Prometheus Tutorial - How to install and configure Node Exporter in Prometheus

A. Monitoring Linux host metrics with the Node Exporter.
B. Installing and running the Node Exporter.
C. Node Exporter metrics.
D. Configuring your Prometheus instances.
E. Exploring Node Exporter metrics through the Prometheus expression browser.

Download Installation steps and Prometheus config file :

[alexpq]

Many thanks for the examples/explanation! Very useful!

[naveenbalaji]

Hi Sir,

After the command 'systemctl status node_exporter' to check the status of the service.I am getting an error as "node_exporter.service: Failed with result 'exit-code'.
Failed to start Node Exporter Service" . Any clue . Can you please advice sir.

[parimalane]

Is node exporter send data or prometheus pull data from node exporter ?

[narendranadhlanka]

Hi I am running some batch scripts on my jboss server and execute those scripts on Oracle server. So I need to monitor those scripts like execution time of the scripts. How to monitor those scripts . How script_exporter works ?

[zakirhussain-kvmh]

Awesome explanation, I want to fetch Cumulus switch version3 data using snmp agent telegraf.
I am able fetch data from cisco L3 switch that is version2, but unable to fetch from cumulus switch version3.
Could you please help me out how do I achieved this.

[Uyireyk]

Hi can I make prometheus listen to a cron job, in other words, we have a shell script which can hit some end points and if there was any issue we wanted to register this in prometheus. Can this be achieved

[mildredjessicanwonye]

I tried this but my node_exporter is still down

[thanhngankuro]

Hi guy, can you change default port of Node Exporter? I deploy Node Exporter in my server but another app used port 9100 and i cannot start Node Exporter Service.
Can you help me/./