local dummy_data = string.char(99):rep(2048) local i = 1 while i <= 15 do print('open file dummy'..i..'.dat') file.open('dummy'..i..'.dat', 'w+') local j = 1 while j <= 32 do print('writing '..(j*32)..' KB data') local k = 1 while k <= 16 do file.write(dummy_data) k = k + 1 end j = j + 1 end file.close() i = i + 1 end