/cache # df -h Filesystem Size Used Available Use% Mounted on tmpfs 2.8G 184.0K 2.8G 0% /dev tmpfs 2.8G 24.0K 2.8G 0% /tmp /dev/block/bootdevice/by-name/modem 191.9M 108.8M 83.1M 57% /firmware /dev/block/sda16 248.0M 1.0M 241.8M 0% /cache /dev/block/sda17 51.6G 33.4G 18.1G 65% /data /dev/block/sda17 51.6G 33.4G 18.1G 65% /sdcard print、rm、mkpart、name make_ext4fs /cache/parted /dev/block/sda print Number Start End Size File system Name Flags 1 24.6kB 32.8kB 8192B switch 2 32.8kB 65.5kB 32.8kB ssd 3 65.5kB 524kB 459kB bk1 4 524kB 786kB 262kB bk2 5 786kB 1049kB 262kB bk3 6 1049kB 1573kB 524kB keystore 7 1573kB 2097kB 524kB frp 8 2097kB 4194kB 2097kB bk4 9 4194kB 8389kB 4194kB misc 10 8389kB 16.8MB 8389kB logfs 11 16.8MB 33.6MB 16.8MB oops 12 33.6MB 50.3MB 16.8MB bk5 13 50.3MB 67.1MB 16.8MB bk6 14 67.1MB 134MB 67.1MB ext4 persist 15 134MB 201MB 67.1MB recovery 16 201MB 470MB 268MB ext4 cache 17 470MB 56.9GB 56.4GB ext4 userdata Number Start End Size File system Name Flags 1 24.6kB 32.8kB 8192B switch 2 32.8kB 65.5kB 32.8kB ssd 3 65.5kB 524kB 459kB bk1 4 524kB 786kB 262kB bk2 5 786kB 1049kB 262kB bk3 6 1049kB 1573kB 524kB keystore 7 1573kB 2097kB 524kB frp 8 2097kB 4194kB 2097kB bk4 9 4194kB 8389kB 4194kB misc 10 8389kB 16.8MB 8389kB logfs 11 16.8MB 33.6MB 16.8MB oops 12 33.6MB 50.3MB 16.8MB bk5 13 50.3MB 67.1MB 16.8MB bk6 14 67.1MB 134MB 67.1MB ext4 persist 15 134MB 201MB 67.1MB recovery 16 201MB 470MB 268MB ext4 cache 17 470MB 46.9GB 46.4GB ext4 userdata 18 46.9GB 56.9GB 10.0GB ext4 linux2