

# File tmp/rubies/ruby-4.1.0-preview1/yjit.rb, line 219
def self.stats_string
  # Lazily require StringIO to avoid breaking miniruby
  require 'stringio'
  strio = StringIO.new
  _print_stats(out: strio)
  strio.string
end

Format and print out counters as a String. This returns a non-empty content only when --yjit-stats is enabled.

See also .stats_enabled? .total_compile_time_ns .runtime_stats also in 4.0 · 3.4 · 3.3

‹ prev.stats_enabled? next ›.total_compile_time_ns