public static boolean isDedicatedAdminVM() {
    return isDedicatedAdminVM;
  }
Is this VM dedicated to administration (like a GUI console or a JMX agent)? If so, then it
creates {@link #ADMIN_ONLY_DM_TYPE} type distribution managers.

@since GemFire 4.0
geode-core/src/main/java/org/apache/geode/distributed/internal/ClusterDistributionManager.java