private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.vmmigration.v1.VmUtilizationMetrics,
            com.google.cloud.vmmigration.v1.VmUtilizationMetrics.Builder,
            com.google.cloud.vmmigration.v1.VmUtilizationMetricsOrBuilder>
        getUtilizationFieldBuilder() {
      if (utilizationBuilder_ == null) {
        utilizationBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.vmmigration.v1.VmUtilizationMetrics,
                com.google.cloud.vmmigration.v1.VmUtilizationMetrics.Builder,
                com.google.cloud.vmmigration.v1.VmUtilizationMetricsOrBuilder>(
                getUtilization(), getParentForChildren(), isClean());
        utilization_ = null;
      }
      return utilizationBuilder_;
    }
<pre>
Utilization metrics for this VM.
</pre>

<code>.google.cloud.vmmigration.v1.VmUtilizationMetrics utilization = 2;</code>
java-vmmigration/proto-google-cloud-vmmigration-v1/src/main/java/com/google/cloud/vmmigration/v1/VmUtilizationInfo.java