--- old/src/hotspot/share/gc/g1/g1CollectedHeap.cpp 2020-08-07 13:15:47.769855489 +0200 +++ new/src/hotspot/share/gc/g1/g1CollectedHeap.cpp 2020-08-07 13:15:47.637853388 +0200 @@ -2001,7 +2001,8 @@ _old_marking_cycles_completed += 1; if (whole_heap_examined) { - next_whole_heap_examined(); + // Signal that we have completed a visit to all live objects. + record_whole_heap_examined_timestamp(); } // We need to clear the "in_progress" flag in the CM thread before