NAME

ln - make links between files

SYNOPSIS

ln [OPTION]... TARGET [LINK_NAME]

ln [OPTION]... TARGET... DIRECTORY

ln [OPTION]... --target-directory=DIRECTORY TARGET...

軟鏈接用法是： ln -s 實際存在的目標目錄 鏈接名稱(不存在的) 。

[root@DMDIDATAGUARD /]# cd /data

[root@DMDIDATAGUARD data]# ls

lost+found ocfs_arch1 ocfs_ctrl_redo ocfs_data ocfs_data2 ocfs_index oracle.dba

[root@DMDIDATAGUARD data]# ls -alh

total 48K

drwxr-xr-x 9 oracle dba 4.0K Jan 9 14:30 .

drwxr-xr-x 22 root root 4.0K Jan 9 14:34 ..

drwx------ 2 oracle dba 16K Jan 9 10:31 lost+found

drwxr-xr-x 2 oracle dba 4.0K Jan 9 14:30 ocfs_arch1

drwxr-xr-x 2 oracle dba 4.0K Jan 9 14:30 ocfs_ctrl_redo

drwxr-xr-x 2 oracle dba 4.0K Jan 9 14:30 ocfs_data

drwxr-xr-x 2 oracle dba 4.0K Jan 9 14:30 ocfs_data2

drwxr-xr-x 2 oracle dba 4.0K Jan 9 14:30 ocfs_index

drwxr-xr-x 2 oracle dba 4.0K Jan 9 14:30 oracle.dba[@more@][root@DMDIDATAGUARD /]# ln -s /data/ocfs_data /ocfs_data

[root@DMDIDATAGUARD /]#

[root@DMDIDATAGUARD /]# ls -alh

total 217K

drwxr-xr-x 22 root root 4.0K Jan 9 14:34 .

drwxr-xr-x 22 root root 4.0K Jan 9 14:34 ..

-rw-r--r-- 1 root root 0 Jan 9 14:18 .autofsck

drwxr-xr-x 2 root root 4.0K Jan 8 03:56 bin

drwxr-xr-x 4 root root 1.0K Jan 8 04:00 boot

drwxr-xr-x 9 oracle dba 4.0K Jan 9 14:30 data

drwxr-xr-x 22 root root 116K Jan 9 14:18 dev

drwxr-xr-x 68 root root 8.0K Jan 9 14:18 etc

drwxr-xr-x 6 root root 4.0K Jan 8 05:47 home

drwxr-xr-x 2 root root 4.0K Jan 25 2003 initrd

drwxr-xr-x 11 root root 4.0K Jan 8 03:55 lib

drwx------ 2 root root 16K Jan 8 11:52 lost+found

drwxr-xr-x 2 root root 4.0K Aug 25 2005 misc

drwxr-xr-x 6 root root 4.0K Jan 8 04:00 mnt

lrwxrwxrwx 1 root root 15 Jan 9 14:34 ocfs_data -> /data/ocfs_data

drwxr-xr-x 3 root root 4.0K Jan 8 18:35 opt

dr-xr-xr-x 59 root root 0 Jan 9 14:17 proc

drwxr-x--- 13 root root 4.0K Jan 9 14:00 root

drwxr-xr-x 2 root root 8.0K Jan 8 03:56 sbin

drwxr-xr-x 3 root root 4.0K Jan 8 03:56 tftpboot

drwxrwxrwt 10 root root 4.0K Jan 9 14:18 tmp

drwxr-xr-x 5 oracle dba 4.0K Jan 8 18:11 u01

drwxr-xr-x 16 root root 4.0K Jan 8 03:52 usr

drwxr-xr-x 24 root root 4.0K Jan 8 03:56 var

總結

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