Questions tagged [prometheus]

For questions about Prometheus, an open-source systems monitoring and alerting toolkit.

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1answer
16 views

Is there a way to make Prometheus to scrape only the metrics which are present in Grafana?

As a customer of Grafna Cloud, I need to minimize the number of DataSeries that are being sent (remote_write) to Grafana Cloud, to avoid being overcharged for metrics that I don't really use. This can ...
3
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1answer
32 views

Prometheus Alertamanger - how to silence all alerts for a given period during a maintenance?

A work scenario that I can't cover currently is that I want to set a maintenance mode, meaning all alerts received from Prometheus to be ignored, I want to be able to set it through the UI for a given ...
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0answers
10 views

Confluent Kafka JMX curl on localhost - only default jmx response with no metrics from kafka

Running confluent helm chart 0.5.0, JMX is enabled in chart, when I login into broker and I curl localhost or 127.0.0.1 on port 5556 I get only some default endpoints and no metrics from kafka, why? ...
3
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1answer
18 views

Initial Configuration: Grafana and Prometheus inside docker and then AWS

I'm a bit of a newbie with this, but I haven't been able to find an explanation. Here's my issue. I'm trying to get Prometheus and Grafana configured on an AWS Fargate instance. I'm testing inside a ...
-1
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1answer
29 views

K8s to Prometheus apiserver_client_certificate_expiration_seconds_count metric, why does it count more seconds than 86400 for a single day?

In the 2 pictures below I am comparing the metric from K8s apiserver_client_certificate_expiration_seconds_count{job="apiserver"} for my 3 master nodes on K8s 1.14.3. A single day should have 86400 ...
1
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1answer
18 views

Reuse Alertmanger Slack Integration into Jiralert template

What kind of changes need to be made to a slack template in order to reuse into Jiralert one? Can I utilize the whole body as it is, can somebody post an example of a working resuse, even for the ...
0
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1answer
24 views

Disable creation of labels in Jira?

Following the base instructions I can't create new Jira item through API request due to failing because of trying to create labels. Even if I am using add_group_labels: false it tries to create label ...
3
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1answer
123 views

Back-filling prometheus (and related system) metrics?

Projects like Thanos, which are based on prometheus storage formats, seem to say that it is impossible to back-fill data in a prometheus based system. Can anyone explain why and if there are any ...
2
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0answers
22 views

Thanos or Cortex - What handles very large scale (say, hundreds of millions of time series) better?

We're looking at a new metrics solution and are attempting to build it in house. So, my question is: What can scale more effectively / with less pain; Thanos or Cortex? I understand the general ...
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0answers
16 views

Add a custom label to a metric when querying from prometheus/prometheus-operator

I am trying to make a view in Grafana that would return the result of node_memory_MemFree_bytes{job="node-exporter"}} < 1000000000 by nodes from Prometheus datasource (from Prometheus-operator ...
1
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1answer
20 views

Pometheus-operator - modify Grafana mixin dashboard

Whenever I try to edit the provisioned dashboards I get an error stating that the provisioned dashboard can't be edited. I saw that there is an option to allow changes from the UI, but my questions is ...
0
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0answers
39 views

In K8s - Prometheus, which endpoint to scrape from to get container_cpu_cfs_throttled_seconds_total metric

Scenario I have an Amazon K8s cluster (EKS) and am starting out with Prometheus & K8s monitoring. It seems to me there are so many endpoints to scrape from. Here are what I have applied: node-...
1
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1answer
71 views

Prometheus - join series based on the key part of a label

In 1.16 k8s deprecated the label kubernetes.io/role: worker I had previously been using as a filter to target graphs to specific node role using this in my grafana variables declaration label_values(...
0
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1answer
125 views

Prometheus-operator - detection of expiring certs failing

I had a situation yesterday where my K8S master api cert has expired and I had Prometheus-operator active in the past weeks, but neither the 24 hours, neither the 7 days alert has triggered. I went to ...
4
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2answers
89 views

What is the Prometheus and Grafana ideal setup?

I am just wondering. If I have many environments monitored via Prometheus, what will be the best configuration? The security and efficiency are already important for on-premise installations but ...
1
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1answer
148 views

What is Unit testing in the context of YML configuration Alerting rules?

I read a very short blog posting about Unit testing alerts with Prometheus Can you explain me why I need unit testing for *.yml? What is the benefit of unit testing for configuration files? I not ...
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0answers
33 views

How to use the consul_io.py dynamic inventory script for grouping and for proper labelling in prometheus?

