The swarm
command runs a Swarm container on a Docker Engine host and performs the task specified by the required subcommand, COMMAND
.
Use swarm
with the following syntax:
$ docker run swarm [OPTIONS] COMMAND [arg...]
For example, you use swarm
with the manage
subcommand to create a Swarm manager in a high-availability cluster with other managers:
$ docker run -d -p 4000:4000 swarm manage -H :4000 --replication --advertise 172.30.0.161:4000 consul://172.30.0.165:8500
The swarm
command has the following options:
--debug
— Enable debug mode. Display messages that you can use to debug a Swarm node. For example:
time=”2016-02-17T17:57:40Z” level=fatal msg=”discovery required to join a cluster. See ‘swarm join –help’.”
The environment variable for this option is [$DEBUG]
.--log-level "<value>"
or -l "<value>"
— Set the log level. Where <value>
is: debug
, info
, warn
, error
, fatal
, or panic
. The default value is info
.--experimental
— Enable experimental features.--help
or -h
— Display help.--version
or -v
— Display the version. For example:
$ docker run swarm –version
swarm version 1.1.0 (a0fd82b)The swarm
command has the following subcommands: