The state is “UP” for the Prometheus target. One culprit is having cockpit running on same server you have prometheus installed will not allow prometheus service to run but yours may not be the case.Wow!, a single document containing a lot of information. The data source name.
Verify that the software has been started successfully:You will see an output like this, showing you the status.11 . The following shows an example Grafana dashboard which queries Prometheus for data:To create a Prometheus data source in Grafana:The following shows an example data source configuration:Follow the standard way of adding a new Grafana graph. As we are scarping the data from the same server as Prometheus is running on, we can use,If you want to scrape data from a remote host, you have to replace,For all information about the configuration of Prometheus, you may check the.Our Prometheus server is ready to run for the first time.1 . Let’s do a quick browser check to see the default HTTP page distributed by NGINX.In this case, we are not interested in using NGINX as a standard web server.By default, the NGINX configuration file is located at,In this file, you have to make sure that it includes.The conf.d directory is where we are going to create our reverse proxy configuration file for Prometheus.Now that Prometheus is accessed by a reverse proxy, we need to change the configuration of Prometheus for it to bind to the reverse proxy.Restart your service, and make sure that your server is up and running correctly.Make sure that Prometheus is still reachable at,Before moving on with the reverse proxy, let’s have a quick look at how you can set up,Prometheus does not handle built-in authentication, so we are going to rely on.Create a password file in the Prometheus configuration folder.Choose a strong password, and make sure that the pass file was correctly created.Now, it is time to import it into your NGINX configuration file.Provide the correct credentials, and you should be good to go!For the last chapter, we are going to enable the.Using HTTPS will encrypt requests done to the server, but most importantly it will encrypt the server responses containing all the metrics.For this chapter, we are going to use self-signed certificates.However, if you have a certificate authority, you can issue a certificate request to them.Create a new directory in /etc/ssl in order to store your Prometheus keys.Go into the prometheus directory, and start by generating a private key for Prometheus.Now that you have a private key, let’s generate a certificate (or a public key) for Prometheus.Now that our keys are created, it is time to import them into our NGINX configuration.Again, restart your NGINX server, and your virtual host should now be switched to HTTPS.If you don’t own cURL on your instance, make sure to install it first.From there, this is what you should see on your screen.Great! Create a new file in this directory called prometheus.conf, and start editing the file. To format the legend names of time series, use the "Legend format" input.

It supports not only Prometheus but also Elasticsearch, InfluxDB, and many others. Remove the leftover files of Node Exporter, as they are not needed any longer:5 .

Name. Copy the following information in the service file, save it and exit Nano:7 . (If you are not seeing metrics right away, make sure to tweak the time parameter located at the top right corner of the dashboard),The full list of Prometheus exporters is available,Also, if you are looking for examples for.If you are looking to continue with the Node exporter, there is a complete guide about it in the monitoring section.I hope that you learned something new today.
Your dashboard is now up and running. By default a set of collectors is activated.