[Zope] zope hangs

Roman V. Isaev rm@aroma.ru
Mon, 20 Aug 2001 14:11:41 +0400


When zope hangs, -M file stalls too -- no changes after sending GET request. 
But in my nohup.out I found about 40 megs of these errors:

2001-08-20T09:53:57 PROBLEM(100) ZServer warning: server accept() threw an exception
------
2001-08-20T09:53:57 PROBLEM(100) ZServer warning: server accept() threw an exception
------
2001-08-20T09:53:57 PROBLEM(100) ZServer warning: server accept() threw an exception
------
2001-08-20T09:53:57 PROBLEM(100) ZServer warning: server accept() threw an exception

Next step?

On 08/18, Chris McDonough wrote:
> The thing to do here is to turn on "big M" logging (use the -M switch to 
> z2.py)... this details all the transactions between clients and Zope. 
> Then use the "requestprofiler.py" script that ships with Zope 2.4 (in 
> the "utilities" directory) to give you a profile of the big M logs for 
> the right before a hang... do this for a few days to determine if you 
> can spot a pattern to the hangs.
> 
> Roman V. Isaev wrote:
> > 	A glitch :( It happens in zope 2.3.3 (python 1.5.2) and zope 2.4.0 
> > (python 2.1.1) under OpenBSD 2.7. After a day or two of normal work zope 
> > simply stops responding to HTTP requests. When I telnet to 80 port it 
> > connects, but nothing else happens. 
> > 	What to do? How to know where it handgs and why? Is it possible to 
> > attach to zope process and see what's going there?..
> > 
> > 
> 
> 
> -- 
> Chris McDonough                    Zope Corporation
> http://www.zope.org             http://www.zope.com
> "Killing hundreds of birds with thousands of stones"
> 

-- 
 Roman V. Isaev         http://www.aroma.ru         System Administrator