Class: FFI_Yajl::Benchmark::EncodeProfile

Inherits:
Object
  • Object
show all
Defined in:
lib/ffi_yajl/benchmark/encode_profile.rb

Instance Method Summary collapse

Instance Method Details

#run ⇒ Object 



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# File 'lib/ffi_yajl/benchmark/encode_profile.rb', line 18

def run
  if defined?(PerfTools)
    filename = File.expand_path(File.join(File.dirname(__FILE__), "subjects", "ohai.json"))
    hash = File.open(filename, 'rb') { |f| FFI_Yajl::Parser.parse(f.read) }

    times = 1000
    puts "Starting profiling encoding #{filename} #{times} times\n\n"

    ffi_string_encoder = FFI_Yajl::Encoder.new
    PerfTools::CpuProfiler.start("/tmp/ffi_yajl_encode_profile.out") do
      times.times {
        output = ffi_string_encoder.encode(hash)
      }
    end
    system("pprof.rb --text /tmp/ffi_yajl_encode_profile.out")
  end
end