Used Busybox 1.20.1 have a little "bug" in hotplug section. If I put USBstick or microSD, disk isn't mounted. That's normal, missing definitions in mdev.conf. When I manually add: sd[a-z][0-9] 0:6 660 mmcblk[0-9]p[0-9] 0:6 660 devices are mouned as right. But If are unpluged, in the root s...