The document discusses Kubernetes monitoring using Prometheus and Grafana, highlighting the need for effective monitoring in cloud-native applications. It provides an overview of Prometheus architecture, integration demos with Spring Boot and .NET Core, and emphasizes the importance of metrics collection and visualization. Additionally, it addresses the installation of Prometheus through the kube-prometheus-stack and the use of service and pod monitors for scraping metrics.

1. Nilesh Gule
@nileshgule | www.HandsOnArchitect.com
Monitoring Kubernetes
With
Prometheus and Grafana

2. $whoami
{
“name” : “Nilesh Gule”,
“website” : “https://www.HandsOnArchitect.com",
“github” : “https://GitHub.com/NileshGule"
“twitter” : “@nileshgule”,
“linkedin” : “https://www.linkedin.com/in/nileshgule”,
“likes” : “Technical Evangelism, Cricket”,
“co-organizer” : “Azure Singapore UG”
}

3. @nileshgule
Kubernetes
Monitoring
Prometheus and Grafana
Need for Prometheus & Grafana Prometehus Architecture
Spring Boot integration demo .Net Core integration demo
Alert manager demo
Agenda

4. Pre-requisites
• Self contained application with all its
dependencies
Docker
• Orchestrates containers
• Self healing
• Service discovery
• Scaling
Kubernetes
• Dockerhub / private container registry
• Repository for storing container images
Container Registry
• Managed Kubernetes service on Azure
• Native integration with other Azure services like Azure Active
Directory (AAD), Azure Container registry (ACR), Azure
Container Instances (ACI), Azure Monitor etc.
Azure Kubernetes Service (AKS)

5. @nileshgule
Rise of Cloud Native Adoption
Building Cloud Native Software on Top of Kubernetes (slideshare.net)

7. @nileshgule
CNCF cloud trail
https://github.com/cncf/trailmap

8. @nileshgule
Prometheus Architecture

9. @nileshgule
Prometheus Metric Types

10. @nileshgule
Install Prometheus using Kube-prometheues-stack
https://github.com/prometheus-community/helm-charts/tree/main/charts/kube-prometheus-stack
 Installs collection of Kubernetes manifests, Grafana dashboards and Prometheus rules
 Documentation and scripts to provide easy to operate end-to-end Kubernetes cluster monitoring
with Prometheus using the Prometheus operator
 Prometheus operator : simplify & automate the configuration of Prometheus based monitoring stack
for Kubernetes clusters
 Kubernetes custom resources
 Simplified deployment configuration (versions, persistence, retention policies, replicas)
 Prometheus target configurations

11. @nileshgule
Conference App Demo setup
https://github.com/NileshGule/spring-boot-conference-app/tree/mssql-server

12. @nileshgule
Spring Boot Conference App integration
https://github.com/NileshGule/spring-boot-conference-app/tree/mssql-server

13. @nileshgule
TechTalks Demo setup
1000
(configurable)
messages
Batch of 50
(configurable)
messages
https://github.com/NileshGule/pd-tech-fest-2019

14. @nileshgule
.Net Core TechTalks Integration
https://github.com/NileshGule/pd-tech-fest-2019

15. Summary
• Modern day cloud native applications need new ways of monitoring
• Prometheus provides easy to use metrics for platforms, applications
• Use service monitor to scrape metrics for Kubernetes service
• Use pod monitor to scrape metrics for Kubernetes pods
• Grafana provides visualization capabilities to build intuitive dashboards
• Alert Manager provides alerting capabilities based on Prometheus queries
/ expressions

16. Prometheus.io
Grafana.com
Kube Prometheus Stack
Prometheus operator
Houssem Dellai – Prometheus & Grafana for monitoring Kubernetes
Tech world with Nana
Prometheus debugging

17. https://github.com/NileshGule/pd-tech-fest-2019
https://github.com/NileshGule/spring-boot-
conference-app/tree/mssql-server

18. Thank you very much
Code with Passion and Strive for Excellence
https://www.slideshare.net/nileshgule/presentations
https://speakerdeck.com/nileshgule/

19. Nilesh Gule
ARCHITECT | MICROSOFT MVP
“Code with Passion and
Strive for Excellence”
nileshgule @nileshgule Nilesh Gule
NileshGule
www.handsonarchitect.com

20. Q&A