# I want to calculate the nginx http latency from event.original field/keyword **URL:** \ **Category:** Elastic Agent\ **Tags:** elastic-stack-monitoring\ **Created:** [December 27, 2023, 4:41am UTC](https://discuss.elastic.co/t/i-want-to-calculate-the-nginx-http-latency-from-event-original-field-keyword/349994 "2023-12-27T04:41:45Z")\ **Posts on this page:** 1\ **Showing post:** 4
**Author:** ![stephenb](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/stephenb/32/40856_2.png) [@stephenb](https://discuss.elastic.co/u/stephenb)\ **Post date:** [December 29, 2023, 5:59am UTC](https://discuss.elastic.co/t/i-want-to-calculate-the-nginx-http-latency-from-event-original-field-keyword/349994/4 "2023-12-29T05:59:03Z")
We also just had a long discussion on custom nginx logs here > [@Help parsing custom nginx logs using Filebeat and Ingest Pipelines](https://discuss.elastic.co/t/help-parsing-custom-nginx-logs-using-filebeat-and-ingest-pipelines/349974/1): > > Hi, I am new to using ELK stack. I have custom logs for my nginx access.log files and I am needing help parsing them by using filebeat and ingest pipeline (Log Files -\> Filebeat -\> (Parse with Ingest Pipeline Parse) Elasticsearch). Here are a couple sample log lines from my access.log to give you an idea of my custom log format: 192.168.0.1 - - [22/Dec/2023:02:54:23 +0000] "MGLNDD\_192.168.0.1" 400 166 "-" "-" "-" "test.com" sn="test.com" rt=0.067 ua="-" us="-" ut="-" ul="-" cs=- 192.168.0.1 … --- _[View the full topic](https://discuss.elastic.co/t/i-want-to-calculate-the-nginx-http-latency-from-event-original-field-keyword/349994)._