lua performance

rimi@lx8-500-089:/home/local/rimi$ node -v
v10.15.0
rimi@lx8-500-089:/home/local/rimi$ time node -e "let x = 0; for (let i = 0; i <= 5000000000; ++i) { ++x; }"
real    1m31.564s
user    2m33.814s
sys 0m6.097s

rimi@lx8-500-089:/home/local/rimi$ lua -v
Lua 5.1.5  Copyright (C) 1994-2012 Lua.org, PUC-Rio
rimi@lx8-500-089:/home/local/rimi$ time lua -e "local x = 0 for i = 0, 5000000000 do x = x+1 end"
real    0m34.806s
user    0m34.801s
sys 0m0.004s

rimi@lx8-500-089:/home/local/rimi$ luajit -v
LuaJIT 2.0.5 -- Copyright (C) 2005-2017 Mike Pall. http://luajit.org/
rimi@lx8-500-089:/home/local/rimi$ time luajit -e "local x = 0 for i = 0, 5000000000 do x = x+1 end"
real    0m6.230s
user    0m6.230s
sys 0m0.000s

rimi@lx8-500-089:/home/local/rimi$ python -V
Python 2.7.15rc1
rimi@lx8-500-089:/home/local/rimi$ time python -c "exec('x = 1\nfor y in range(5000000000):\n\tx += 1;')"
Killed
real    2m2.895s
user    0m3.630s
sys 0m47.456s