DevFW-CICD/ingress-nginx-helm
16
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Deploy GitHub Pages

Browse source
This commit is contained in:
k8s-ci-robot 2024-08-16 08:53:52 +00:00
parent 786934fece
commit 0c04e1ab8f
3 changed files with 2 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
search/search_index.json
View file

File diff suppressed because one or more lines are too long

BIN
sitemap.xml.gz
View file

Binary file not shown.

4
user-guide/monitoring/index.html
View file

@ -113,14 +113,12 @@ prometheus-prometheus-node-exporter ClusterIP 10.96.247.128 <none&
</code></pre></div> prometheus-grafana is the service we want to port forward to. We can do so using the following command: <div class=highlight><pre><span></span><code>kubectl port-forward svc/prometheus-grafana 3000:80 -n prometheus </code></pre></div> prometheus-grafana is the service we want to port forward to. We can do so using the following command: <div class=highlight><pre><span></span><code>kubectl port-forward svc/prometheus-grafana 3000:80 -n prometheus
</code></pre></div> When you run the above command, you should see something like: <div class=highlight><pre><span></span><code>Forwarding from 127.0.0.1:3000 -&gt; 3000 </code></pre></div> When you run the above command, you should see something like: <div class=highlight><pre><span></span><code>Forwarding from 127.0.0.1:3000 -&gt; 3000
Forwarding from [::1]:3000 -&gt; 3000 Forwarding from [::1]:3000 -&gt; 3000
</code></pre></div> - Open your browser and visit the following URL http://localhost:{port-forwarded-port} according to the above example it would be, http://localhost:3000 The default username/ password is admin/prom-operator - After the login you can import the Grafana dashboard from <a href=https://github.com/kubernetes/ingress-nginx/tree/main/deploy/grafana/dashboards>official dashboards</a>, by following steps given below :</p> <ul> <li>Navigate to lefthand panel of grafana</li> <li>Hover on the gearwheel icon for Configuration and click "Data Sources"</li> <li>Click "Add data source"</li> <li>Select "Prometheus"</li> <li>Enter the details (note: I used http://10.102.72.134:9090 which is the CLUSTER-IP for Prometheus service)</li> <li>Left menu (hover over +) -&gt; Dashboard</li> <li>Click "Import"</li> <li>Enter the copy pasted json from https://raw.githubusercontent.com/kubernetes/ingress-nginx/main/deploy/grafana/dashboards/nginx.json</li> <li>Click Import JSON</li> <li>Select the Prometheus data source</li> <li>Click "Import"</li> </ul> <p><img alt="Grafana Dashboard" src=../../images/grafana-dashboard1.png></p> <h2 id=exposed-metrics>Exposed metrics<a class=headerlink href=#exposed-metrics title="Permanent link"></a></h2> <p>Prometheus metrics are exposed on port 10254.</p> <h3 id=request-metrics>Request metrics<a class=headerlink href=#request-metrics title="Permanent link"></a></h3> <ul> <li> <p><code>nginx_ingress_controller_request_duration_seconds</code> Histogram\ The request processing (time elapsed between the first bytes were read from the client and the log write after the last bytes were sent to the client) time in seconds (affected by client speed).\ nginx var: <code>request_time</code></p> </li> <li> <p><code>nginx_ingress_controller_response_duration_seconds</code> Histogram\ The time spent on receiving the response from the upstream server in seconds (affected by client speed when the response is bigger than proxy buffers).\ Note: can be up to several millis bigger than the <code>nginx_ingress_controller_request_duration_seconds</code> because of the different measuring method. nginx var: <code>upstream_response_time</code></p> </li> <li> <p><code>nginx_ingress_controller_header_duration_seconds</code> Histogram\ The time spent on receiving first header from the upstream server\ nginx var: <code>upstream_header_time</code></p> </li> <li> <p><code>nginx_ingress_controller_connect_duration_seconds</code> Histogram\ The time spent on establishing a connection with the upstream server\ nginx var: <code>upstream_connect_time</code></p> </li> <li> <p><code>nginx_ingress_controller_response_size</code> Histogram\ The response length (including request line, header, and request body)\ nginx var: <code>bytes_sent</code></p> </li> <li> <p><code>nginx_ingress_controller_request_size</code> Histogram\ The request length (including request line, header, and request body)\ nginx var: <code>request_length</code></p> </li> <li> <p><code>nginx_ingress_controller_requests</code> Counter\ The total number of client requests</p> </li> <li> <p><code>nginx_ingress_controller_bytes_sent</code> Histogram\ The number of bytes sent to a client. <strong>Deprecated</strong>, use <code>nginx_ingress_controller_response_size</code>\ nginx var: <code>bytes_sent</code></p> </li> <li> <p><code>nginx_ingress_controller_ingress_upstream_latency_seconds</code> Summary\ Upstream service latency per Ingress. <strong>Deprecated</strong>, use <code>nginx_ingress_controller_connect_duration_seconds</code>\ nginx var: <code>upstream_connect_time</code></p> </li> </ul> <div class=highlight><pre><span></span><code># HELP nginx_ingress_controller_bytes_sent The number of bytes sent to a client. DEPRECATED! Use nginx_ingress_controller_response_size </code></pre></div> - Open your browser and visit the following URL http://localhost:{port-forwarded-port} according to the above example it would be, http://localhost:3000 The default username/ password is admin/prom-operator - After the login you can import the Grafana dashboard from <a href=https://github.com/kubernetes/ingress-nginx/tree/main/deploy/grafana/dashboards>official dashboards</a>, by following steps given below :</p> <ul> <li>Navigate to lefthand panel of grafana</li> <li>Hover on the gearwheel icon for Configuration and click "Data Sources"</li> <li>Click "Add data source"</li> <li>Select "Prometheus"</li> <li>Enter the details (note: I used http://10.102.72.134:9090 which is the CLUSTER-IP for Prometheus service)</li> <li>Left menu (hover over +) -&gt; Dashboard</li> <li>Click "Import"</li> <li>Enter the copy pasted json from https://raw.githubusercontent.com/kubernetes/ingress-nginx/main/deploy/grafana/dashboards/nginx.json</li> <li>Click Import JSON</li> <li>Select the Prometheus data source</li> <li>Click "Import"</li> </ul> <p><img alt="Grafana Dashboard" src=../../images/grafana-dashboard1.png></p> <h2 id=exposed-metrics>Exposed metrics<a class=headerlink href=#exposed-metrics title="Permanent link"></a></h2> <p>Prometheus metrics are exposed on port 10254.</p> <h3 id=request-metrics>Request metrics<a class=headerlink href=#request-metrics title="Permanent link"></a></h3> <ul> <li> <p><code>nginx_ingress_controller_request_duration_seconds</code> Histogram\ The request processing (time elapsed between the first bytes were read from the client and the log write after the last bytes were sent to the client) time in seconds (affected by client speed).\ nginx var: <code>request_time</code></p> </li> <li> <p><code>nginx_ingress_controller_response_duration_seconds</code> Histogram\ The time spent on receiving the response from the upstream server in seconds (affected by client speed when the response is bigger than proxy buffers).\ Note: can be up to several millis bigger than the <code>nginx_ingress_controller_request_duration_seconds</code> because of the different measuring method. nginx var: <code>upstream_response_time</code></p> </li> <li> <p><code>nginx_ingress_controller_header_duration_seconds</code> Histogram\ The time spent on receiving first header from the upstream server\ nginx var: <code>upstream_header_time</code></p> </li> <li> <p><code>nginx_ingress_controller_connect_duration_seconds</code> Histogram\ The time spent on establishing a connection with the upstream server\ nginx var: <code>upstream_connect_time</code></p> </li> <li> <p><code>nginx_ingress_controller_response_size</code> Histogram\ The response length (including request line, header, and request body)\ nginx var: <code>bytes_sent</code></p> </li> <li> <p><code>nginx_ingress_controller_request_size</code> Histogram\ The request length (including request line, header, and request body)\ nginx var: <code>request_length</code></p> </li> <li> <p><code>nginx_ingress_controller_requests</code> Counter\ The total number of client requests</p> </li> <li> <p><code>nginx_ingress_controller_bytes_sent</code> Histogram\ The number of bytes sent to a client. <strong>Deprecated</strong>, use <code>nginx_ingress_controller_response_size</code>\ nginx var: <code>bytes_sent</code></p> </li> </ul> <div class=highlight><pre><span></span><code># HELP nginx_ingress_controller_bytes_sent The number of bytes sent to a client. DEPRECATED! Use nginx_ingress_controller_response_size
# TYPE nginx_ingress_controller_bytes_sent histogram # TYPE nginx_ingress_controller_bytes_sent histogram
# HELP nginx_ingress_controller_connect_duration_seconds The time spent on establishing a connection with the upstream server # HELP nginx_ingress_controller_connect_duration_seconds The time spent on establishing a connection with the upstream server
# TYPE nginx_ingress_controller_connect_duration_seconds nginx_ingress_controller_connect_duration_seconds # TYPE nginx_ingress_controller_connect_duration_seconds nginx_ingress_controller_connect_duration_seconds
* HELP nginx_ingress_controller_header_duration_seconds The time spent on receiving first header from the upstream server * HELP nginx_ingress_controller_header_duration_seconds The time spent on receiving first header from the upstream server
# TYPE nginx_ingress_controller_header_duration_seconds histogram # TYPE nginx_ingress_controller_header_duration_seconds histogram
# HELP nginx_ingress_controller_ingress_upstream_latency_seconds Upstream service latency per Ingress DEPRECATED! Use nginx_ingress_controller_connect_duration_seconds
# TYPE nginx_ingress_controller_ingress_upstream_latency_seconds summary
# HELP nginx_ingress_controller_request_duration_seconds The request processing time in milliseconds # HELP nginx_ingress_controller_request_duration_seconds The request processing time in milliseconds
# TYPE nginx_ingress_controller_request_duration_seconds histogram # TYPE nginx_ingress_controller_request_duration_seconds histogram
# HELP nginx_ingress_controller_request_size The request length (including request line, header, and request body) # HELP nginx_ingress_controller_request_size The request length (including request line, header, and request body)