什么是/ dev / mapper / vg_root-lv_root目录？为什么我的docker依赖于这个目录？

    du

lists

名单

 Filesystem 1K-blocks Used   Available Use% Mounted on

 /dev/mapper/vg_root-lv_root 38929872   36450548     503672  99% /

 tmpfs 4025936               0    4025936   0% 

 /dev/shm /dev/sda1 53871    39618     201146  17% /boot

 xxx.in:/vol/software/arch*  653053184  408978688  244074496  63% /usr/software

 xxxx:/users003/gopir        3435973888 1024638080 2411335808  30% /u/gopir
 Filesystem 1K-blocks Us