diff options
Diffstat (limited to 'Source/JavaScriptCore/heap')
| -rw-r--r-- | Source/JavaScriptCore/heap/HeapStatistics.cpp | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/Source/JavaScriptCore/heap/HeapStatistics.cpp b/Source/JavaScriptCore/heap/HeapStatistics.cpp index 55e3e9d9d..b63c316ce 100644 --- a/Source/JavaScriptCore/heap/HeapStatistics.cpp +++ b/Source/JavaScriptCore/heap/HeapStatistics.cpp @@ -232,22 +232,23 @@ 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); + dataLogF("pause time: %lfs\n\n", heap->m_lastGCLength); StorageStatistics storageStatistics; heap->m_objectSpace.forEachLiveCell(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())); + 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); } } // namespace JSC |