背景说明

# docker-compose scale user=2 order=2

解决方案

帮助命令

  1. [root@vm1 ~]# docker-compose help
  2. Define and run multi-container applications with Docker.
  4. Usage:
  5.   docker-compose [-f <arg>...] [options] [COMMAND] [ARGS...]
  6.   docker-compose -h|--help
  8. Options:
  9.   -f, --file FILE             Specify an alternate compose file (default: docker-compose.yml)
  10.   -p, --project-name NAME     Specify an alternate project name (default: directory name)
  11.   --verbose                   Show more output
  12.   --no-ansi                   Do not print ANSI control characters
  13.   -v, --version               Print version and exit
  14.   -H, --host HOST             Daemon socket to connect to
  16.   --tls                       Use TLS; implied by --tlsverify
  17.   --tlscacert CA_PATH         Trust certs signed only by this CA
  18.   --tlscert CLIENT_CERT_PATH  Path to TLS certificate file
  19.   --tlskey TLS_KEY_PATH       Path to TLS key file
  20.   --tlsverify                 Use TLS and verify the remote
  21.   --skip-hostname-check       Don't check the daemon's hostname against the name specified
  22.                               in the client certificate (for example if your docker host
  23.                               is an IP address)
  24.   --project-directory PATH    Specify an alternate working directory
  25.                               (default: the path of the Compose file)
  27. Commands:
  28.   build              Build or rebuild services
  29.   bundle             Generate a Docker bundle from the Compose file
  30.   config             Validate and view the Compose file
  31.   create             Create services
  32.   down               Stop and remove containers, networks, images, and volumes
  33.   events             Receive real time events from containers
  34.   exec               Execute a command in a running container
  35.   help               Get help on a command
  36.   images             List images
  37.   kill               Kill containers
  38.   logs               View output from containers
  39.   pause              Pause services
  40.   port               Print the public port for a port binding
  41.   ps                 List containers
  42.   pull               Pull service images
  43.   push               Push service images
  44.   restart            Restart services
  45.   rm                 Remove stopped containers
  46.   run                Run a one-off command
  47.   scale              Set number of containers for a service
  48.   start              Start services
  49.   stop               Stop services
  50.   top                Display the running processes
  51.   unpause            Unpause services
  52.   up                 Create and start containers
  53.   version            Show the Docker-Compose version information
  54. [root@vm1 ~]#

版本查看

  1. [root@vm1 ~]# docker-compose version
  2. docker-compose version 1.18.0, build 8dd22a9
  3. docker-py version: 2.6.1
  4. CPython version: 3.6.8
  5. OpenSSL version: OpenSSL 1.0.2k-fips  26 Jan 2017
  6. [root@vm1 ~]#