Grafana
grafana.com › docs › grafana › latest › datasources › prometheus › query-editor
Prometheus query editor | Grafana documentation
The Prometheus query editor lets you write PromQL queries against your Prometheus-compatible data sources. It includes a visual query builder for constructing queries without writing PromQL, a code editor with autocomplete and syntax highlighting, ...
How to query Grafana Cloud prometheus endpoint from client?
As far as I’m aware, the only way to access data posted to the Grafana Cloud Prometheus endpoint is to query it from a Grafana dashboard. Is it possible to query the Prometheus endpoint from outside the dashboard? Or can I re-design my system to query uploaded metrics from any client? More on community.grafana.com
Help with Grafana variable (prometheus query)
Hello, could someone help with my second variable? I have created the first but I need to link the second to the first. But I want to also add one… More on reddit.com
Prometheus query in Grafana with query variable - Stack Overflow
@mayer Hum, I just realized that I might have misunderstand your question. Frankly, I'm not sure if I understand it now. If you check query inspector in grafana, you will find that it generates the query filter the same as yours, just like hostA|hostB|hostC. More on stackoverflow.com
Multiple Grafana pods in Prometheus stack?
Grafana is a sub-chart, so you need to look at the config of that chart. More on reddit.com
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PromQL Tutorial: A COMPLETE Guide to Prometheus Queries - YouTube
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PromQL Explained: Mastering Data Types, Selectors, and Modifiers ...
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Demo: Explore Metrics — Browse Prometheus-Compatible Metrics ...
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PromQL Grafana Tutorial | PromQL Query | PromQL Metrics | What ...
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Creating Grafana Dashboards for Prometheus | Grafana Setup & Simple ...
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New in Grafana 9: Visual Prometheus query builder | Videos & Movies ...
Grafana
grafana.com › blog › inside-promql-a-closer-look-at-the-mechanics-of-a-prometheus-query
Inside PromQL: A closer look at the mechanics of a Prometheus query | Grafana Labs
October 9, 2024 - For even more detail than metrics or query execution statistics, you can use tracing and profiling to gain visibility into your queries. Prometheus is instrumented with OpenTelemetry tracing, so if you have a distributed tracing system like Jaeger or Grafana Tempo, you can use that to view individual queries and see how they were executed.
Medium
medium.com › @pradeepsunku › mastering-prometheus-queries-in-grafana-99b3849b1e03
Mastering Prometheus Queries in Grafana | by PradeepSunku | Medium
August 10, 2024 - Note: Using $__interval in your Grafana queries is often sufficient for many types of queries, particularly when you want your data to automatically adjust to the dashboard's time range and resolution. ... These are the queries and functions I use often and I thought it could be of a great help for beginners. Credits to https://promlabs.com/promql-cheat-sheet/ which helped me a lot during my initial days with Promql. Mastering Prometheus queries and effectively using Grafana’s templated variables can significantly enhance your monitoring capabilities.
Google Cloud
cloud.google.com › google cloud observability › query using grafana
Query using Grafana | Google Cloud Observability | Google Cloud Documentation
To use Grafana with Managed Service for Prometheus, you use the data source syncer to generate OAuth2 credentials for your service account and sync them to Grafana through the Grafana data source API. You must use the data source syncer to configure and authorize Grafana to query data globally...
Prometheus
prometheus.io › docs › visualization › grafana
Grafana support for Prometheus | Prometheus
Follow the standard way of adding ... tab, select your Prometheus data source (bottom right). Enter any Prometheus expression into the "Query" field, while using the "Metric" field to lookup metrics via autocompletion....
AWS
docs.aws.amazon.com › amazon managed service for prometheus › user guide › get started with amazon managed service for prometheus › query your prometheus metrics
Query your Prometheus metrics - Amazon Managed Service for Prometheus
Now that metrics are being ingested to the workspace, you can query them. A common way to query your metrics is to use a service such as Grafana to query the metrics. In this section, you will learn how to use Amazon Managed Grafana to query metrics from Amazon Managed Service for Prometheus.
Grafana
grafana.com › blog › build-better-promql-queries-with-grafanas-metrics-explorer
Build better PromQL queries with Grafana’s metrics explorer | Grafana Labs
June 30, 2023 - Metrics explorer also includes a fuzzy search, so, if you’re anything like me and you transpose E and U when you type in “Prometheus,” you’ll still get the results you’re looking for. And those are just some of the helpful improvements that come with this new feature. Now that we’ve discussed why we’re making the change, let’s take a quick look at how these capabilities work and how they can benefit your querying experience in Grafana.
AWS
docs.aws.amazon.com › amazon managed grafana › user guide › use your grafana workspace › connect to data sources › connect to built-in data sources › connect to amazon managed service for prometheus and open-source prometheus data sources › using the prometheus data source
Using the Prometheus data source - Amazon Managed Grafana
The following sections provide information and options for Prometheus query editor in the dashboard and in Explore. Open a graph in edit mode by choosing the title and then choosing Edit (or by pressing e key while pausing on the panel). Amazon Managed Grafana modifies the request dates for ...
Top answer 1 of 2
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In Dashboard setting, choose the variable options as
Hide = empty
Multi-value = enable
Include All option = enable
Then select "all" from the dashboard label, so the query "node=~${workers}" could select all nodes that are filtered out by the query variable.
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Here is a hack:
sum(kube_pod_container_resource_limits_cpu_cores{node=~"$workers"} or kube_node_status_allocatable_cpu_cores{node=~"$workers"}*0) / sum(kube_node_status_allocatable_cpu_cores{node=~"$workers"})
you can easily join node label values in kube_node_status_allocatable_cpu_cores by doing sum(a or b*0). By doing so, when you do query with host doesn't exist in a but exist in b, you will get a 0
An additional screenshoot to clear my point.
