Is it not creating a core file wherever your working_directory is currently set to? Whenever I see segfaults that's the second thing I'm looking for if there is nothing immediately obvious in the error logs. If you want full blown debugging support you'll likely need to rebuild nginx from source with that option enabled.
*[image: userimage]Scott Larson[image: los angeles] <https://www.google.com/maps/place/4216+Glencoe+Ave,+Marina+Del+Rey,+CA+90292/@33.9892151,-118.4421334,17z/data=!3m1!4b1!4m2!3m1!1s0x80c2ba88ffae914d:0x14e1d00084d4d09c>Lead Systems Administrator[image: wdlogo] <https://www.wiredrive.com/> [image: linkedin] <https://www.linkedin.com/company/wiredrive> [image: facebook] <https://www.twitter.com/wiredrive> [image: twitter] <https://www.facebook.com/wiredrive> [image: instagram] <https://www.instagram.com/wiredrive>T 310 823 8238 x1106 <310%20823%208238%20x1106> | M 310 904 8818 <310%20904%208818>* On Mon, Sep 21, 2015 at 12:23 PM, Ricardo Aravena <[email protected] > wrote: > Thanks guys. > > Is there something in the nginx configs that will allow us to see more > logs ? Like for example get a traceback of the error. > > Cheers, > Ricardo > > > On Mon, Sep 21, 2015 at 1:49 PM, Scott Larson <[email protected]> wrote: > >> The mod_security module for nginx does require libapr-1. >> >> >> *[image: userimage]Scott Larson[image: los angeles] >> <https://www.google.com/maps/place/4216+Glencoe+Ave,+Marina+Del+Rey,+CA+90292/@33.9892151,-118.4421334,17z/data=!3m1!4b1!4m2!3m1!1s0x80c2ba88ffae914d:0x14e1d00084d4d09c>Lead >> Systems Administrator[image: wdlogo] <https://www.wiredrive.com/> [image: >> linkedin] <https://www.linkedin.com/company/wiredrive> [image: facebook] >> <https://www.twitter.com/wiredrive> [image: twitter] >> <https://www.facebook.com/wiredrive> [image: instagram] >> <https://www.instagram.com/wiredrive>T 310 823 8238 x1106 >> <310%20823%208238%20x1106> | M 310 904 8818 <310%20904%208818>* >> >> On Mon, Sep 21, 2015 at 11:42 AM, Frederik Nosi < >> [email protected]> wrote: >> >>> Hi, >>> >>> On 09/21/2015 08:32 PM, Ricardo Aravena wrote: >>> >>> Hi Folks, >>> >>> I was wondering of somebody could shed some light on this issue that we >>> are experiencing. >>> >>> nginx[22490]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493690 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> nginx[22584]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493640 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> nginx[22582]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493640 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> nginx[22707]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493690 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> nginx[22583]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493640 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> nginx[22806]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493640 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> nginx[22741]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493640 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> nginx[22862]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493690 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> nginx[22866]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493640 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> nginx[22770]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493640 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> nginx[22518]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493640 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> nginx[22896]: segfault at 10 ip 000000376e616a11 sp 00007ffed9493640 >>> error 4 in libapr-1.so.0.3.9[376e600000+2b000] >>> >>> Basically, the nginx workers are crashing intermittently causing our >>> application no server requests. We are using nginx with mod_security and >>> mod_passenger. Apparently, this may be related to mod_security but can >>> somebody shed some light as to how to solve it ? Is there a fix in the >>> nginx code base or mod_security code base ? >>> >>> >>> This seems strage, as nginx does not use libapr. Being libapr an Apache >>> library, maybe you're using an mod_security or mod_passenger built for >>> apache instead of the nginx one? >>> >>> >>> >>> Thanks, >>> Ricardo >>> >>> >>> -- >>> * Follow us on Twitter <http://www.twitter.com/coupa>, LinkedIn >>> <https://www.linkedin.com/company/coupa-software>, and Google+ >>> <https://plus.google.com/115401473825788879012> * >>> >>> >>> >>> _______________________________________________ >>> nginx mailing list >>> [email protected] >>> http://mailman.nginx.org/mailman/listinfo/nginx >>> >> >> >> _______________________________________________ >> nginx mailing list >> [email protected] >> http://mailman.nginx.org/mailman/listinfo/nginx >> > > > > -- > *Follow us on Twitter <http://www.twitter.com/coupa>, LinkedIn > <https://www.linkedin.com/company/coupa-software>, and Google+ > <https://plus.google.com/115401473825788879012>* > > _______________________________________________ > nginx mailing list > [email protected] > http://mailman.nginx.org/mailman/listinfo/nginx >
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