So I have a qrunner lock issue. I followed: http://www.python.org/cgi-bin/faqw-mm.py?req=edit&file=faq04.019.htp and got to the strace step: mailman:/var/log/mailman# strace -f -p 18805 read(6, But where do I find the offending message that's causing 18805 to stall?