ls -l 变更前[root@VM-centos ~]# ls -l total 168 drwxr-xr-x 2 root root 4096 May 6 16:51 code_bak -rwxr-xr-x 1 root root 129424 Jan 27 2016 dig drwxr-xr-x 2 root root 4096 Apr 27 2021 docker drw

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