newrelic nginx integration process and errors fix and metrics

Prerequisites

install the infrastructure agent (newrelic-infra)

curl http://127.0.0.1/status  // its a php fpm page don’t confuse (i did)

pool: www
process manager: dynamic
start time: 12/May/2021:02:49:15 +0000
start since: 213269
accepted conn: 37437
listen queue: 0
max listen queue: 6
listen queue len: 65536
idle processes: 15
active processes: 1
total processes: 16
max active processes: 13
max children reached: 0   (read more at php fpm status page)

root@-s-4vcpu-8gb-blr1-01:~# curl http://127.0.0.1/nginx_status/
Active connections: 58
server accepts handled requests
1264885 1264885 1360068
Reading: 0 Writing: 1 Waiting: 57

 here waiting means keepalive connections

new relic nginx integration

sudo apt-get install -y newrelic-infra nri-nginx

cd /etc/newrelic-infra/integrations.d

sudo cp nginx-config.yml.sample nginx-config.yml

nano nginx-config.yml

# Name of Nginx status module OHI is to query against. discover | ngx_http_stub_status_module | ngx_http_status_module | ngx_http_api_module
#status_module: discover
status_module: ngx_http_stub_status_module

nginx open source ngx_http_stub_status_module  is the default

– name: nginx-server-metrics
command: metrics
arguments:
# If you’re using ngx_http_api_module be certain to use the full path up to and including the version number
status_url: http://127.0.0.1/status# Name of Nginx status module OHI is to query against. discover | ngx_http_stub_status_module | ngx_http_status_module | ngx_http_api_module
#status_module: discover
status_module: ngx_http_stub_status_module

to http://127.0.0.1/nginx_status/

– name: nginx-server-inventory
command: inventory  captures the configuration parameters set in the NGINX config file
arguments:
config_path: /etc/nginx/nginx.conf

# status_url is used to identify the monitored entity to which the inventory will be attached.
status_url: http://127.0.0.1/status

to http://127.0.0.1/nginx_status/

systemctl restart newrelic-infra

infrastructure >> third party services >> integrations >> nginx Dashboard

Requests per second

Requests per second, by server

Connections Accepted per second

Connections Dropped per second

Nginx Inventory

No inventory match your current search and filter selection.

Read more at monitoring nginx with newrelic

prefix=integration/com.newrelic.nginx stderr=”[FATAL] can’t continue: Line 0 of status doesn’t match\n” working-

you misconfigured nginx status page with php – fpm status page.