tar(1) -vc --use-compress-program%3D%22pigz -p 4%22 -f dir.tar.gz dir_to_tar
The GNU version of the tar archiving utility
-v, --verbose
      verbosely list files processed
-c, --create
      create a new archive
tar [-] A --catenate --concatenate | c --create | d --diff --compare | --delete | r --append | t --list |
    --test-label | u --update | x --extract --get [options] [pathname ...]
-p, --preserve-permissions, --same-permissions
      extract information about file permissions (default for superuser)
-f, --file ARCHIVE
      use archive file or device ARCHIVE
source manpages: tar