зеркало из https://github.com/github/ruby.git
58 строки
1.2 KiB
Ruby
58 строки
1.2 KiB
Ruby
require 'benchmark'
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require 'pp'
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require 'optparse'
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$list = true
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$gcprof = false
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opt = OptionParser.new
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opt.on('-q'){$list = false}
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opt.on('-d'){$gcprof = false}
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opt.on('-p'){$gcprof = true}
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opt.parse!(ARGV)
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script = File.join(File.dirname(__FILE__), ARGV.shift)
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script += '.rb' unless FileTest.exist?(script)
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raise "#{script} not found" unless FileTest.exist?(script)
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puts "Script: #{script}"
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if $gcprof
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GC::Profiler.enable
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end
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tms = Benchmark.measure{|x|
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load script
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}
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gc_time = 0
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if $gcprof
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gc_time = GC::Profiler.total_time
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GC::Profiler.report if $list and RUBY_VERSION >= '2.0.0' # before 1.9.3, report() may run infinite loop
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GC::Profiler.disable
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end
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pp GC.stat
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puts "#{RUBY_DESCRIPTION} #{GC::OPTS.inspect}" if defined?(GC::OPTS)
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desc = "#{RUBY_VERSION}#{RUBY_PATCHLEVEL >= 0 ? "p#{RUBY_PATCHLEVEL}" : "dev"}"
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name = File.basename(script, '.rb')
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puts
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puts script
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puts Benchmark::CAPTION
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puts tms
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puts "GC total time (sec): #{gc_time}"
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# show High-Water Mark on Linux
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if File.exist?('/proc/self/status') && /VmHWM:\s*(\d+.+)/ =~ File.read('/proc/self/status')
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puts
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puts "VmHWM: #{$1.chomp}"
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end
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puts
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puts "Summary of #{name} on #{desc}\t#{tms.real}\t#{gc_time}\t#{GC.count}"
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puts " (real time in sec, GC time in sec, GC count)"
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