[Zope] ZServer warnings

[Allen Schmidt]

RH7.2
Python2.3.3
Zope2.7.2 and ZEO
(sorry for the length)

>From event.log:

2005-03-23T09:05:26 ERROR(200) ZServer uncaptured python exception, closing channel <ZServer.HTTPServer.zhttp_channel connected 206.112.73.106:42396 at 0x4421566c channel#: 95 requests:> (socket.error:(104, 'Connection reset by peer') [/usr/local/lib/python2.3/asynchat.py|initiate_send|218] [/var/www/zope/zope272c1/lib/python/ZServer/medusa/http_server.py|send|417] [/usr/local/lib/python2.3/asyncore.py|send|337])
[root at sws003 log]# tail -n100 event.log
------
2005-03-23T09:16:20 PROBLEM(100) ZServer warning: server accept() threw an exception
------
2005-03-23T09:16:20 PROBLEM(100) ZServer warning: server accept() threw an exception
------
2005-03-23T09:16:20 PROBLEM(100) ZServer warning: server accept() threw an exception
------
2005-03-23T09:16:20 PROBLEM(100) ZServer warning: server accept() threw an exception
...
...
...





DeadLockDebugger shows this in several threads calling normal methods or images:

 File "/var/www/zope/zope272c1/lib/python/ZServer/PubCore/ZServerPublisher.py", line 23, in __init__
   response=response)
 File "/var/www/zope/zope272c1/lib/python/ZPublisher/Publish.py", line 389, in publish_module
   environ, debug, request, response)
 File "/var/www/zope/zope272c1/lib/python/ZPublisher/Publish.py", line 180, in publish_module_standard
   response = publish(request, module_name, after_list, debug=debug)
 File "/var/www/zope/zope272c1/lib/python/ZPublisher/Publish.py", line 131, in publish
   sys.exc_info()[2],
 File "/var/www/zope/zope272c1/lib/python/Zope/App/startup.py", line 179, in zpublisher_exception_hook
   published=app.__bobo_traverse__(REQUEST).__of__(
 File "/var/www/zope/zope272c1/lib/python/ZODB/ZApplication.py", line 48, in __bobo_traverse__
   conn=db.open(version)
 File "/var/www/zope/zope272c1/lib/python/ZODB/DB.py", line 493, in open
   force, waitflag)
 File "/var/www/zope/zope272c1/lib/python/ZODB/DB.py", line 493, in open
   force, waitflag)
...
...
...
several hundred lines later...

 File "/var/www/zope/zope272c1/lib/python/ZODB/DB.py", line 493, in open
   force, waitflag)
 File "/var/www/zope/zope272c1/lib/python/ZODB/DB.py", line 465, in open
   pool_lock.acquire()




Then this in another DeadLockDebugger thread:
(included because it refers to asyncore.py at the end)


Thread 2050 (GET /VirtualHostBase/http/www.fredericksburg.com:80//VirtualHostRoot/flshome/):
 File "/var/www/zope/zope272c2/lib/python/ZServer/PubCore/ZServerPublisher.py", line 23, in __init__
   response=response)
 File "/var/www/zope/zope272c2/lib/python/ZPublisher/Publish.py", line 389, in publish_module
   environ, debug, request, response)
 File "/var/www/zope/zope272c2/lib/python/ZPublisher/Publish.py", line 180, in publish_module_standard
   response = publish(request, module_name, after_list, debug=debug)
 File "/var/www/zope/zope272c2/lib/python/ZPublisher/Publish.py", line 101, in publish
   request, bind=1)
 File "/var/www/zope/zope272c2/lib/python/ZPublisher/mapply.py", line 88, in mapply
   if debug is not None: return debug(object,args,context)
 File "/var/www/zope/zope272c2/lib/python/ZPublisher/Publish.py", line 39, in call_object
   result=apply(object,args) # Type s to step into published object.
 File "/var/www/zope/zope272c2/lib/python/OFS/DTMLMethod.py", line 130, in __call__
   r=apply(HTML.__call__, (self, client, REQUEST), kw)
 File "/var/www/zope/zope272c2/lib/python/DocumentTemplate/DT_String.py", line 474, in __call__
   try: result = render_blocks(self._v_blocks, md)
 File "/var/www/zope/zope272c2/lib/python/DocumentTemplate/DT_Var.py", line 214, in render
   val = md[name]
 File "/var/www/zope/zope272c2/lib/python/Shared/DC/Scripts/Bindings.py", line 320, in __render_with_namespace__
   return self._bindAndExec((), namevals, namespace)
 File "/var/www/zope/zope272c2/lib/python/Shared/DC/Scripts/Bindings.py", line 343, in _bindAndExec
   return self._exec(bound_data, args, kw)
 File "/var/www/zope/zope272c2/lib/python/Products/PythonScripts/PythonScript.py", line 323, in _exec
   result = f(*args, **kw)
 File "Script (Python)", line 9, in breakingNews
 File "/var/www/zope/zope272c2/lib/python/Products/ZCatalog/ZCatalog.py", line 649, in searchResults
   return self._catalog.searchResults(REQUEST, used, **kw)
 File "/var/www/zope/zope272c2/lib/python/Products/ZCatalog/Catalog.py", line 753, in searchResults
   return self.search(args, sort_index, reverse, sort_limit, _merge)
 File "/var/www/zope/zope272c2/lib/python/Products/ZCatalog/Catalog.py", line 500, in search
   w, rs = weightedIntersection(rs, r)
 File "/var/www/zope/zope272c2/lib/python/ZODB/Connection.py", line 559, in setstate
   p, serial = self._storage.load(oid, self._version)
 File "/var/www/zope/ZOPECLIENT1/lib/python/ZEO/ClientStorage.py", line 749, in load
   p, s, v, pv, sv = self._server.zeoLoad(oid)
 File "/var/www/zope/ZOPECLIENT1/lib/python/ZEO/ServerStub.py", line 82, in zeoLoad
   return self.rpc.call('zeoLoad', oid)
 File "/var/www/zope/ZOPECLIENT1/lib/python/ZEO/zrpc/connection.py", line 367, in call
   r_flags, r_args = self.wait(msgid)
 File "/var/www/zope/ZOPECLIENT1/lib/python/ZEO/zrpc/connection.py", line 474, in wait
   asyncore.poll(delay, self._map)
 File "/usr/local/lib/python2.3/asyncore.py", line 108, in poll
   r, w, e = select.select(r, w, e, timeout)