@java.lang.Override
  public final boolean isInitialized() {
    byte isInitialized = memoizedIsInitialized;
    if (isInitialized == 1) return true;
    if (isInitialized == 0) return false;

    memoizedIsInitialized = 1;
    return true;
  }
<pre>
The target resource utilization in percentage (1% - 100%) for the given
metric; once the real usage deviates from the target by a certain
percentage, the machine replicas change. The default value is 60
(representing 60%) if not provided.
</pre>

<code>int32 target = 2;</code>

@return The target.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/AutoscalingMetricSpec.java