Talk presented at DevOps Days Florianopolis You can check the demo code here: `https://github.com/dalssaso/prometheus-grafana-devops-floripa`

1. Prometheus + Grafana =
Awesome Monitoring

2. • Henrique Galafassi Dalssaso
• 21 years old
• 5 years as SysAdmin
• 1 year as DevOps
• DevOps Engineer at DevGrid, UK Based company that provide software development solutions
1
About Me

3. • What is Prometheus?
• How does it Work?
• Main features
• Components
• Query Language
• Client Libraries and Exporters
• Grafana
• What is it?
• Demo
2
Agenda

4. ● Monitoring and Alerts tool
● Came out from a necessity at SoundCloud
● Based on Microservices approach
3
What is Prometheus?

5. 4
How does it Work?

6. ● Microservice that provide and manage alerts
● Configuration based on YAML Syntax
● Alerts can be created using simple logic, like if statements
5
AlertManager

7. ● Microservice used for short lived jobs
● It’s not an aggregator and yes a cache
● All the pushes are made via REST APIs
6
PushGateway

8. ● Dashboard created using Ruby on Rails framework
● To be discontinued
7
PromDash

9. ● Easy to use Query Language that you’ll use to get metrics into the Dashboards and alerts
● Easy Learning Curve
8
PromQL (PQL)
http_requests_total{job="apiserver", handler="/api/comments"}[5m]

10. ● 15+ Supported Languages (Go, Java, Python, Ruby, Haskell…)
● Easy Implementations
9
Client Libraries

11. ● Microservices that will run side by side with the applications and export metrics to prometheus servers
● Most of the Exporters are made by the community
10
Exporters

12. ● Dashboard tools
● Multiple Data Sources support (InfluxDB, Graphite, Prometheus, ElasticSearch…)
● Alerts
11
Grafana

13. 12
DEMO!!!
https://github.com/dalssaso/prometheus-grafana-devops-floripa

14. Thanks for your time