--- a/hotspot/src/share/vm/gc/g1/g1DefaultPolicy.cpp	Sun Sep 18 21:10:48 2016 -0400
+++ b/hotspot/src/share/vm/gc/g1/g1DefaultPolicy.cpp	Tue Sep 20 10:27:51 2016 -0400
@@ -66,7 +66,8 @@
   _phase_times(new G1GCPhaseTimes(ParallelGCThreads)),
   _tenuring_threshold(MaxTenuringThreshold),
   _max_survivor_regions(0),
-  _survivors_age_table(true) { }
+  _survivors_age_table(true),
+  _collection_pause_end_millis(os::javaTimeNanos() / NANOSECS_PER_MILLISEC) { }
 
 G1DefaultPolicy::~G1DefaultPolicy() {
   delete _ihop_control;
@@ -575,6 +576,8 @@
 
   record_pause(young_gc_pause_kind(), end_time_sec - pause_time_ms / 1000.0, end_time_sec);
 
+  _collection_pause_end_millis = os::javaTimeNanos() / NANOSECS_PER_MILLISEC;
+
   last_pause_included_initial_mark = collector_state()->during_initial_mark_pause();
   if (last_pause_included_initial_mark) {
     record_concurrent_mark_init_end(0.0);