docker swarm update
Description
Update the swarm
Usage
docker swarm update [OPTIONS]
Options
| Name, shorthand | Default | Description |
|---|---|---|
--autolock | false | Change manager autolocking setting (true|false) |
--cert-expiry | 2160h0m0s | Validity period for node certificates (ns|us|ms|s|m|h) |
--dispatcher-heartbeat | 5s | Dispatcher heartbeat period (ns|us|ms|s|m|h) |
--external-ca | Specifications of one or more certificate signing endpoints | |
--max-snapshots | 0 | Number of additional Raft snapshots to retain |
--snapshot-interval | 10000 | Number of log entries between Raft snapshots |
--task-history-limit | 5 | Task history retention limit |
Parent command
| Command | Description |
|---|---|
| docker swarm | Manage Swarm |
Related commands
| Command | Description |
|---|---|
| docker swarm init | Initialize a swarm |
| docker swarm join | Join a swarm as a node and/or manager |
| docker swarm join-token | Manage join tokens |
| docker swarm leave | Leave the swarm |
| docker swarm unlock | Unlock swarm |
| docker swarm unlock-key | Manage the unlock key |
| docker swarm update | Update the swarm |
Extended description
Updates a swarm with new parameter values. This command must target a manager node.
Examples
$ docker swarm update --cert-expiry 720h
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https://docs.docker.com/v1.13/engine/reference/commandline/swarm_update/