src/share/vm/runtime/timer.cpp

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rev 3856 : 8004170: G1: Verbose GC output is not getting flushed to log file using JDK 8
Summary: Add flushes to G1CollectedHeap::log_gc_footer() and TraceCPUTime destructor.
Reviewed-by:
*** 211,217 ****
--- 211,218 ----
        _logfile->print("[Error in TraceCPUTime]");
      }
      if (_print_cr) {
        _logfile->print_cr("");
      }
+     _logfile->flush();
    }
  }