Linux硬链接和软链接（符号链接）

硬链接与软连接 ：https://blog.csdn.net/u013777351/article/details/50557260

索引节点：https://blog.csdn.net/jesseyoung/article/details/42524813

硬链接：

[root@VM_0_11_centos zuo]# vi .txt
[root@VM_0_11_centos zuo]# ls
.txt  Scrapy
[root@VM_0_11_centos zuo]# cp -l .txt .txt
[root@VM_0_11_centos zuo]# ls -li
total
 -rw-r--r--  root root    May  : .txt
 -rw-r--r--  root root    May  : .txt
 drwxr-xr-x  root root  May  : Scrapy
[root@VM_0_11_centos zuo]# vim .txt
[root@VM_0_11_centos zuo]# more .txt
hello,world!
welcome back!

[root@VM_0_11_centos zuo]# ln .txt .txt
[root@VM_0_11_centos zuo]# ls -li
total
 -rw-r--r--  root root    May  : .txt
 -rw-r--r--  root root    May  : .txt
 -rw-r--r--  root root    May  : .txt
 drwxr-xr-x  root root  May  : Scrapy

软连接：

[root@VM_0_11_centos zuo]# vi .txt
[root@VM_0_11_centos zuo]# cp -s .txt .txt
[root@VM_0_11_centos zuo]# ln -s .txt .txt
[root@VM_0_11_centos zuo]# ls -li
total
 lrwxrwxrwx  root root     May  : .txt -> .txt
 lrwxrwxrwx  root root     May  : .txt -> .txt
 -rw-r--r--  root root    May  : .txt
 drwxr-xr-x  root root  May  : Scrapy

[root@VM_0_11_centos zuo]# rm -f .txt
[root@VM_0_11_centos zuo]# ls -li
total
 lrwxrwxrwx  root root     May  : .txt -> .txt
 -rw-r--r--  root root    May  : .txt
 drwxr-xr-x  root root  May  : Scrapy
[root@VM_0_11_centos zuo]# rm -f .txt
[root@VM_0_11_centos zuo]# ls -li
total
 lrwxrwxrwx  root root     May  : .txt -> .txt # 1.txt 红色字体，闪动
 drwxr-xr-x  root root  May  : Scrapy