==== Vorbereitung ====
  mkdir /tmp/tmpfs
  mount -t tmpfs tmpfs /tmp/tmpfs

==== Vergleich ====
=== Unkomprimiert ===

  time tar cf packages.tar --directory /usr/share/doc/ packages

real    0m0.275s
user    0m0.049s
sys     0m0.224s

Größe: 158M    packages.tar

  rm -rf /tmp/tmpfs/*
  time tar xf packages.tar --directory /tmp/tmpfs

real    0m0.155s
user    0m0.036s
sys     0m0.118s

=== gzip ===
  time tar cf packages.tar.gz --directory /usr/share/doc/ --use-compress-program=gzip packages

real    0m5.641s
user    0m5.632s
sys     0m0.187s

Größe: 39M     packages.tar.gz

  rm -rf /tmp/tmpfs/*
  time tar xf packages.tar.gz --directory /tmp/tmpfs --use-compress-program=gzip

real    0m0.951s
user    0m0.963s
sys     0m0.185s
=== lzip ===
  time tar cf packages.tar.lzip --directory /usr/share/doc/ --use-compress-program=lzip packages  

real    0m54.361s
user    0m54.161s
sys     0m0.239s

Größe: 23M     packages.tar.lzip

  rm -rf /tmp/tmpfs/*
  time tar xf packages.tar.lzip --directory /tmp/tmpfs --use-compress-program=lzip

real    0m2.294s
user    0m2.179s
sys     0m0.170s
=== bzip2 ===
  time tar cf packages.tar.bz --directory /usr/share/doc/ --use-compress-program=bzip2 packages   

real    0m17.583s
user    0m17.560s
sys     0m0.237s

Größe: 27M     packages.tar.bz

  rm -rf /tmp/tmpfs/*
  time tar xf packages.tar.bz --directory /tmp/tmpfs --use-compress-program=bzip2

real    0m6.262s
user    0m6.251s
sys     0m0.300s
=== xz ===
  time tar cf packages.tar.xz --directory /usr/share/doc/ --use-compress-program=xz packages     

real    0m56.015s
user    0m55.985s
sys     0m0.371s

Größe: 23M     packages.tar.xz

  rm -rf /tmp/tmpfs/*
  time tar xf packages.tar.xz --directory /tmp/tmpfs --use-compress-program=xz

real    0m1.834s
user    0m1.830s
sys     0m0.207s

=== zstd ===
TODO