Shouldn't  this cause a core dump ?? Because i can not find any in order to 
analyze it.... 

On Wednesday, March 4, 2015 at 1:36:45 PM UTC+2, [email protected] 
wrote:
>
> Yes i tried it and the same thing happens: 
>
> [Wed Mar 04 13:31:53 2015] [notice] child pid 10101 exit signal 
> Segmentation fault (11)
> [Wed Mar 04 13:31:54 2015] [debug] proxy_util.c(1818): proxy: grabbed 
> scoreboard slot 0 in child 10148 for worker proxy:reverse
> [Wed Mar 04 13:31:54 2015] [debug] proxy_util.c(1837): proxy: worker 
> proxy:reverse already initialized
> [Wed Mar 04 13:31:54 2015] [debug] proxy_util.c(1914): proxy: initialized 
> worker 0 in child 10148 for (*) min=0 max=25 smax=25
> [Wed Mar 04 13:31:54 2015] [info] mod_wsgi (pid=10148): Initializing 
> Python.
> [Wed Mar 04 13:31:54 2015] [info] mod_wsgi (pid=10148): Attach interpreter 
> ''.
>
> It crashes the first interpreter and its attaching a new one... 
>
> On Wednesday, March 4, 2015 at 12:42:32 PM UTC+2, Graham Dumpleton wrote:
>>
>> Are you setting:
>>
>> WSGIApplicationGroup %{GLOBAL}
>>
>> directive.
>>
>>
>> http://code.google.com/p/modwsgi/wiki/ApplicationIssues#Python_Simplified_GIL_State_API
>>
>> That is often a good remedy for process crashes when using Python third 
>> party extensions modules which aren't implemented properly to work in sub 
>> interpreters.
>>
>> Graham
>>
>> On 04/03/2015, at 9:25 PM, [email protected] wrote:
>>
>> Also from the logs its seems that there are some  Segmentation faults
>>
>> mod_wsgi (pid=9760): Create interpreter 
>> ........
>>
>> child pid 9760 exit signal Segmentation fault (11)
>>
>> Is this normal ??? 
>>
>> On Monday, March 2, 2015 at 12:39:02 PM UTC+2, [email protected] 
>> wrote:
>>>
>>> Hi Graham, 
>>>
>>> In my project i already have *DEBUG = True* which i think it overwrites 
>>> global settings. 
>>>
>>> Is DEBUG = True enough to force Django to log details of unhanded 
>>> exceptions?? Or should i do anything else? 
>>>
>>> I already have print outs of os.environ and i have checked that 
>>> ORACLE_HOME and TNS_ADMIN is set to the correct paths , i think that those 
>>> are the only 2 variables needed for ORACLE... If i am wrong please correct 
>>> me. 
>>>
>>> I do not know what else should i do in order to get to log all the 
>>> exceptions in the logs.... 
>>>
>>> But i think this is like the other case you help me solve with 
>>> "hashlib"... The true problem/exception was never logged, until you told me 
>>> to try to import _hashlib instead of hashlib. THEN AND OLNY then the 
>>> problem was clear and i was able to fix it. I think that the same 
>>> circumstances apply here... Somehow i am not getting the real issue... 
>>>
>>> Regards,
>>> Alex
>>>
>>> On Friday, February 27, 2015 at 11:47:28 PM UTC+2, Graham Dumpleton 
>>> wrote:
>>>>
>>>> If this is only the latter consequence, then have you got Django setup 
>>>> to send you details of unhanded exceptions in emails or otherwise log 
>>>> them. 
>>>> If you don't then Django will simply translate an error into a generic 500 
>>>> response page and you will not see the error anywhere.
>>>>
>>>> If you are on a development system, you can alternatively enable 
>>>> temporarily in the Django settings file:
>>>>
>>>> DEBUG = True
>>>>
>>>> and if it was creating a 500 page then it will then include the 
>>>> exception details that caused it.
>>>>
>>>> BTW other possible problems with Oracle specifically are missing 
>>>> ORACLE_??? environment variables set in environment of Apache.
>>>>
>>>> If you add debug statements in WSGI script file to print out contents 
>>>> of os.environ from 'os' module, dod you see all the ORACLE_?? environment 
>>>> variables you expect to see that might be set in the shell of your user 
>>>> environment.
>>>>
>>>> Graham
>>>>
>>>> On 28/02/2015, at 8:40 AM, [email protected] wrote:
>>>>
>>>> Hi Graham,
>>>>
>>>> Can you elaborate more on this... Based on the Django project i have 
>>>> created, in the settings for the Oracle DB i have provided the user (db 
>>>> schema) the application should use to connect to the db. 
