Question related to Logical volume partition

I have a SSD configured with LVM partition
I expect the content of /dev/mapper to be a softlink of /dev/dm-* like below

In CentOS , I get it as below which seem to be expected output
[root@host tmp]# ls -l /dev/mapper/
to
lrwxrwxrwx 1 root root 7 Apr 26 16:16 app1 -> ../dm-0
lrwxrwxrwx 1 root root 7 Apr 26 16:16 app2 -> ../dm-1
lrwxrwxrwx 1 root root 7 Apr 26 16:16 app3 -> ../dm-2
crw------- 1 root root 10, 236 Apr 26 16:16 control

But in Openwrt I get the output as below which seem to be not correct
user1@OpenWrt:~$ ls -l /dev/mapper
brw------- 1 root root 253, 0 Apr 26 16:22 app1
brw------- 1 root root 253, 1 Apr 26 16:22 app2
brw------- 1 root root 253, 2 Apr 26 16:22 app3
crw------- 1 root root 10, 236 Apr 26 16:22 control
user1@OpenWrt:~$ ls -l /dev/dm*
brw------- 1 root root 253, 0 Apr 26 16:22 /dev/dm-0
brw------- 1 root root 253, 1 Apr 26 16:22 /dev/dm-1
brw------- 1 root root 253, 2 Apr 26 16:22 /dev/dm-2

Want to know what is missing here in openwrt

udev perhaps?

1 Like