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floere/profiling_require.rb

Created October 7, 2010 13:46
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  1. niko created this gist Oct 7, 2010.
    15 changes: 15 additions & 0 deletions profiling_require.rb
    View file
    Original file line number Diff line number Diff line change
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    module Kernel
    def memory_consumption
    `ps -o rss= -p #{Process.pid}`.to_i
    end

    alias :require_without_profiling :require
    def require(file,*args)
    mem_before = memory_consumption

    require_without_profiling(file, *args)

    mem_after = memory_consumption
    puts "Loaded #{file} #{mem_before} -> #{mem_after} (#{mem_after - mem_before})"
    end
    end