jdk/src/jdk.jcmd/share/classes/module-info.java

*** 21,29 ****
--- 21,36 ----
   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
   * or visit www.oracle.com if you need additional information or have any
   * questions.
   */
  
+ /**
+  * Defines tools for diagnostics and troubleshooting a JVM, 
+  * including the jcmd, jps, jstat and other diagnostics tools.
+  *
+  * @moduleGraph
+  * @since 9
+  */
  module jdk.jcmd {
      requires jdk.attach;
      requires jdk.internal.jvmstat;
  }