tiup cluster template
Before deploying the cluster, you need to prepare a topology file of the cluster. TiUP has a built-in topology file template, and you can modify this template to create the final topology file. To output the built-in template content, you can use the tiup cluster template
command.
Syntax
tiup cluster template [flags]
If this option is not specified, the output default template contains the following instances:
- 3 PD instances
- 3 TiKV instances
- 1 TiDB instance
- 1 Prometheus instance
- 1 Grafana instance
- 1 Alertmanager instance
Options
--full
- Outputs a detailed topology template that is commented with configurable parameters. To enable this option, add it to the command.
- If this option is not specified, the simple topology template is output by default.
--local
- Outputs a simple topology template for the local cluster, which can be used directly, and the
global
parameter can be adjusted as needed. - This template creates a PD service, a TiDB service, a TiKV service, a monitoring service, and a Grafana service.
--multi-dc
- Outputs the topology template of multiple data centers. To enable this option, add it to the command.
- If this option is not specified, the topology template of a single data center is output by default.
-h, —help
Prints the help information.
Output
Outputs the topology template according to the specified options, which can be redirected to the topology file for deployment.