186727 2018-06-16 12:23:01 -0700 AtomicStringTable wastes 700KB of HashTable capacity on cnn.com 2018-06-16 12:23:18 -0700 1 1 1 Unclassified WebKit WebKit Misc. WebKit Nightly Build Unspecified Unspecified NEW InRadar P2 Normal --- 1 simon.fraser webkit-unassigned darin simon.fraser webkit-bug-importer oldest_to_newest 1433769 0 simon.fraser 2018-06-16 12:23:01 -0700 Using tooling from bug 186698, loading can and running "notifyutil -p com.apple.WebKit.dumpHashTableCapacity" shows: Wasted capacity: 695712 bytes (used 352864 of 1048576 bytes, utilization: 33.65%) - 1 allocations 1 0x1152d2755 WTF::HashTable<WTF::StringImpl*, WTF::StringImpl*, WTF::IdentityExtractor, WTF::StringHash, WTF::HashTraits<WTF::StringImpl*>, WTF::HashTraits<WTF::StringImpl*> >::HashTable() 2 0x1152d2735 WTF::HashSet<WTF::StringImpl*, WTF::StringHash, WTF::HashTraits<WTF::StringImpl*> >::HashSet() 3 0x1152d2715 WTF::HashSet<WTF::StringImpl*, WTF::StringHash, WTF::HashTraits<WTF::StringImpl*> >::HashSet() 4 0x1152d26f5 WTF::AtomicStringTable::AtomicStringTable() 5 0x1152d2625 WTF::AtomicStringTable::AtomicStringTable() 6 0x1152d2588 WTF::Thread::Thread() 7 0x1152d1655 WTF::Thread::Thread() 8 0x1152d7102 WTF::Thread::initializeCurrentTLS() 1433770 1 webkit-bug-importer 2018-06-16 12:23:18 -0700 <rdar://problem/41189098>