--- a/src/hotspot/share/gc/cms/parNewGeneration.cpp	Tue Feb 12 09:58:27 2019 +0100
+++ b/src/hotspot/share/gc/cms/parNewGeneration.cpp	Tue Feb 12 08:56:03 2019 +0900
@@ -624,7 +624,7 @@
 }
 
 ParNewGeneration::ParNewGeneration(ReservedSpace rs, size_t initial_byte_size)
-  : DefNewGeneration(rs, initial_byte_size, "PCopy"),
+  : DefNewGeneration(rs, initial_byte_size, "CMS young collection pauses"),
   _plab_stats("Young", YoungPLABSize, PLABWeight),
   _overflow_list(NULL),
   _is_alive_closure(this)