GNU tar offers the option --checkpoint where a message should be printed each checkpointreached. Question:: In what does --checkpoint measure? My best guess is Bytes. I wasn't able to find a hint ...
I have learned to use tar without '-' for options, like tar cvfz dir.tar.gz Directory/ but I recently came accross the slightly different tar -czvf syntax (I think the 'f' must be the last option in ...