--- old/src/java.management/share/classes/sun/management/ManagementFactoryHelper.java	2018-08-20 11:53:46.957454123 +0100
+++ new/src/java.management/share/classes/sun/management/ManagementFactoryHelper.java	2018-08-20 11:53:46.657453229 +0100
@@ -345,6 +345,8 @@
                 .getDirectBufferPool()));
             bufferPools.add(createBufferPoolMXBean(sun.nio.ch.FileChannelImpl
                 .getMappedBufferPool()));
+            bufferPools.add(createBufferPoolMXBean(sun.nio.ch.FileChannelImpl
+                .getPersistentMappedBufferPool()));
         }
         return bufferPools;
     }