uid=0(root) gid=0(root) groups=0(root)
c79bfe866f41
HELLOMARK
ls: cannot access /app: No such file or directory
/opt:
total 8
drwxr-xr-x 2 root root 4096 Apr 11  2018 .
drwxr-xr-x 1 root root 4096 Jun 16 10:49 ..