I've configured service-discovery in Consul for on-premiss servers in the company I work for and I'm using consul_io.py as a dynamic inventory script for Ansible. When I run the script, I get the ...
4
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1answer
67 views

Using Prometheus to monitor Spring Boot Applications in Kubernetes Cluster

I have spring boot powered microservices deployed in my local kubernetes cluster. The microservices are using micrometer and prometheus registry but due to our company policy the actuator is available ...
2
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0answers
77 views

Grafana sometimes can't resolve prometheus hostname [closed]

Scenario I deploy grafana and prometheus onto EKS cluster (AWS K8s service). If I use prometheus service's fqdn (prometheus-server.monitoring.svc.cluster.local) as the data source, grafana sometimes ...
0
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1answer
156 views

Replace/Consume Istio's Prometheus/Grafana by existing Prometheus-operator

I have multiple K8S clusters that have Prometheus-operator Helm chart installed in monitoring namespace. Each operator consists of Prometheus/Alertmanager/Grafana. Aside from it I have Istio Helm ...
1
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2answers
31 views

Gather resource usage by process in a kubernetes cluster

I am searching for a tool similar to Prometheus + Grafana that gather and record resource usage especially memory usage by process-ID or process-name. We have two components that are running ...
3
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1answer
1k views

How to calculate disk space required by Prometheus v2.2?

We are trying to calculate the storage requirements but is unable to find the values needed to do the calculation for our version of Prometheus (v2.2). Prometheus(v2.2) storage documentation gives ...
1
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1answer
98 views

Expose metrics for Kotlin using JMX_Exporter to prometheus

I am trying to use JMX_Exporter for my kotlin code to expose metrics to prometheus in order to show it in Grafana. I have gone through many articles and tried to understand how could it be done. I ...
4
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1answer
623 views

How to calculate burn rate for SLOs?

I've read the Google SRE book a few times but I need some clarifications on exactly how to set up the burn rate and understanding how long it'll take to trigger an alert. Most of my questions are ...
1
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2answers
74 views

What is the advantage of using Prometheus over ingesting metrics using logs?

I want to setup monitoring on our environment. I am wondering on what are the advantages of using something like Prometheus for making metrics vs. just using something like the ELK stack for creating ...
7
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1answer
2k views

Why is Prometheus not a good choice for data with high cardinality?

I have a background in relational databases and new to Prometheus. I wonder why Prometheus is not a good choice for high cardinality data? Why do I need to use low cardinality data? It's exact ...
4
votes
1answer
3k views

Prometheus alert CPUThrottlingHigh raised but monitoring does not show it

I have installed Prometheus to monitor my installation and it is frequently raising alerts about CPU throttling. The Prometheus alert rules to identify this alert is : alert: CPUThrottlingHigh expr: ...
2
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1answer
31 views

Which libraries generate observability metrics for applications in the cluster to prometheus?

I recently read "Cloud Native DevOps with Kubernetes" by O'reily and it mentions the RED and USE metrics which are a good starting point for gaining better observability into the system, however I'm ...
2
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1answer
389 views

Keeping graphs of terminated Kubernetes pods in Prometheus/Grafana

I love using Prometheus/Grafana to monitor and tune resource usage on my Kubernetes clusters. When pods are terminated, however, the graphs are disposed of it seems. I am looking for a solution to ...
3
votes
1answer
202 views

Does Prometheus expose the Horizontal Pod Autoscaler's “Current CPU Utilization” as shown in the Kubernetes dashboard?

In the Kubernetes dashboard, I can see for a HPA the following information: Min Replicas: 3 Max Replicas: 11 Target CPU Utilization: 80% Status Current Replicas: 3 Desired Replicas: 3 Current CPU ...
1
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0answers
52 views

How do I set up a Prometheus rule to routinely scrape an HTTP endpoint? [closed]

I'm getting started with Prometheus (Prometheus Operator), and I'm looking at adding it to an existing cluster, where each container has a /healthcheck endpoint, that is going to either return true, ...
1
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2answers
215 views

Jenkins plugin recomendation

My company wants to visualize the % of failed/successful deployments of jenkins jobs. And the way jenkins is arranged complicates the task, each team or project is a folder name and inside the ...
4
votes
1answer
1k views

How fast does Prometheus data grow?

This may sound like a vague question so I will provide some context below. The basic question is : What parameters describe the growth in size of a Prometheus database over time? To tie the question ...
3
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1answer
748 views

How to get hostname from node-exporter in Docker Swarm?

I have setup my monitoring with the cadvisor, node-exporter, prometheus, grafana stack in my clustered environment using docker swarm. What is the easiest way to get my actual hostnames picked up by ...
3
votes
1answer
400 views

What is a good storage for storing performance results and visualizing in grafana

Intro I am a tester and need to analyze the results of automated tests (response times and etc.) Current situation 1) I run performance tests using locust.io 2) During test execution, response ...
1
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1answer
197 views

Local Prometheus and Grafana Installations to Monitor a Kubernetes Cluster

We want to start our monitoring off the cluster on a local server. Is this practical and will it be feasible and reasonable to hook local Prometheus and Grafana installations into a Kubernetes ...
5
votes
4answers
173 views

How to find interdependencies between pods in a Kubernetes cluster?

Two Pods run in a Kubernetes cluster. One is a simple Wordpress application and the other a Mysql database. The Wordpress Pod communicates with the Mysql database. The aim is to find dependencies ...
13
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3answers
6k views

How do I troubleshoot missing data in my Prometheus database?

I have been gradually integrating Prometheus into my monitoring workflows, in order to gather detailed metrics about running infrastructure. During this, I have noticed that I often run into a ...