端口 rpcinfo netstat


```bash
systemctl start httpd.service #启动服务
systemctl restart httpd.service #重启服务
systemctl stop httpd.service #停止服务
systemctl reload httpd.service #重载服务
systemctl status httpd.service #检查服务状态

###开机启动或禁用服务
systemctl enable mysql.service #设置服务开机自启动
systemctl disable mysql.service #禁止服务开机自启动
```

systemctl


```bash
find / -name file1 #从/开始查找文件和目录
find / -user user1 #查找user1的文件和目录
find /home/user1 -name *.bin #在目录/home/user1中查找.bin文件
```

find

`hostnamectl set-hostname controller`设置主机名为controller



修改主机名

安装dtk开发环境

```bash

sudo apt-get install libdtkwidget-dev libdtkcore-dev dh-make git -y
sudo apt-get install libdframeworkdbus-dev -y
```

拉下demo

```bash
git clone https://github.com/pp710680429/DtkDemo.git

```

补齐安装

```bash
sudo apt-get install libdtkwidget-dev libdtkcore-dev dh-make
sudo apt-get install libdframeworkdbus-dev libqrencode-dev libzbar-dev libdtkwm-dev libdtkcore-bin  libqtshadowsocks-dev fakeroot
```

https://blog.csdn.net/weixin_42359214/article/details/106155189