public int getLabelsCount() {
      return internalGetLabels().getMap().size();
    }
<pre>
The health status of the TPU node.
</pre>

<code>.google.cloud.tpu.v1.Node.Health health = 22;</code>

@return This builder for chaining.
java-tpu/proto-google-cloud-tpu-v1/src/main/java/com/google/cloud/tpu/v1/Node.java