I also sorted the list. Between libguestfs 1.28 and 1.30, the appliance grew from 95MB to 213MB. Using guestmount and filelight (see link below) I could see that the main contributor was these two directories, which should not be necessary. With this change, the size goes down to 119MB. See also: https://rwmj.wordpress.com/2015/07/23/why-has-the-libguestfs-appliance-gr... --- appliance/excludefiles.in | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/appliance/excludefiles.in b/appliance/excludefiles.in index 1564386..d3c66cc 100644 --- a/appliance/excludefiles.in +++ b/appliance/excludefiles.in @@ -23,13 +23,15 @@ dnl The right kernel modules are added back by supermin. -/lib/modules/* -/usr/lib/locale/* --/usr/share/locale/* --/usr/share/man/* +-/usr/share/cracklib/* -/usr/share/doc/* --/usr/share/info/* +-/usr/share/fonts/* -/usr/share/gnome/help/* --/usr/share/cracklib/* -/usr/share/i18n/* +-/usr/share/icons/* +-/usr/share/info/* +-/usr/share/locale/* +-/usr/share/man/* -/usr/share/pkgconfig/* -/var/log/?tmp