斐讯K2的FLASH大小为8M 挂载信息： root@K2:~# mount rootfs on / type rootfs (rw) /dev/root on /rom type squashfs (ro,relatime) proc on /proc type proc (rw,noatime) sysfs on /sys type sysfs (rw,noatime) tmpfs on /tmp type tmpfs (rw,nosuid,nodev,noatime) /dev/mtdblock6 on /overlay type jffs2 (rw,noatime) overlayfs:/overlay on / type overlayfs (rw,noatime,lowerdir=/,upperdir=/overlay) tmpfs on /dev type tmpfs (rw ...