Prometheus 是一款面向云原生应用程序的开源监控工具,常用于监控微服务、操作系统、MySQL、Redis、Flink、RocketMQ / RabbitMQ / Kafka、K8S 等。
这里 Linux 选择 CentOS 7.2。
1. Prometheus安装
1.1 单机版安装
$ wget -P /usr/local http://mirrors.tuna.tsinghua.edu.cn/github-release/prometheus/prometheus/LatestRelease/prometheus-2.31.1.linux-amd64.tar.gz
$ tar -zxvf /usr/local/prometheus-2.31.1.linux-amd64.tar.gz -C /usr/local
$ ln -s /usr/local/prometheus-2.31.1.linux-amd64 /usr/local/prometheus # 软链接
$ vim /usr/local/prometheus/prometheus.yml
编辑 prometheus.yml,将 global.scrape_interval 和 global.evaluation_interval 设置为 10s。
Prometheus 的启停命令:
$ nohup /usr/local/prometheus/prometheus --config.file=/usr/local/prometheus/prometheus.yml --web.enable-lifecycle > /usr/local/prometheus/nohup.out 2>&1 & # 后台启动
$ fuser -n tcp 9090