3.06 Querying Prometheus - MartinWong06/grafana GitHub Wiki

To use PromQL, you need to configure Prometheus to scrape metrics from various data sources.

PromQL Reference

Prometheus Query Language

Prometheus Configuration

PromQL

 metric_name[label_name=label_value]{time_selector}

image

{job="prometheus"}

prometheus_http_requests_total{handler="/api/v1/query_range"}

Differences between Table and Graph

go_memstats_heap_sys_bytes 
process_virtual_memory_bytes

Graph Table

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