stat 显示文件和文件系统状态（查看文件属性） 查看文件inode详细信息
[root@MongoDB ~]# stat /etc/hosts File: ‘/etc/hosts’ Size: 158 Blocks: 8 IO Block: 4096 regular file Device: fd00h/64768d Inode: 4194398 Links: 1 Access: (0644/-rw-r--r--) Uid: ( 0/ root) Gid: ( 0/ root) Access: 2019-05-20 06:39:43.553001712 +0800 Modify: 2013-06-07 22:31:32.000000000 +0800 Change: 2019-03-27 08:25:37.393001285 +0800 Birth: -