[Webkit-unassigned] [Bug 37181] REGRESSION: Hangs when doing AJAX update with large amount of data
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Wed Apr 7 12:26:25 PDT 2010
https://bugs.webkit.org/show_bug.cgi?id=37181
Geoffrey Garen <ggaren at apple.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |ggaren at apple.com
--- Comment #2 from Geoffrey Garen <ggaren at apple.com> 2010-04-07 12:26:25 PST ---
~/webkit/JavaScriptCore$ cat /tmp/RealSafari_3191.Ga4mEa.sample.txt
Analysis of sampling RealSafari (pid 3191) every 1 millisecond
Call graph:
7757 Thread_115733 DispatchQueue_1: com.apple.main-thread (serial)
7756 0x102ec77c0
7756 JSC::Interpreter::execute(JSC::EvalExecutable*, JSC::ExecState*,
JSC::JSObject*, int, JSC::ScopeChainNode*, JSC::JSValue*)
7756 0x2a7db4cc31fa
7756 cti_op_put_by_id_generic
7756 WebCore::JSHTMLDivElement::put(JSC::ExecState*,
JSC::Identifier const&, JSC::JSValue, JSC::PutPropertySlot&)
7756 WebCore::JSHTMLElement::put(JSC::ExecState*,
JSC::Identifier const&, JSC::JSValue, JSC::PutPropertySlot&)
7756 WebCore::setJSHTMLElementInnerHTML(JSC::ExecState*,
JSC::JSObject*, JSC::JSValue)
7756 WebCore::HTMLElement::setInnerHTML(WebCore::String
const&, int&)
7756
WebCore::HTMLElement::createContextualFragment(WebCore::String const&,
WebCore::FragmentScriptingPermission)
7756
WebCore::Element::createContextualFragment(WebCore::String const&,
WebCore::FragmentScriptingPermission)
7756
WebCore::parseHTMLDocumentFragment(WebCore::String const&,
WebCore::DocumentFragment*, WebCore::FragmentScriptingPermission)
7756
WebCore::HTMLTokenizer::write(WebCore::SegmentedString const&, bool)
7756
WebCore::HTMLTokenizer::parseTag(WebCore::SegmentedString&,
WebCore::HTMLTokenizer::State)
7756 WebCore::HTMLTokenizer::processToken()
7756
WebCore::HTMLParser::parseToken(WebCore::Token*)
7756
WebCore::Element::setAttributeMap(WTF::PassRefPtr<WebCore::NamedNodeMap>,
WebCore::FragmentScriptingPermission)
7756
WebCore::StyledElement::attributeChanged(WebCore::Attribute*, bool)
7756
WebCore::HTMLAnchorElement::parseMappedAttribute(WebCore::MappedAttribute*)
7756
WebCore::HTMLElement::parseMappedAttribute(WebCore::MappedAttribute*)
7756
WebCore::createAttributeEventListener(WebCore::Node*, WebCore::Attribute*)
7756
WebCore::createWrapper(JSC::ExecState*, WebCore::JSDOMGlobalObject*,
WebCore::Node*)
7756
WebCore::createJSHTMLWrapper(JSC::ExecState*, WebCore::JSDOMGlobalObject*,
WTF::PassRefPtr<WebCore::HTMLElement>)
7756
WebCore::createHTMLAnchorElementWrapper(JSC::ExecState*,
WebCore::JSDOMGlobalObject*, WTF::PassRefPtr<WebCore::HTMLElement>)
7756
JSC::Heap::allocate(unsigned long)
7756 JSC::Heap::reset()
7756
JSC::Heap::markRoots()
7756
JSC::Heap::markStackObjectsConservatively(JSC::MarkStack&)
7756
JSC::Heap::markCurrentThreadConservatively(JSC::MarkStack&)
7756
JSC::Heap::markCurrentThreadConservativelyInternal(JSC::MarkStack&)
7756
JSC::Heap::markConservatively(JSC::MarkStack&, void*, void*)
7650
JSC::MarkStack::markChildren(JSC::JSCell*)
7650
WebCore::JSElement::markChildren(JSC::MarkStack&)
7649
WebCore::JSNode::markChildren(JSC::MarkStack&)
6708
WebCore::markDOMNodeWrapper(JSC::MarkStack&, WebCore::Document*,
WebCore::Node*)
4521
WebCore::markDOMNodeWrapper(JSC::MarkStack&, WebCore::Document*,
WebCore::Node*)
2187
WTF::HashMap<WebCore::Node*, WebCore::JSNode*, WTF::PtrHash<WebCore::Node*>,
WTF::HashTraits<WebCore::Node*>, WTF::HashTraits<WebCore::JSNode*>
>::get(WebCore::Node* const&) const
772
