Nginx维护手册
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This document provides instructions for debugging nginx. It discusses 1) generating a core dump when nginx crashes, 2) using pgrep to identify nginx worker processes, and 3) obtaining a backtrace to help debug issues by contacting the nginx mailing list or forum.
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Nginx维护手册
- 2. nginx nginx stable release stable release 1 stable /opt/app/nginx/sbin/nginx -V
- 3. --add-module nginx email github Downloads tar
- 5. nginx debug 1) nginx nginx core dump netscaler> disable server nginx_ip nginx> gdb attach nginx_pid gdb> gcore nginx> gdb /opt/app/nginx/sbin/nginx core.pid gdb> backtrace nginx> /etc/init.d/nginx restart netscaler> enable server nginx_ip
- 6. nginx debug 2) nginx pgrep nginx # nginx master, cache manager worker process 20485 20485 20485 ? Ss 0:00 nginx: master process /opt/app/nginx/sbin/nginx -c /opt/conf/ nginx/nginx.conf 20486 20485 20485 ? S 19:55 _ nginx: worker process 20488 20485 20485 ? S 19:58 _ nginx: worker process 20489 20485 20485 ? S 20:09 _ nginx: worker process 20490 20485 20485 ? S 20:01 _ nginx: worker process 20491 20485 20485 ? S 20:04 _ nginx: worker process 20492 20485 20485 ? S 20:10 _ nginx: worker process 20493 20485 20485 ? S 20:11 _ nginx: worker process 20494 20485 20485 ? S 19:55 _ nginx: worker process 20495 20485 20485 ? S 0:00 _ nginx: cache manager process
- 7. nginx debug 3) backtrace [email protected] backtrace nginx http://forum.nginx.org/read.php? 2,212274