[pylucene-dev] Re: PyLucene: problems with Document.fields() and mod_python

[David Fraser]

Andi Vajda wrote:

>
>> Hm ... didn't realise this. Are there any details on how the 
>> deadlocks can occur and what Python 2.4 does differently?
>> e.g. would it only be in multiprocess situation?
>
>
> This bug is fixed in python 2.4: 
> http://mail.python.org/pipermail/patches/2004-September/015924.html

Great, thanks for the reference...

> Even when not creating threads, with PyLucene there is always one 
> extra thread, libgcj's garbage collector finalizer thread that may 
> need to call into python to release a wrapped python object. It needs 
> to acquire the GIL when it does that. 

OK I see, thanks for the info

David