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Jim Gallacher
jg.lists at sympatico.ca
Wed Jun 1 11:39:45 EDT 2005
Hi Asif, Is there any indication in the apache error.log that the mutexes where created on apache startup? You should see something like: [Wed Jun 01 15:38:39 2005] [notice] mod_python: Creating 32 session mutexes based on 6 max processes and 25 max threads. [Wed Jun 01 15:38:39 2005] [notice] Apache/2.0.54 (Debian GNU/Linux) mod_python/3.2.0-dev-20050519 Python/2.3.5 configured -- resuming normal operations Jim Asif Jan wrote: > Hi Jim, > Here is the output from the log file ( I saved the code in mptest file) > > > [Wed Jun 01 17:23:15 2005] [notice] mod_python: (Re)importing module > 'mptest' > [Wed Jun 01 17:23:15 2005] [warn] (13)Permission denied: Failed to > acquire global mutex lock at index 0 > [Wed Jun 01 17:23:15 2005] [error] [client 127.0.0.1] PythonHandler > mptest: Traceback (most recent call last):, referer: > http://localhost/MODPYTHON/ > [Wed Jun 01 17:23:15 2005] [error] [client 127.0.0.1] PythonHandler > mptest: File > "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ > python2.3/site-packages/mod_python/apache.py", line 299, in > HandlerDispatch\n result = object(req), referer: > http://localhost/MODPYTHON/ > [Wed Jun 01 17:23:15 2005] [error] [client 127.0.0.1] PythonHandler > mptest: File "/Library/Apache2/htdocs/MODPYTHON/mptest.py", line 5, > in handler\n _apache._global_lock(req.server, None, 0), referer: > http://localhost/MODPYTHON/ > [Wed Jun 01 17:23:15 2005] [error] [client 127.0.0.1] PythonHandler > mptest: ValueError: Failed to acquire global mutex lock, referer: > http://localhost/MODPYTHON/ > > > Regards > Asif > On Jun 1, 2005, at 5:02 PM, Jim Gallacher wrote: > >> Try restarting apache and run the following test handler: >> >> import _apache >> >> def handler(req): >> req.content_type = 'text/plain' >> req.write('begin lock test\n') >> _apache._global_lock(req.server, None, 0) >> _apache._global_unlock(req.server, None, 0) >> req.write('begin lock test\n') >> return apache.OK >> >> Check the apache error.log and post any errors (including apache >> startup) regarding mutexes or locks. >> >> Regards, >> Jim >> >> >> Asif Jan wrote: >> >>> By the way I get same error when using the python scripts as well >>> Mod_python error: "PythonHandler mod_python.publisher" >>> Traceback (most recent call last): >>> File >>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>> python2.3/site-packages/mod_python/apache.py", line 299, in >>> HandlerDispatch >>> result = object(req) >>> File >>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>> python2.3/site-packages/mod_python/publisher.py", line 136, in handler >>> result = util.apply_fs_data(object, req.form, req=req) >>> File >>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>> python2.3/site-packages/mod_python/util.py", line 361, in apply_fs_data >>> return object(**args) >>> File "/Library/Apache2/htdocs/NEOBASE/mptest.py", line 5, in test >>> sess = Session.Session(req) >>> File >>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>> python2.3/site-packages/mod_python/Session.py", line 389, in Session >>> timeout=timeout, lock=lock) >>> File >>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>> python2.3/site-packages/mod_python/Session.py", line 294, in __init__ >>> timeout=timeout, lock=lock) >>> File >>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>> python2.3/site-packages/mod_python/Session.py", line 131, in __init__ >>> self.lock() # lock new sid >>> File >>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>> python2.3/site-packages/mod_python/Session.py", line 215, in lock >>> _apache._global_lock(self._req.server, self._sid) >>> ValueError: Failed to acquire global mutex lock >>> On Jun 1, 2005, at 3:17 PM, Asif Jan wrote: >>> >>>> >>>> Hi , >>>> >>>> When I try to use "session" object inside a PSP page I get >>>> following error ( I am using Mac OS X 10.3.9 , Python 2.3 >>>> (Apple), and mod_python 3.1.4). >>>> >>>> Is it something specific to Mac OS X ? >>>> >>>> By the way in my psp page I am doing a very simple thing i.e. >>>> >>>> if not session.is_new(): >>>> # do something >>>> else: >>>> # do something else >>>> >>>> >>>> Mod_python error: "PythonHandler mod_python.psp" >>>> >>>> Traceback (most recent call last): >>>> >>>> File >>>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>>> python2.3/site-packages/mod_python/apache.py", line 299, in >>>> HandlerDispatch >>>> result = object(req) >>>> >>>> File >>>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>>> python2.3/site-packages/mod_python/psp.py", line 297, in handler >>>> p.run() >>>> >>>> File >>>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>>> python2.3/site-packages/mod_python/psp.py", line 191, in run >>>> session = Session.Session(req) >>>> >>>> File >>>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>>> python2.3/site-packages/mod_python/Session.py", line 389, in Session >>>> timeout=timeout, lock=lock) >>>> >>>> File >>>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>>> python2.3/site-packages/mod_python/Session.py", line 294, in __init__ >>>> timeout=timeout, lock=lock) >>>> >>>> File >>>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>>> python2.3/site-packages/mod_python/Session.py", line 131, in __init__ >>>> self.lock() # lock new sid >>>> >>>> File >>>> "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/ >>>> python2.3/site-packages/mod_python/Session.py", line 215, in lock >>>> _apache._global_lock(self._req.server, self._sid) >>>> >>>> ValueError: Failed to acquire global mutex lock >>>> >>>> _______________________________________________ >>>> Mod_python mailing list >>>> Mod_python at modpython.org >>>> http://mailman.modpython.org/mailman/listinfo/mod_python >>>> >>>> >>> Asif Jan >>> Research Assistant >>> Brain Mind Institute >>> Ecole Polytechnique Federale De Lausanne (EPFL) >>> Lausanne Switzerland >>> Tel +41216939529 >>> _______________________________________________ >>> Mod_python mailing list >>> Mod_python at modpython.org >>> http://mailman.modpython.org/mailman/listinfo/mod_python >> >> >> > Asif Jan > Research Assistant > Brain Mind Institute > Ecole Polytechnique Federale De Lausanne (EPFL) > Lausanne Switzerland > > Tel +41216939529 > > _______________________________________________ > Mod_python mailing list > Mod_python at modpython.org > http://mailman.modpython.org/mailman/listinfo/mod_python >
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