In addition to allowing more flexible time-series queries, time_bucket() also allows you to write these queries in a simpler way. Just look much simpler the query from the example above is to write and understand when using the time_bucket() hyperfunction: TimescaleDB hyperfunction...
Step 3: Write your metric query. Find a guide to LogQL metric queries here. For the interval, you can choose one that is fixed or the $__interval Grafana variable. (This has the advantage of using the same range and step.) Loki metric query And what you’re able to create ...
what i need is to show a count number only. If we can get the aggregated value elasticsearch , not aggregate on grafana, it will save grafana a lot performance What would you like to be added: lucene query does not support aggregated value . But elasticsearch SQL support.https://www.elas...
I understand where to insert the variable {namespace=~"$namespace"} into the count_values("__label_name__", __metric__) query. Here’s how I’m using it on Grafana: count_values("kube_daemonset_status_number_available", kube_daemonset_status_number_available {namespace=~"...
We want to write a Grafana alert that will trigger whenever the temperature in tank A5 crosses the lower threshold of 30 °C or the upper threshold of 60 °C. To do this, we’ll: create a Grafana alert rule, add a Flux query, and then add expressions to the alert rule. Create a ...
Why is this needed: I need to send alert emails to different email address based on the query result. What would you like to be added: Grafana can config different email addresses based on query result. Who is this feature for? Teams tha...
You may also want to change other options, such as GROUP BY or SELECT. Alternatively, clicking the pen icon will change the visual editor into a text field. Here, you can write a query like the one below. Make sure you target the data that you require correctly. SELECT mean("value"...
JuiceFS publishes its runtime status metrics in real time upon startup. It’s easy to establish a monitoring system by combining the open-source tools Grafana and Prometheus. This system will collect key file system metrics, such as read/write throughput, IOPS, latency, storage utilization, and...
It supports the PromQL query language for retrieving and analyzing data It includes the AlertManger component. AlertManager receives alerts from clients and pushes them out to different subscribers Prometheus can feed its metrics into visualization tools such as Grafana The optional Prometheus PushGateway ...
How to write a simple web service to provide a static host inventory file through a REST endpoint to Grafana. You will need the following resources for this tutorial: A basic knowledge ofAnsible inventories(not required but never hurts)