存储报错 DeadlineExceededError

[alswl]

    2012-07-22 18:11:54.514 /event/sync-location?location=guangzhou 500 8860ms 0kb AppEngine-Google; (+http://code.google.com/appengine)
    I 2012-07-22 18:11:45.657 fetch events from douban url: http://api.douban.com/event/location/guangzhou?type=all&start-index=1&max-results=20&apikey=0a4b03a80958ff351ee10af81c0a
    I 2012-07-22 18:11:49.639 fetch events from douban url: http://api.douban.com/event/location/guangzhou?type=all&start-index=21&max-results=20&apikey=0a4b03a80958ff351ee10af81c0
    E 2012-07-22 18:11:54.514 Traceback (most recent call last):
    E 2012-07-22 18:11:54.514 File "lib/web.py-0.36-py2.5.egg/web/application.py", line 237, in process
    E 2012-07-22 18:11:54.514 return self.handle()
    E 2012-07-22 18:11:54.514 File "lib/web.py-0.36-py2.5.egg/web/application.py", line 228, in handle
    E 2012-07-22 18:11:54.514 return self._delegate(fn, self.fvars, args)
    E 2012-07-22 18:11:54.514 File "lib/web.py-0.36-py2.5.egg/web/application.py", line 409, in _delegate
    E 2012-07-22 18:11:54.514 return handle_class(cls)
    E 2012-07-22 18:11:54.514 File "lib/web.py-0.36-py2.5.egg/web/application.py", line 385, in handle_class
    E 2012-07-22 18:11:54.514 return tocall(*args)
    E 2012-07-22 18:11:54.514 File "/base/data/home/apps/s~dbevent2gc/dev.358575638083398076/controller/sync.py", line 42, in GET
    E 2012-07-22 18:11:54.514 length_update = Dbevent.updateDb(location_id)
    E 2012-07-22 18:11:54.514 File "/base/data/home/apps/s~dbevent2gc/dev.358575638083398076/model/dbevent.py", line 112, in updateDb
    E 2012-07-22 18:11:54.514 start=start)
    E 2012-07-22 18:11:54.514 File "/base/data/home/apps/s~dbevent2gc/dev.358575638083398076/util/doubanapi.py", line 20, in fetchEvent
    E 2012-07-22 18:11:54.514 result = urlfetch.fetch(url)
    E 2012-07-22 18:11:54.514 File "/base/python_runtime/python_lib/versions/1/google/appengine/api/urlfetch.py", line 263, in fetch
    E 2012-07-22 18:11:54.514 return rpc.get_result()
    E 2012-07-22 18:11:54.514 File "/base/python_runtime/python_lib/versions/1/google/appengine/api/apiproxy_stub_map.py", line 604, in get_result
    E 2012-07-22 18:11:54.514 return self.__get_result_hook(self)
    E 2012-07-22 18:11:54.514 File "/base/python_runtime/python_lib/versions/1/google/appengine/api/urlfetch.py", line 371, in _get_fetch_result
    E 2012-07-22 18:11:54.514 raise DeadlineExceededError(str(err))
    E 2012-07-22 18:11:54.514 DeadlineExceededError: ApplicationError: 5
    E 2012-07-22 18:11:54.514