before:
  ./pants --no-enable-pantsd --no-enable-v2-engine filedeps :: | xargs -P4 -L256 shasum | wc -l
    317418

  real	4m40.952s
  user	4m0.359s
  sys	1m33.138s
after:
  time ./pants filedeps :: | wc -l
  [pantsd beta enabled]

    319742

  real	4m49.024s
  user	0m2.038s
  sys	0m0.879s