Prometheus

Prometheus
白盒监控
黑盒监控

Exporter 出口

#1下载prometheus，https://prometheus.io/download/，获得prometheus-2.25.2.linux-amd64.tar.gz
#2 在虚拟机上解压后，进入prometheus目录，配置使用默认
# 启动
	##​ 直接启动：./prometheus --config.file=prometheus.yml
	##​ 后台启动：/data/prometheus/prometheus; nohup ./prometheus --config.file=prometheus.yml > prometheus.log 2>&1 &


#	
#将启动命令设置到/etc/rc.d/rc.local中，开机自启动	
echo 'cd /sysadmin/manager/prometheus/node_exporter ; nohup ./node_exporter > /dev/null 2>&1 & ' >> /etc/rc.d/rc.local



[ sysadmin:~/data/prometheus/prometheus ]# netstat -antulp | head -3;netstat -antulp | grep pro
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name    
tcp        0      0 0.0.0.0:2049            0.0.0.0:*               LISTEN      -                   
tcp6       0      0 :::9090                 :::*                    LISTEN      75922/./prometheus  
tcp6       0      0 192.168.3.50:9090       192.168.3.6:63636       ESTABLISHED 75922/./prometheus  
tcp6       0      0 192.168.3.50:9090       192.168.3.6:63639       ESTABLISHED 75922/./prometheus  
tcp6       0      0 ::1:37224               ::1:9090                ESTABLISHED 75922/./prometheus  
tcp6       0      0 192.168.3.50:9090       192.168.3.6:63637       ESTABLISHED 75922/./prometheus  
tcp6       0      0 ::1:9090                ::1:37224               ESTABLISHED 75922/./prometheus 



#grafana 安装

wget -O /opt/tgzs/grafana-7.5.1-1.x86_64.rpm https://dl.grafana.com/oss/release/grafana-7.5.1-1.x86_64.rpm
sudo yum install grafana-7.5.1-1.x86_64.rpm

[root@prome-master01 ~]# vim /etc/grafana/grafana.ini 
type = mysql
host = 127.0.0.1:3306
name = grafana
user = root
# If the password contains # or ; you have to wrap it with triple quotes. Ex """#password;"""
password = root


systemctl start grafana-server
systemctl enable grafana-server
systemctl status grafana-server


查看日志 有无报错	
tail -f /var/log/grafana/grafana.log


默认 用户密码 ：admin/admin
http://192.168.3.50:3000/?orgId=1

cd /root/data/prometheus/node_exporter;
systemctl daemon-reload
systemctl start node_exporter
systemctl status node_exporter
systemctl enable node_exporter