Centos6安装node_exporter

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cd /opt
wget https://github.com/prometheus/node_exporter/releases/download/v0.18.1/node_exporter-0.18.1.linux-amd64.tar.gz
tar -zxvf node_exporter-0.18.1.linux-amd64.tar.gz
mv node_exporter-0.18.1.linux-amd64  node_exporter

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#!/bin/bash
#
# /etc/rc.d/init.d/node_exporter
#
#  Prometheus node exporter
#
#  description: Prometheus node exporter
#  processname: node_exporter

# Source function library.
. /etc/rc.d/init.d/functions

PROGNAME=node_exporter
PROG=/opt/node_exporter/$PROGNAME
USER=root
LOGFILE=/var/log/prometheus.log
LOCKFILE=/var/run/$PROGNAME.pid

start() {
    echo -n "Starting $PROGNAME: "
    cd /opt/node_exporter/
    daemon --user $USER --pidfile="$LOCKFILE" "$PROG &>$LOGFILE &"
    echo $(pidofproc $PROGNAME) >$LOCKFILE
    echo
}

stop() {
    echo -n "Shutting down $PROGNAME: "
    killproc $PROGNAME
    rm -f $LOCKFILE
    echo
}


case "$1" in
    start)
    start
    ;;
    stop)
    stop
    ;;
    status)
    status $PROGNAME
    ;;
    restart)
    stop
    start
    ;;
    reload)
    echo "Sending SIGHUP to $PROGNAME"
    kill -SIGHUP $(pidofproc $PROGNAME)#!/bin/bash
    ;;
    *)
        echo "Usage: service node_exporter {start|stop|status|reload|restart}"
        exit 1
    ;;
esac

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chmod +x /etc/init.d/node_exporter

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/etc/init.d/node_exporter start
或
service node_exporter start

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ps -ef |grep  node_exporter
lsof -i:9100
#或web端访问：http://<ip>:9100