Track HTTP Application Response time in Nginx

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[1]

1) Add to /etc/nginx/nginx.conf

http://nginx.org/en/docs/http/ngx_http_log_module.html

log_format timed_combined '$remote_addr - $remote_user [$time_local] '
   '"$request" $status $body_bytes_sent '
   '"$http_referer" "$http_user_agent" '
   '$request_time $upstream_response_time $pipe';

$pipe “p” if request was pipelined, “.” otherwise
$request_time
$upstream_response_time

2) Modify access_log directive to use new format:

access_log /var/log/nginx/yourdomain.com.access.log timed_combined;

[2]

request_time This shows how long Nginx dealt with the request
upstream_response_time Gives us the time it took our upstream server (in this case Apache/mod_wsgi) to respond
pipe Shows ‘p’ in case the request was pipelined.


See also

  • https://lincolnloop.com/blog/tracking-application-response-time-nginx/
  • https://stackoverflow.com/a/39260524
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