On Fri, Mar 26, 2010 at 12:44 PM, Benjamin Poulain < [email protected]> wrote:
> ext İsmail Dönmez wrote: > >> Turns out that my extreme CPU usage was due to excessive timer usage. Such >> a bug is reported at https://bugs.webkit.org/show_bug.cgi?id=24913 but I >> am on WinCE where there is no plugins and the page I am experiencing the CPU >> usage is http://en.m.wikipedia.org/wiki?search=dinasour . >> >> Did anyone experience a similar problem? >> > > This seems unrelated to 24913. > Flash is known to trigger excessive timers, this is probably the cause of > 24913. In your case, could you debug WebKit to search what is instantiating > the timers? > Trace goes like this: qtwebkit4.dll!WebCore::Loader::servePendingRequests(WebCore::Loader::Priority minimumPriority = 1) Line: 189, Byte Offsets: 0x1a0 C++ qtwebkit4.dll!WebCore::Timer<WebCore::Loader>::fired(void) Line: 98, Byte Offsets: 0x14 C++ qtwebkit4.dll!WebCore::ThreadTimers::sharedTimerFiredInternal(void) Line: 115, Byte Offsets: 0x114 C++ qtwebkit4.dll!WebCore::SharedTimerQt::timerEvent(QTimerEvent* ev = 0x00000001) Line: 106, Byte Offsets: 0x3c C++ qtcore4.dll!QObject::event(QEvent* e = 0x00000001) Line: 1276, Byte Offsets: 0x33c C++ qtgui4.dll!QApplicationPrivate::notify_helper(QObject* receiver = 0x00000001, QEvent* e = 0x00000019) Line: 4303, Byte Offsets: 0x8c C++ qtgui4.dll!QApplication::notify(QObject* receiver = 0x00000001, QEvent* e = 0x00000019) Line: 4262, Byte Offsets: 0xec8 C++ qtcore4.dll!QCoreApplication::notifyInternal(QObject* receiver = 0x00000001, QEvent* event = 0x00000019) Line: 717, Byte Offsets: 0x74 C++ qtcore4.dll!QEventDispatcherWin32::event(QEvent* e = 0x00000001) Line: 1109, Byte Offsets: 0x88 C++ qtgui4.dll!QApplicationPrivate::notify_helper(QObject* receiver = 0x00000001, QEvent* e = 0x00000019) Line: 4303, Byte Offsets: 0x8c C++ qtgui4.dll!QApplication::notify(QObject* receiver = 0x00000001, QEvent* e = 0x00000019) Line: 4262, Byte Offsets: 0xec8 C++ qtcore4.dll!QCoreApplication::notifyInternal(QObject* receiver = 0x00000001, QEvent* event = 0x00000019) Line: 717, Byte Offsets: 0x74 C++ qtcore4.dll!QCoreApplicationPrivate::sendPostedEvents(QObject* receiver = 0x7fffffc0, int event_type = 1, QThreadData* data = 0x00000019) Line: 1361, Byte Offsets: 0x244 C++ qtcore4.dll!qt_internal_proc(HWND__* hwnd = 0x7fffffc0, unsigned int message = 1, unsigned int wp = 25, long int lp = 63) Line: 492, Byte Offsets: 0x1e0 C++ 0x03f85c04 Thanks!
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