--- a/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/tools/JMap.java	Fri Sep 27 17:50:09 2019 -0700
+++ b/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/tools/JMap.java	Sat Sep 28 12:33:34 2019 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2004, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2004, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -182,9 +182,8 @@
             hgw.write(fileName);
             System.out.println("heap written to " + fileName);
             return true;
-        } catch (IOException | RuntimeException exp) {
-            System.err.println(exp.getMessage());
-            return false;
+        } catch (IOException exp) {
+            throw new RuntimeException(exp);
         }
     }
 
@@ -199,8 +198,7 @@
             System.out.println("heap written to " + fileName);
             return true;
         } catch (IOException exp) {
-            System.err.println(exp.getMessage());
-            return false;
+            throw new RuntimeException(exp);
         }
     }