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Docker run command

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docker run: to create a new container and run a command

grammar 

docker run [OPTIONS] IMAGE [COMMAND] [ARG...]

OPTIONS Description:

  • -a stdin: standard input output Optional STDIN / STDOUT / STDERR three;

  • -d: background container and return the container ID;

  • -i: Run vessel in interactive mode, usually used in conjunction with -t;

  • -t: a pseudo reallocate container terminal input, typically used in conjunction with -i;

  • --name = "nginx-lb": specify a name for the container;

  • --dns 8.8.8.8: DNS server to use the specified container, the default host and consistent;

  • --dns-search example.com: container specified DNS search domain name, the default host and consistent;

  • -h "mars": hostname specified container;

  • -e username = "ritchie": set environment variables;

  • --env-file = []: reads environment variables from the specified file;

  • --cpuset = "0-2" or --cpuset = "0,1,2": binding container to the specified CPU is running;

  • -m: Setting the maximum memory use containers;

  • --net = "bridge": the network connection type specified container, support for bridge / host / none / container: Four types;

  • --link = []: add a link to another vessel;

  • --expose = []: open a port or a group of ports;

Examples

Use docker mirror nginx: After the latest station mode starts a container, and the container is named mynginx. 

docker run --name mynginx -d nginx:latest

Mirroring nginx: After the latest station mode starts a container, the container port and 80 maps to the host random port. 

docker run -P -d nginx:latest

Mirroring nginx: After the latest station mode starts a container, the container will map port 80 to port 80 of the host, the host directory / data mapped to the container / data. 

docker run -p 80:80 -v /data:/data -d nginx:latest

Mirroring nginx: latest in interactive mode to start a container, Executive / bin / bash command within the container. 

w3big@w3big:~$ docker run -it nginx:latest /bin/bash
root@b8573233d675:/#

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