WebCore::Node::traverseNextNode(WebCore::Node const*) const
165
WebCore::JSNode::markChildren(JSC::MarkStack&)
2
WebCore::Node::eventTargetData()
1
WebCore::Node::eventTargetData()
1
WebCore::Node::rareData() const
1
WTF::HashMap<WebCore::Node const*, WebCore::NodeRareData*,
WTF::PtrHash<WebCore::Node const*>, WTF::HashTraits<WebCore::Node const*>,
WTF::HashTraits<WebCore::NodeRareData*> >::get(WebCore::Node const* const&)
const
1
JSC::JSObject::markChildren(JSC::MarkStack&)
1
WebCore::hasCachedDOMNodeWrapperUnchecked(WebCore::Document*, WebCore::Node*)
1
WebCore::markDOMObjectWrapper(JSC::MarkStack&, JSC::JSGlobalData&, void*)
1
WTF::HashMap<void*, WebCore::DOMObject*, WTF::PtrHash<void*>,
WTF::HashTraits<void*>, WTF::HashTraits<WebCore::DOMObject*> >::get(void*
const&) const
106
JSC::Heap::markConservatively(JSC::MarkStack&, void*, void*)
1 0x841f0f
1 JSC::JSArray::~JSArray()
1 0x7bf
1 JSC::MarkStack::markChildren(JSC::JSCell*)
1 WebCore::JSElement::markChildren(JSC::MarkStack&)
7757 Thread_115744 DispatchQueue_2: com.apple.libdispatch-manager
(serial)
7757 start_wqthread
7757 _pthread_wqthread
7757 _dispatch_worker_thread2
7757 _dispatch_queue_invoke
7757 _dispatch_mgr_invoke
7757 kevent
7757 Thread_115747: WebCore: IconDatabase
7757 thread_start
7757 _pthread_start
7757 WebCore::IconDatabase::iconDatabaseSyncThread()
7757 WebCore::IconDatabase::syncThreadMainLoop()
7757 _pthread_cond_wait
7757 __semwait_signal
7757 Thread_115749: Safari: SafeBrowsingManager
7757 thread_start
7757 _pthread_start
7757 0x100025873
7757 0x1000258e3
7757 CFRunLoopRunSpecific
7757 __CFRunLoopRun
7757 mach_msg
7757 mach_msg_trap
7757 Thread_115750: Safari: SnapshotStore
7757 thread_start
7757 _pthread_start
7757 0x100040f81
7757 0x100041101
7757 0x1001a1c21
7757 WTF::ThreadCondition::timedWait(WTF::Mutex&, double)
7757 _pthread_cond_wait
7757 __semwait_signal
7757 Thread_115760
7757 thread_start
7757 _pthread_start
7757 __NSThread__main__
7757 +[NSURLConnection(NSURLConnectionReallyInternal)
_resourceLoadLoop:]
7757 CFRunLoopRunSpecific
7757 __CFRunLoopRun
7757 mach_msg
7757 mach_msg_trap
7757 Thread_115764
7757 thread_start
7757 _pthread_start
7757 __CFSocketManager
7757 select$DARWIN_EXTSN
7756 Thread_115745
7756 start_wqthread
7756 _pthread_wqthread
7756 __workq_kernreturn
1 Thread_115745 DispatchQueue_24: com.apple.CFURLCACHE_work_queue
(serial)
1 start_wqthread
1 _pthread_wqthread
1 _dispatch_worker_thread2
1 _dispatch_queue_invoke
1 _dispatch_queue_drain
1 _dispatch_queue_invoke
1 _dispatch_source_invoke
1 __CFURLCacheCreate_block_invoke_3
1 _CFURLCacheTimerCallback(void*)
1 asl_log
1 asl_vlog
1 _asl_send_level_message
1 notify_get_state
1 _notify_server_get_state
1 mach_msg
1 mach_msg_trap
Total number in stack (recursive counted multiple, when >=5):
5 _pthread_start
5 thread_start
Sort by top of stack, same collapsed (when >= 5):
mach_msg_trap 15515
__semwait_signal 15514
kevent 7757
select$DARWIN_EXTSN 7757
__workq_kernreturn 7756
WebCore::markDOMNodeWrapper(JSC::MarkStack&, WebCore::Document*,
WebCore::Node*) 4521
WTF::HashMap<WebCore::Node*, WebCore::JSNode*,
WTF::PtrHash<WebCore::Node*>, WTF::HashTraits<WebCore::Node*>,
WTF::HashTraits<WebCore::JSNode*> >::get(WebCore::Node* const&) const
2187
WebCore::Node::traverseNextNode(WebCore::Node const*) const 772
WebCore::JSNode::markChildren(JSC::MarkStack&) 165
JSC::Heap::markConservatively(JSC::MarkStack&, void*, void*) 106
~/webkit/JavaScriptCore$
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