[Zope] Zope hanging

[Dieter Maurer]

Joachim Schmitz writes:
 > I have serveral Zope-servers running on one machine, Zope-2.3.2 under Linux.
 > One of them hangs from time to time, when it hangs I find the following in the
 > z2.log:
 > 
 > Unhandled exception in thread:
 > Traceback (innermost last):
 >   File "/ZopeVersions/Zope-2.3.2/ZServer/PubCore/ZServerPublisher.py", line 97, in __init__
 >     response._finish()
 >   File "/ZopeVersions/Zope-2.3.2/ZServer/PCGIServer.py", line 407, in _finish
 >     self.stdout.close()
 >   File "/ZopeVersions/Zope-2.3.2/ZServer/PCGIServer.py", line 451, in close
 >     Wakeup()
 >   File "/ZopeVersions/Zope-2.3.2/ZServer/medusa/select_trigger.py", line 74, in pull_trigger
 >     os.write (self.trigger, 'x')
 > OSError: [Errno 32] Broken pipe
"self.trigger" has been closed. Therefore, writing to it raises
the "Broken pipe" exception....

I do not know, what "self.trigger" should be.
Maybe, you find some documentation/explanation in "meduse.select_triffer".


Dieter