> > I am new to the xargs, so I don't know how to let it run in background.
typo, *not* run in background. Thanks, -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/51010050.2070...@gmail.com