wget https://github.com/prometheus/node_exporter/releases/download/v0.17.0/node_exporter-0.17.0.linux-amd64.tar.gz
mkdir /var/node_exporter
tar xf node_exporter-0.17.0.linux-amd64.tar.gz -C /var/node_exporter/
rm node_exporter-0.17.0.linux-amd64.tar.gz
tee /etc/supervisor/conf.d/node_exporter.conf <<-'EOF'
[program:node_exporter]
directory=/var/node_exporter/node_exporter-0.17.0.linux-amd64
command=/var/node_exporter/node_exporter-0.17.0.linux-amd64/node_exporter
user=root
stdeer_logfile=/var/log/supervisor/node_explorer_eer.log
stdout_logfile=/var/log/supervisor/node_explorer_out.log
redirect_stderr=true
EOF
echo update node_explorter | supervisorctl
1. It is necessary to confirm whether 9100 is occupied before installation.
2. After installation, you need to open port 9100 and modify the Prometheus configuration file to display the results