Short Julia benchmark

bench.jl

# Run with PATH=/Applications/Julia.app/Contents/Resources/julia/bin:/usr/bin:/bin:/usr/sbin:/sbin FONTCONFIG_PATH=/Applications/Julia.app/Contents/Resources/julia/etc/fonts PKG_CONFIG_PATH=/Applications/Julia.app/Contents/Resources/julia/lib/pkgconfig GIT_EXEC_PATH=/Applications/Julia.app/Contents/Resources/julia/libexec/git-core GIT_TEMPLATE_DIR=/Applications/Julia.app/Contents/Resources/julia/share/git-core /Applications/Julia.app/Contents/Resources/julia/bin/julia -p 2
# Typically n > 2000000000
 
@everywhere function pbench(n)
  it = time()
  nheads = @parallel (+) for i=1:n
    int(randbool())
  end
  ft = time()-it
end
 
function lbench(n)
  it = time()
  for i=1:n
    int(randbool())
  end
  ft = time()-it
end
 
#julia> lbench(2000000000)
#7.217364072799683
#
#julia> pbench(2000000000)
#3.7432498931884766