>>>>
>>>> I have not changed anything since i migrated the project to the new 
>>>> infrastructure and the project was working fine before. I am on the same 
>>>> machine i just installed everything again basically..
>>>>
>>>> I know that somewhere there is an exception occurring, but the problem 
>>>> is that it is never caught and printed in the logs.... 
>>>>
>>>> As you can see in the logs the only errors are when it tries to close 
>>>> the connection and most probably never finds one.. either because it was 
>>>> never created or it is closed before everything else is executed. 
>>>>
>>>> I want to find a way to debug this ... Is there a way to trace each 
>>>> call and every step so i can place some sort of print to see where the 
>>>> code 
>>>> is not working ... Because i do not know any other way to fix this. 
>>>>
>>>> I another problem i had,  you were the one that suggested  something 
>>>> that relieved the actual problem and i was able to fix it, because before 
>>>> that the only errors in the logs i was seeing were not relevant to the 
>>>> problem. 
>>>>
>>>> Thanks
>>>>
>>>> On Thursday, February 26, 2015 at 11:42:26 AM UTC+2, Graham Dumpleton 
>>>> wrote:
>>>>>
>>>>> If Oracle is providing access based on the identity of the user 
>>>>> connecting though local UNIX socket connection to the database, it could 
>>>>> be 
>>>>> failing because your application will be running as the Apache user and 
>>>>> maybe you haven't configured Oracle to allow that user to connect.
>>>>>
>>>>> Graham
>>>>>
>>>>> On 25/02/2015, at 10:09 PM, [email protected] wrote:
>>>>>
>>>>> Hi, 
>>>>>
>>>>> I migrated my project to a new infrastructure but i kept the same 
>>>>> versions Apache 2.2 + mod_wsgi + python 2.6.1 + Django 1.2.1 + ....... 
>>>>>
>>>>> I am trying to run my project or even access the admin console of 
>>>>> Django /admin and i can not.
>>>>>
>>>>> I tried to connect directly from the Oracle Client (sqlplus) and i 
>>>>> can, i created a simple python script that uses cx_oracle and i am able 
>>>>> to 
>>>>> connect to the database without any problems, i have tested "python 
>>>>> manage.py dbshell" and it connects. I also used "python manage.py 
>>>>> runserver" and by navigating to http://127.0.0.1:8000/admin i was 
>>>>> able to access the console without any errors,  but when i try using 
>>>>> apache 
>>>>> + mod_wsgi i get the following error:   
>>>>>
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx] mod_wsgi 
>>>>> (pid=27565): Exception occurred processing WSGI script 
>>>>> '/opt/wgt_proxy/wgtproxyProj/
>>>>> wgtproxy/apache/django.wsgi'.
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx] Traceback 
>>>>> (most recent call last):
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx]   File 
>>>>> "/opt/wgt_proxy/wgtproxyProj/wgtproxy/apache/django.wsgi", line 50, in 
>>>>> __call__
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx]     return 
>>>>> self.__application(environ, _start_response)
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx]   File 
>>>>> "/opt/webtier/python_64/lib/python2.6/site-packages/django/core/handlers/wsgi.py",
>>>>>  
>>>>> line 248, in __call__
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx]     
>>>>> signals.request_finished.send(sender=self.__class__)
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx]   File 
>>>>> "/opt/webtier/python_64/lib/python2.6/site-packages/django/dispatch/dispatcher.py",
>>>>>  
>>>>> line 162, in send
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx]     response = 
>>>>> receiver(signal=self, sender=sender, **named)
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx]   File 
>>>>> "/opt/webtier/python_64/lib/python2.6/site-packages/django/db/__init__.py",
>>>>>  
>>>>> line 82, in close_connection
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx]     
>>>>> conn.close()
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx]   File 
>>>>> "/opt/webtier/python_64/lib/python2.6/site-packages/django/db/backends/__init__.py",
>>>>>  
>>>>> line 70, in close
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx]     
>>>>> self.connection.close()
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx] 
>>>>> OperationalError: ORA-03114: not connected to ORACLE
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx] 
>>>>> [Fri Feb 20 17:40:51 2015] [error] [client xx.xx.xx.xx] Request Failed 
>>>>> for : /wgtproxy/admin/, Resp Code : [500]
>>>>>
>>>>> Can anyone help me solve my issue?
>>>>>
>>>>> Thanks
>>>>>
>>>>> -- 
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>>>>>
>>>>>
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>>>>
>>>>
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