aristanetworks/jmx-exporter本镜像提供Prometheus JMX Exporter的独立HTTP服务器实现,用于将JVM应用程序的JMX指标转换为Prometheus兼容格式,并通过HTTP接口暴露,便于Prometheus进行指标抓取和监控。
bashdocker run -d -p 9090:9090 \ -e JMX_HOST=target-jvm-host \ -e JMX_PORT=1099 \ prom/prometheus-jmx-exporter
| 环境变量 | 描述 | 默认值 | 是否必填 |
|---|---|---|---|
JMX_HOST | 目标JVM应用的主机名或IP地址 | - | 是 |
JMX_PORT | 目标JVM应用的JMX监听端口 | 1099 | 否 |
HTTP_PORT | 本服务的HTTP监听端口 | 9090 | 否 |
CONFIG_FILE | 自定义指标配置文件路径 | - | 否 |
如需自定义指标采集规则,可通过挂载配置文件实现:
bashdocker run -d -p 9090:9090 \ -e JMX_HOST=target-jvm-host \ -e JMX_PORT=1099 \ -e CONFIG_FILE=/etc/jmx-exporter/config.yml \ -v /local/path/to/config.yml:/etc/jmx-exporter/config.yml \ prom/prometheus-jmx-exporter
配置文件示例 (config.yml):
yamllowercaseOutputName: true rules: - pattern: "java.lang<type=Memory>(HeapMemoryUsage|NonHeapMemoryUsage): (used|committed|max)" name: jvm_memory_usage_$1_$2 type: GAUGE - pattern: "java.lang<type=Threading>(TotalStartedThreadCount|ThreadCount|DaemonThreadCount)" name: jvm_threads_$1 type: GAUGE
yamlversion: '3.8' services: jmx-exporter: image: prom/prometheus-jmx-exporter container_name: jmx-exporter restart: always ports: - "9090:9090" environment: - JMX_HOST=kafka-broker - JMX_PORT=9999 - HTTP_PORT=9090 volumes: - ./jmx-config.yml:/etc/jmx-exporter/config.yml networks: - monitoring-network networks: monitoring-network: driver: bridge
启动后可通过以下URL访问指标:
http://localhost:9090/metrics



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