monitor an Oracle database with Prometheus Querying Prometheus. Metric types. In short, it gathers the data needed to evaluate the query from underlying StoreAPIs, evaluates the query and returns the result. Prometheus - Query (PromQL, Expression) | Prometheus is a valid query: a100_001_FT_DACA_PV[2h] is a range vector, i.e. it returns all timeseries with that name, and all data covering a 2 hour period. Prometheus is already enabled and the pod is annotated, so Prometheus will gather the metrics automatically. It will return 0 if the metric expression does not return anything. Queries Exceed Maximum Data Points. Next I need to make query over 2nd metric using host values from 1st query. Use prometheus.scrape to query Prometheus-formatted metrics from an HTTP endpoint using Flux. InfluxDB v2.2 is the latest stable version. And it returns a matching time series on the left side. Prometheus for unreachable endpoint monitoring; Alert for Missing Data on Single Prometheus Metric in Grafana Query; prometheus cannot load rules; Export Grafana dashboard via API; Is it possible to use dynamic selectors with Grafana Infinity Datasource plugin; How to trim some part of selected data from InfluxDB in Grafana Instead you’ll get a message back saying that the query exceeds the data points limit, by default 11,000. Prometheus PromQL Tutorial with Examples - FOSS TechNix If no step is given the resolution is calculated automatically. However, the steps we’ll show you today should be applicable across a number of tools and deployments. Right where you run your data queries in Prometheus, there’s also a tab called ‘Graph’ that picks query results and tries its best to render it: However, its ‘best’ is not quite enough. (Optional) Choose custom TTLs for the data source’s queries and resources caching. Table of Contents #1 Pods per cluster #2 Containers without limits #3 Pod restarts by namespace #4 Pods not ready #5 CPU overcommit #6 Memory overcommit #7 Nodes ready #8 Nodes flapping #9 CPU idle #10 Memory idle Dig deeper. Get started 1,000 free requests. Next I need to make query over 2nd metric using host values from 1st query. On execution it will check labels and values of left side and it different so thet’s why there is no data . On the Managed Service for Prometheus page, you can use PromQL queries to retrieve and chart data collected with the managed service.