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Asif Jan
asif.jan at epfl.ch
Wed Jun 1 12:16:12 EDT 2005
Hi Jim Here is the information; [Wed Jun 01 18:12:39 2005] [notice] mod_python: Creating 32 session mutexes based on 150 max processes and 0 max threads. [Wed Jun 01 18:12:40 2005] [notice] LDAP: Built with OpenLDAP LDAP SDK [Wed Jun 01 18:12:40 2005] [notice] LDAP: SSL support unavailable [Wed Jun 01 18:12:40 2005] [notice] Digest: generating secret for digest authentication ... [Wed Jun 01 18:12:40 2005] [notice] Digest: done [Wed Jun 01 18:12:40 2005] [debug] util_ldap.c(1432): INIT global mutex /var/tmp/tmp.0.UjOapM in child 5476 [Wed Jun 01 18:12:40 2005] [debug] util_ldap.c(1432): INIT global mutex /var/tmp/tmp.0.UjOapM in child 5477 [Wed Jun 01 18:12:40 2005] [debug] util_ldap.c(1432): INIT global mutex /var/tmp/tmp.0.UjOapM in child 5478 [Wed Jun 01 18:12:40 2005] [debug] util_ldap.c(1432): INIT global mutex /var/tmp/tmp.0.UjOapM in child 5479 [Wed Jun 01 18:12:40 2005] [debug] util_ldap.c(1432): INIT global mutex /var/tmp/tmp.0.UjOapM in child 5480 [Wed Jun 01 18:12:40 2005] [notice] Apache/2.0.52 (Unix) mod_python/3.1.4 Python/2.3 DAV/2 configured -- resuming normal operations [Wed Jun 01 18:12:40 2005] [info] Server built: Sep 30 2004 18:20:43 [Wed Jun 01 18:12:40 2005] [debug] prefork.c(955): AcceptMutex: sysvsem (default: sysvsem) Wed Jun 01 18:13:44 2005] [notice] mod_python: (Re)importing module 'mptest' [Wed Jun 01 18:13:44 2005] [warn] (13)Permission denied: Failed to acquire global mutex lock at index 0 [Wed Jun 01 18:13:44 2005] [error] [client 127.0.0.1] PythonHandler mptest: Traceback (most recent call last):, referer: http://localhost/MODPYTHON/ [Wed Jun 01 18:13:44 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 18:13:44 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 18:13:44 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 5:39 PM, Jim Gallacher wrote: > 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 > > Asif Jan Research Assistant Brain Mind Institute Ecole Polytechnique Federale De Lausanne (EPFL) Lausanne Switzerland Tel +41216939529
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