## 基本操作 cd / pwd / ls ``` cd /etc/sysconfig/network-scripts pwd ls -al cd ~/ pwd ``` mkdir / cp / mv ``` mkdir -p /backup/20190816 cp -ar /data/ /backup/20190816 mkdir /backup/archive mv /backup/20190816 /backup/archive # mv可以修改文件名稱 mv file file_new_name ``` chmod / chown ``` chmod -R 775 folder01 find top_folder -type d -exec chmod 755 {} \; find top_folder -type f -exec chmod 644 {} \; chmod u+x auto.sh chown -Rh user01:user01 folder01 ``` ## 查找文件 find ``` find /etc -name "*tab" ``` ln ``` yum install httpd -y find /etc -name "httpd.conf" /etc/httpd/conf/httpd.conf ln /etc/httpd/conf/httpd.conf httpd.conf.hard_link ln -s /etc/httpd/conf/httpd.conf httpd.conf.symbolic_link ls -li httpd* 67192423 -rw-r--r--. 2 root root 11753 Jul 29 23:15 httpd.conf.hard_link 100663400 lrwxrwxrwx. 1 root root 26 Aug 19 18:30 httpd.conf.symbolic_link -> /etc/httpd/conf/httpd.conf ``` find -inum ``` find / -inum "67192423" /etc/httpd/conf/httpd.conf /root/httpd.conf.hard_link ``` lsof ``` # 查找哪里打開file01 lsof | grep file01 ```