Swarm — A Docker-native clustering system
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
Options
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
, orpanic
. The default value isinfo
. -
--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)
Commands
The swarm
command has the following subcommands:
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