Docker远程管理：2375
lsof -i:2375
#如果端口未启动
cat /usr/lib/systemd/system/docker.service
#ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock
ExecStart=/usr/bin/dockerd -H tcp://0.0.0.0:2375 -H unix://var/run/docker.sock
#重启docker操作
systemctl daemon-reload
systemctl restart docker
CentOS 8.5服务器上安装RabbitMQ
#远程下载
https://www.rabbitmq.com/install-rpm.html#downloads
wget https://github.com/rabbitmq/rabbitmq-server/releases/download/v3.12.7/rabbitmq-server-3.12.7-1.el8.noarch.rpm
#安装
sudo yum install /path/to/rabbitmq-server-3.12.7-1.el8.noarch.rpm
sudo rabbitmq-plugins enable rabbitmq_management
#配置
echo "loopback_users.guest = false
listeners.tcp.default = 5672" > /etc/rabbitmq/rabbitmq.conf
sudo systemctl start rabbitmq-server
sudo systemctl enable rabbitmq-server
sudo systemctl status rabbitmq-serverpve虚拟机死机重启命令
echo 'rm -f /run/lock/qemu-server/lock-$1.conf
qm unlock $1
qm stop $1
qm start $1
qm status $1' > restart_vm.sh设置centos8.5 操作系统为24小时间显示与+8时区&vi中文乱码
24小时间显示&vi中文乱码
echo 'LANG="zh_CN.UTF-8"
LC_TIME="zh_CN.UTF-8"' > /etc/locale.conf
#或者
echo 'LANG="en_US.UTF-8"
LC_TIME="en_US.UTF-8"' > /etc/locale.conf
#生效
source /etc/locale.conf+8时区
timedatectl set-timezone Asia/Shanghai && systemctl restart systemd-timedated