Along with other options, you have to give at least one device (I<-a>
option) and at least one mountpoint (I<-m> option). How this works is
better explained in the L<guestfish(1)> manual page, or you can use
-L<virt-inspector(1)> and/or the the wrapper script
+L<virt-inspector(1)> and/or the wrapper script
C<guestmount-wrapper> to help you.
FUSE lets you mount filesystems as non-root. The mountpoint must be
option is called I<--ro-fish> or I<--fish> because these parameters
are compatible with L<guestfish(1)>.
+If you don't know what filesystems are contained in a guest or
+disk image, use L<virt-list-filesystems(1)> first:
+
+ virt-list-filesystems MyGuest
+
If you want to trace the libguestfs calls but without excessive
debugging, we recommend: