How to install Prometheus and Grafana

If you don’t monitor you can’t know the problem or measure metrics, in this post we’ll install prometheus to monitor a server and grafana to create a dashboard.

Infra required

create 3 servers:
monitor-server, this server will be used as premetheus.
monitor-target, this server will be Linux machine we will monitor.
monitor-dashboard, this server is grafana.

Install Prometheus

wget https://github.com/prometheus/prometheus/releases/download/v2.25.0/prometheus-2.25.0.linux-amd64.tar.gz

Extract files

tar xvfz prometheus-*.tar.gz
cd prometheus-*

Start the prometheus server to verify installation

./prometheus

Install Node Explorer

get https://github.com/prometheus/node_exporter/releases/download/v1.1.1/node_exporter-1.1.1.linux-amd64.tar.gz

Extract files

tar xvfz node_exporter-*.*-amd64.tar.gz
cd node_exporter-*.*-amd64

Run Node Exporter to start collecting metrics

 ./node_exporter

Install Grafana

apt-get install -y adduser libfontconfig1wget https://dl.grafana.com/oss/release/grafana_7.4.2_amd64.deb
apt install ./grafana_7.4.2_amd64.deb

Configuration file location

 /etc/grafana/grafana.ini

Start Grafana server

systemctl start grafana-server
systemctl status grafana-server

If you want the full detailed instructions its at this LINK