[Zope] Weird hangs on zope/plone.

[Peter Bengtsson]

Are you using any SQL connections or anything like that inside the Zope?

Samuel Abreu de Paula wrote:
> Hi, i recently installed a plone site, but its acting weird!
> 
> All start 2 weeks ago when i set this new site in production, on
> wednesday, and in thursday at beggining of the morning the instance
> just stop response.
> 
> I restart the service, reboot the system and nothing bring back the
> instance, but suddenly back to normal. This happen on friday too, i
> find something about the livesearch_reply (some stuff from plone) that
> maybe its the cause of the problem, i "fix it" and the problem dont
> ocurr on weekend, but the same thing happened on monday, tuesday and
> wednesday again!
> 
> I set the number of threads:
>     zserver-threads 25
> I set:
>     pool-size 27
> on <zodb_db main>
> 
> 
> and the problem was gone from last wednesday untill today, this
> morning the problem back, i search my entire logs for something that
> could help but i cant find nothing...
> 
> The weirdest thing is yesterday i setup a second machine, with
> identical OS and zope/python version, and run the same site, for
> change machine purpose, but this morning both of machine was lock, i
> cant access zope in any of them. I look for any kind of cron job or
> something like that on operating system (RHEL 5) and didn't find
> nothing.
> 
> Anyone have any idea where is the problem? Theres something like cron
> jobs inside zope/plone itself?
> 
> How can i run some kind of debug on zope (debug-mode on dont log
> anything more) to check this next time happen?
> 
> Thanks for the attention.
> 
> 
> Some info:
> 
> OS: RHEL 5
> Plone 2.5.1
> 
> # Zope version: (Zope 2.9.8-final, python 2.4.3, linux2)
> # Python version: 2.4.3 (#1, Dec 11 2006, 11:38:52) [GCC 4.1.1
> 20061130 (Red Hat 4.1.1-43)]
> # System Platform: linux2
> # SOFTWARE_HOME: /opt/zope/zope-2.9.8/lib/python
> # INSTANCE_HOME: /opt/zope/portal
> # CLIENT_HOME: /opt/zope/portal/var
> # Process ID: 3570 (-1223578736)
> # Running for: 44 min 36 sec
> # sys.path:
>   /opt/zope/portal/lib/python
>   /opt/zope/portal/lib/python
>   /opt/zope/zope-2.9.8/lib/python/Zope2/Startup
>   /opt/zope/portal/Products/ATContentTypes/thirdparty
>   /opt/zope/zope-2.9.8/lib/python
>   /opt/zope/portal/bin
>   /usr/lib/python24.zip
>   /usr/lib/python2.4
>   /usr/lib/python2.4/plat-linux2
>   /usr/lib/python2.4/lib-tk
>   /usr/lib/python2.4/lib-dynload
>   /usr/lib/python2.4/site-packages
>   /usr/lib/python2.4/site-packages/Numeric
>   /usr/lib/python2.4/site-packages/PIL
>   /usr/lib/python2.4/site-packages/gtk-2.0
>   /opt/zope/portal/Products/TextIndexNG2
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-- 
Peter Bengtsson,
work www.fry-it.com
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