# ecs task-def command reference The `ecs task-def` command prints a task definition to be added to an ECS cluster to run the Postman Insights Agent as a daemon in host-networking mode on every EC2 instance in the cluster. For help, use `-h` or `--help`. ## Usage ```bash postman-insights-agent ecs task-def [flags] ``` ## Flags * `--cluster string` - The name or ARN of the ECS cluster. * `--dry-run` - Perform a dry run: Show what will be done, but don't change ECS. * `--log-format string` - Set to `color`, `plain`, or `json` to control the log format. * `--profile string` - Which of the AWS profiles to use to access ECS. * `--project string` - The Postman Insights project ID. * `--proxy string` - The domain name, IP address, or URL of an HTTP proxy server to use. * `--region string` - The AWS region in which the ECS cluster resides. * `--service string` - The name or ARN of the ECS service. * `--task string` - The name of the ECS task definition to change.