void HeapStatistics::showObjectStatistics(Heap* heap)
{
dataLogF("\n=== Heap Statistics: ===\n");
dataLogF("size: %ldkB\n", static_cast<long>(heap->m_sizeAfterLastCollect / KB));
dataLogF("capacity: %ldkB\n", static_cast<long>(heap->capacity() / KB));
dataLogF("pause time: %lfms\n\n", heap->m_lastGCLength);
StorageStatistics storageStatistics;
{
HeapIterationScope iterationScope(*heap);
heap->m_objectSpace.forEachLiveCell(iterationScope, storageStatistics);
}
dataLogF("wasted .property storage: %ldkB (%ld%%)\n",
static_cast<long>(
(storageStatistics.storageCapacity() - storageStatistics.storageSize()) / KB),
static_cast<long>(
(storageStatistics.storageCapacity() - storageStatistics.storageSize()) * 100
/ storageStatistics.storageCapacity()));
dataLogF("objects with out-of-line .property storage: %ld (%ld%%)\n",
static_cast<long>(
storageStatistics.objectWithOutOfLineStorageCount()),
static_cast<long>(
storageStatistics.objectWithOutOfLineStorageCount() * 100
/ storageStatistics.objectCount()));
}
void HeapStatistics::dumpObjectStatistics(Heap* heap)
{
dataLogF("\n=== Heap Statistics: ===\n");
dataLogF("size: %ldkB\n", static_cast<long>(heap->m_sizeAfterLastCollect / KB));
dataLogF("capacity: %ldkB\n", static_cast<long>(heap->capacity() / KB));
dataLogF("pause time: %lfs\n\n", heap->m_lastFullGCLength);
StorageStatistics storageStatistics;
{
HeapIterationScope iterationScope(*heap);
heap->m_objectSpace.forEachLiveCell(iterationScope, storageStatistics);
}
long wastedPropertyStorageBytes = 0;
long wastedPropertyStoragePercent = 0;
long objectWithOutOfLineStorageCount = 0;
long objectsWithOutOfLineStoragePercent = 0;
if ((storageStatistics.storageCapacity() > 0) && (storageStatistics.objectCount() > 0)) {
wastedPropertyStorageBytes = static_cast<long>((storageStatistics.storageCapacity() - storageStatistics.storageSize()) / KB);
wastedPropertyStoragePercent = static_cast<long>(
(storageStatistics.storageCapacity() - storageStatistics.storageSize()) * 100 / storageStatistics.storageCapacity());
objectWithOutOfLineStorageCount = static_cast<long>(storageStatistics.objectWithOutOfLineStorageCount());
objectsWithOutOfLineStoragePercent = objectWithOutOfLineStorageCount * 100 / storageStatistics.objectCount();
}
dataLogF("wasted .property storage: %ldkB (%ld%%)\n", wastedPropertyStorageBytes, wastedPropertyStoragePercent);
dataLogF("objects with out-of-line .property storage: %ld (%ld%%)\n", objectWithOutOfLineStorageCount, objectsWithOutOfLineStoragePercent);
}
