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‎tutorials/btp-cf-deploy-mta/btp-cf-deploy-mta.md‎

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Operation ID: <MTA_OPERATION_ID>
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Deploying in org "deploy-service" and space "<SPACE>"
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Detected MTA schema version: "3"
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No deployed MTA detected - this is initial deployment
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No deployed MTA detected - this is initial deployment of MTA with ID "app"
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Detected new MTA version: "1.0.0"
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Processing service "my-first-app-service"...
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Creating service "my-first-app-service" from MTA resource "my-first-app-service"...
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Process finished.
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Use "cf dmol -i <MTA_OPERATION_ID>" to download the logs of the process.
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```
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><MTA_OPERATION_ID> is a unique identifier for each MTA operation. It can be later used for troubleshooting.
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In the output example above, the `application my-first-app` is deployed and started. A service called `my-first-app-service` is also created and is bound to the application. Credentials are provisioned for the service instance and delivered to the application runtime in the `VCAP_SERVICES` environment variable.
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>The example above shows the deployment from a directory where the MTA deployment descriptor is available.
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my-first-app-service application-logs lite my-first-app create succeeded
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```
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All CF entities above compose the MTA with ID “app”. It can be displayed with the command:
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```Console Command
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cf mta app
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Showing health and status for multi-target app app in org <ORG> / space <SPACE> as <USER>...
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OK
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Version: 1.0.0
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Namespace:
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Apps:
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name requested state instances memory disk urls
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my-first-app STARTED 1/1 10.9M 5.2M <ORG>-<SPACE>-my-first-app.<DEFAULT_DOMAIN>
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Services:
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name service plan bound apps last operation
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my-first-app-service application-logs lite my-first-app create succeeded
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```
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### Create an extension descriptor
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Extension descriptors are files complementary to the main deployment descriptor that provide additional data. They have a file extension `.mtaext` and are external to the MTA archive `.mtar`. They are used to provide deployment specific information, for example, credentials to external services.
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1. Copy the example below to an `app-2-instances.mtaext` file:

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