docker Prometheus和Grafana 如何通信
时间: 2023-11-29 22:05:11 浏览: 109
Docker、Prometheus和Grafana可以通过以下步骤进行通信:
1. 在Docker中启动Prometheus和Grafana容器。
2. 在Prometheus配置文件中,添加Grafana作为数据源。例如,在prometheus.yml文件中添加以下内容:
```
scrape_configs:
- job_name: 'prometheus'
static_configs:
- targets: ['localhost:9090']
- job_name: 'myapp'
static_configs:
- targets: ['myapp:8080']
metrics_path: '/actuator/prometheus'
relabel_configs:
- source_labels: [__address__]
target_label: instance
- source_labels: [__name__]
regex: 'my_custom_metric'
action: keep
- job_name: 'grafana'
static_configs:
- targets: ['grafana:3000']
```
这里的job_name为grafana,targets为Grafana容器的地址和端口号。
3. 在Grafana中配置Prometheus数据源。在Grafana中登录并导航到Configuration -> Data Sources。选择Prometheus作为数据源类型,并输入Prometheus的地址和端口号。
4. 在Grafana中创建仪表盘并添加Prometheus数据源的查询。在Grafana中导航到Create -> Dashboard并添加一个面板。选择Prometheus数据源,并添加一个查询以获取指标。
这样,Docker、Prometheus和Grafana就可以进行通信了。Grafana将从Prometheus获取指标数据,并将其显示在仪表板上。
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