1. The pre-configuration
aliyun Mirror address https://cr.console.aliyun.com/cn-hangzhou/instances/mirrors
Acceleration address : https: //lvb4p7mn.mirror.aliyuncs.com
For users Docker client version 1.10.0 of greater than
You can modify /etc/docker/daemon.json to use the accelerator daemon configuration file
we /etc/docker/daemon.json
{
"registry-mirrors": ["https://lvb4p7mn.mirror.aliyuncs.com"]
}
systemctl daemon-reload
systemctl restart docker
2.docker operation supplement
Installation image
docker pull alpine
Search Mirror
docker search nginx
Download the official image
docker pull nginx
View Mirror
docker images
Export Mirror
docker save nginx > /tmp/nginx.tar.gz
tar xf nginx.tar.gz
cat manifest.json find config field to find a mirrored configuration information
Import image
docker load < /tmp/doc/nginx.tar.gz
docker images
docker directory
/var/lib/docker/
Mirrored storage
/var/lib/docker/image/overlay2/imagedb/content/sha256
Replace the storage directory
we /usr/lib/systemd/system/docker.service
--graph=/opt/docker
Modify dns
cat /etc/resolv.conf
Modify command mirror configuration
docker daemon --help
Boot image
run = create + start
docker run -it docker.io/nginx sh
-i input
- t Terminal
sh Run
docker ps to see running container
ctrl + p + q exit interactive terminal does not close the container running at
yum reinstall httpd -y 重装
docker ps -a to view all containers
Delete container
docker rm -f dc 7f 11b
parameter
docker run -it --rm --name mynginx docker.io/nginx
--rm container automatically deleted after stop
docker run -it -d --name nginx_web docker.io/nginx sh
-d container running in the background (daemon daemon)
docker run -it -d --name nginx_web docker.io/nginx
nginx container default execution
nginx -g 'daemon ... open web services
docker logs -f nginx_web1 view a container log (-f and tail -f the same effect)
View Container Details
docker inspect mynginx
Into the container
docker attach mynginx
docker exec -it a4 bash recommend this
exec execution parameters
bash bash open command process
This mode exit window of the container will not quit