Hi, i'am a making a distro based on slitaz with apt of package manager. so far was to use virtualbox, now, for max-speed, for make a "box" chroot
Sorry for my bad english, i'am only use english in forums.
Solution(in ubuntu) just a extract a rootfs.gz with lzma command and then with archive manager extract a result file, last chmod 777 ./root-lzma
./root-lzma is directory where extract a root