src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp

*** 1164,1173 ****
--- 1164,1174 ----
    gc_tracer->report_gc_start(gc_cause(), gc_timer->gc_start());
  
    SvcGCMarker sgcm(SvcGCMarker::FULL);
    ResourceMark rm;
  
+   G1Log::update_level();
    print_heap_before_gc();
    trace_heap_before_gc(gc_tracer);
  
    size_t metadata_prev_used = MetaspaceAux::used_bytes();
  
*** 3646,3655 ****
--- 3647,3657 ----
    _gc_tracer_stw->report_gc_start(gc_cause(), _gc_timer_stw->gc_start());
  
    SvcGCMarker sgcm(SvcGCMarker::MINOR);
    ResourceMark rm;
  
+   G1Log::update_level();
    print_heap_before_gc();
    trace_heap_before_gc(_gc_tracer_stw);
  
    verify_region_sets_optional();
    verify_dirty_young_regions();