That is like because of a high churn on your Apache embedded child worker processes. Especially if you are using prefork mode.
Since you are using daemon mode, disable initialisation of Python interpreters in Apache embedded child worker processes. See: http://blog.dscpl.com.au/2009/11/save-on-memory-with-modwsgi-30.html for details. Graham On 9 November 2011 09:59, SujitC <[email protected]> wrote: > There were a couple of posts about this before - and maybe someone can > help me with this. > > On Apache2 + mod_wsgi (3.3) + python (2.7) > > As traffic has increased on our site - I can see in the logs that > Python process is restarting very often. (4K times a day) > > > Logs indicate: > [Tue Nov 08 21:20:44 2011] [info] mod_wsgi (pid=9479): Destroying > interpreters. > [Tue Nov 08 21:20:44 2011] [info] mod_wsgi (pid=9479): Cleanup > interpreter ''. > [Tue Nov 08 21:20:44 2011] [info] mod_wsgi (pid=9479): Terminating > Python. > [Tue Nov 08 21:20:44 2011] [info] mod_wsgi (pid=9479): Python has > shutdown. > > > in apache conf.. > > WSGIProcessGroup idapp > WSGIDaemonProcess idapp processes=2 threads=15 display-name=% > {GROUP} > WSGIApplicationGroup %{GLOBAL} > > WSGIScriptAlias / /company/idsrc/idsrc.wsgi > > > > In idsrc.wsgi > ---------------------- > import sys > sys.stdout = sys.stderr > > activate_this = '/inhaledigital/idsrc/bin/activate_this.py' > execfile(activate_this, dict(__file__=activate_this)) > > import site > ... create app .... > > ------------- > > There was a previous post related to HealthCheck/Pings possibly > causing this. I see the same results after disabling healthchecks. > > How can I go about debugging this? Any other information I can provide > to help the investigation? > > Thanks > Sujit > > -- > You received this message because you are subscribed to the Google Groups > "modwsgi" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/modwsgi?hl=en. > > -- You received this message because you are subscribed to the Google Groups "modwsgi" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/modwsgi?hl=en.
