root@ImmortalWrt:~# cat /proc/mtd
dev: size erasesize name
mtd0: 08000000 00020000 "spi0.0"
mtd1: 00100000 00020000 "BL2"
mtd2: 00040000 00020000 "Nvram"
mtd3: 00040000 00020000 "Bdata"
mtd4: 00200000 00020000 "Factory"
mtd5: 00200000 00020000 "FIP"
mtd6: 00040000 00020000 "crash"
mtd7: 00040000 00020000 "crash_log"
mtd8: 07000000 00020000 "ubi"
mtd9: 00040000 00020000 "KF"
root@ImmortalWrt:~# cat /proc/partitions
major minor #blocks name
31 0 131072 mtdblock0
31 1 1024 mtdblock1
31 2 256 mtdblock2
31 3 256 mtdblock3
31 4 2048 mtdblock4
31 5 2048 mtdblock5
31 6 256 mtdblock6
31 7 256 mtdblock7
31 8 114688 mtdblock8
31 9 256 mtdblock9
253 0 35588 ubiblock0_1
252 0 114688 zram0
root@ImmortalWrt:~# ubinfo -a
UBI version: 1
Count of UBI devices: 1
UBI control device major/minor: 10:62
Present UBI devices: ubi0
ubi0
Volumes count: 3
Logical eraseblock size: 126976 bytes, 124.0 KiB
Total amount of logical eraseblocks: 896 (113770496 bytes, 108.5 MiB)
Amount of available logical eraseblocks: 0 (0 bytes)
Maximum count of volumes 128
Count of bad physical eraseblocks: 0
Count of reserved physical eraseblocks: 19
Current maximum erase counter value: 2
Minimum input/output unit size: 2048 bytes
Character device major/minor: 249:0
Present volumes: 0, 1, 2