日期:2014-05-16  浏览次数:20669 次

linux stat命令学习

stat命令用来显示文件或文件系统的状态。
以下不解释,直接测试。

sh-# mkdir /tmp/test_dir
sh-# ls -ldh /tmp/test_dir/
drwxr-xr-x 2 root root 40 Oct  9 12:24 /tmp/test_dir/
sh-# stat /tmp/test_dir/
  File: "/tmp/test_dir/"
  Size: 40              Blocks: 0          IO Block: 4096   directory
Device: eh/14d  Inode: 2834        Links: 2
Access: (0755/drwxr-xr-x)  Uid: (    0/    root)   Gid: (    0/    root)
Access: 2013-10-09 12:25:09.000000000
Modify: 2013-10-09 12:24:48.000000000
Change: 2013-10-09 12:24:48.000000000

sh-#
sh-# touch /tmp/test_dir/test_file
sh-# ls -lh /tmp/test_dir/test_file
-rw-r--r-- 1 root root 0 Oct  9 12:26 /tmp/test_dir/test_file
sh-# stat /tmp/test_dir/test_file
  File: "/tmp/test_dir/test_file"
  Size: 0               Blocks: 0          IO Block: 4096   regular empty file
Device: eh/14d  Inode: 4948        Links: 1
Access: (0644/-rw-r--r--)  Uid: (    0/    root)   Gid: (    0/    root)
Access: 2013-10-09 12:26:27.000000000
Modify: 2013-10-09 12:26:27.000000000
Change: 2013-10-09 12:26:27.000000000

sh-#
sh-# stat /tmp/test_dir/
  File: "/tmp/test_dir/"
  Size: 60              Blocks: 0          IO Block: 4096   directory
Device: eh/14d  Inode: 2834        Links: 2
Access: (0755/drwxr-xr-x)  Uid: (    0/    root)   Gid: (    0/    root)
Access: 2013-10-09 12:26:42.000000000
Modify: 2013-10-09 12:26:25.000000000
Change: 2013-10-09 12:26:25.000000000

sh-#
sh-# echo "ooxx" > /tmp/test_dir/test_file
sh-# ls -lh /tmp/test_dir/test_file
-rw-r--r-- 1 root root 5 Oct  9 12:28 /tmp/test_dir/test_file
sh-# stat /tmp/test_dir/test_file
  File: "/tmp/test_dir/test_file"
  Size: 5               Blocks: 8          IO Block: 4096   regular file
Device: eh/14d  Inode: 4948        Links: 1
Access: (0644/-rw-r--r--)  Uid: (    0/    root)   Gid: (    0/    root)
Access: 2013-10-09 12:26:27.000000000
Modify: 2013-10-09 12:29:39.000000000
Change: 2013-10-09 12:29:39.000000000

sh-#
sh-# stat /tmp/test_dir/
  File: "/tmp/test_dir/"
  Size: 60              Blocks: 0          IO Block: 4096   directory
Device: eh/14d  Inode: 2834        Links: 2
Access: (0755/drwxr-xr-x)  Uid: (    0/    root)   Gid: (    0/    root)
Access: 2013-10-09 12:26:42.000000000
Modify: 2013-10-09 12:26:25.000000000
Change: 2013-10-09 12:26: