**To cancel a service instance deployment**
The following ``cancel-service-instance-deployment`` example cancels a service instance deployment. ::
aws proton cancel-service-instance-deployment \
--service-instance-name "instance-one" \
--service-name "simple-svc"
Output::
{
"serviceInstance": {
"arn": "arn:aws:proton:region-id:123456789012:service/simple-svc/service-instance/instance-one",
"createdAt": "2021-04-02T21:29:59.962000+00:00",
"deploymentStatus": "CANCELLING",
"environmentName": "simple-env",
"lastDeploymentAttemptedAt": "2021-04-02T21:45:15.406000+00:00",
"lastDeploymentSucceededAt": "2021-04-02T21:38:00.823000+00:00",
"name": "instance-one",
"serviceName": "simple-svc",
"spec": "proton: ServiceSpec\npipeline:\n my_sample_pipeline_optional_input: abc\n my_sample_pipeline_required_input: '123'\ninstances:\n- name: my-instance\n environment: MySimpleEnv\n spec:\n my_sample_service_instance_optional_input: def\n my_sample_service_instance_required_input: '456'\n- name: my-other-instance\n environment: MySimpleEnv\n spec:\n my_sample_service_instance_required_input: '789'\n",
"templateMajorVersion": "1",
"templateMinorVersion": "1",
"templateName": "svc-simple"
}
}
For more information, see `Update a service instance <https://docs.aws.amazon.com/proton/latest/adminguide/ag-svc-instance-update.html>`__ in the *The AWS Proton Administrator Guide* or `Update a service instance <https://docs.aws.amazon.com/proton/latest/userguide/ug-svc-instance-update.html>`__ in the *The AWS Proton User Guide*.