*** old/src/share/vm/gc_interface/collectedHeap.cpp	Tue Feb 14 12:24:14 2012
--- new/src/share/vm/gc_interface/collectedHeap.cpp	Tue Feb 14 12:24:13 2012

*** 60,80 ****
--- 60,80 ----
  void GCHeapLog::log_heap(bool before) {
    if (!should_log()) {
      return;
    }
  
!   jlong timestamp = os::javaTimeNanos() / NANOSECS_PER_MILLISEC;
!   double timestamp = fetch_timestamp();
    MutexLockerEx ml(&_mutex, Mutex::_no_safepoint_check_flag);
    int index = compute_log_index();
    _records[index].thread = NULL; // Its the GC thread so it's not that interesting.
    _records[index].timestamp = timestamp;
    _records[index].data.is_before = before;
    stringStream st(_records[index].data.buffer(), _records[index].data.size());
    if (before) {
!     Universe::print_heap_before_gc(&st, true);
    } else {
!     Universe::print_heap_after_gc(&st, true);
    }
  }
  
  // Memory state functions.