安装node_exporter

[ -d /data/src ]|| mkdir -p /data/src
cd /data/src/
[ -f /data/src/node_exporter ]|| wget https://mirrors.linyaohong.com/src/node_exporter
chmod 777 node_exporter
/bin/cp  /data/src/node_exporter /usr/local/sbin/
cat >/etc/systemd/system/node_exporter.service <<EOF
[Unit]
Description=node_exporter
Documentation=https://prometheus.io/
After=network.target
[Service]
Type=simple
ExecStart=/usr/local/sbin/node_exporter
Restart=on-failure
[Install]
WantedBy=multi-user.target
EOF
systemctl daemon-reload
systemctl enable node_exporter
systemctl restart node_exporter