//// binutils.tar.lz

$ lzip -lv binutils-2.43.tar.lz
   dict   memb  trail   uncompressed     compressed   saved  name
  32 MiB     1      0      326164480       27688115  91.51%  binutils-2.43.tar.lz

//// test

$ time lzip -t binutils-2.43.tar.lz

real    0m5.340s
user    0m5.253s
sys     0m0.069s

$ time plzip -n1 -t binutils-2.43.tar.lz

real    0m5.867s
user    0m5.778s
sys     0m0.072s

$ time plzip -n2 -t binutils-2.43.tar.lz

real    0m5.868s
user    0m5.771s
sys     0m0.079s

$ time plzip -n4 -t binutils-2.43.tar.lz

real    0m5.853s
user    0m5.759s
sys     0m0.072s

//// untar

$ time lzip -dc binutils-2.43.tar.lz | tar -xf-

real    0m7.552s
user    0m5.728s
sys     0m2.363s

$ time plzip -n1 -dc binutils-2.43.tar.lz | tar -xf-

real    0m6.415s
user    0m6.331s
sys     0m3.313s

$ time plzip -n2 -dc binutils-2.43.tar.lz | tar -xf-

real    0m6.503s
user    0m6.356s
sys     0m3.321s

$ time plzip -n4 -dc binutils-2.43.tar.lz | tar -xf-

real    0m6.424s
user    0m6.290s
sys     0m3.370s


//// silesia.tar

$ lzip -lv silesia.tar.lz
   dict   memb  trail   uncompressed     compressed   saved  name
  32 MiB     1      0      211957760       48293091  77.22%  silesia.tar.lz

//// test

$ time lzip -t silesia.tar.lz

real    0m7.340s
user    0m7.260s
sys     0m0.063s

$ time plzip -n1 -t silesia.tar.lz

real    0m8.222s
user    0m8.107s
sys     0m0.082s

$ time plzip -n2 -t silesia.tar.lz

real    0m8.202s
user    0m8.094s
sys     0m0.088s

$ time plzip -n4 -t silesia.tar.lz

real    0m8.189s
user    0m8.105s
sys     0m0.075s

//// untar

$ time lzip -dc silesia.tar.lz | tar -xf-

real    0m7.846s
user    0m7.408s
sys     0m0.791s

$ time plzip -n1 -dc silesia.tar.lz | tar -xf-

real    0m8.594s
user    0m8.274s
sys     0m0.901s

$ time plzip -n2 -dc silesia.tar.lz | tar -xf-

real    0m8.515s
user    0m8.275s
sys     0m0.862s

$ time plzip -n4 -dc silesia.tar.lz | tar -xf-

real    0m8.574s
user    0m8.295s
sys     0m0.841s