In DevOps world, the responsibility of monitoring is not only for the infrastructure team but also for developers as well. In this session, developers will know how to help and make monitor better with their coding to define monitoring. Coding Defines Monitoring for Code Mania 100 : Coding Defines Anything at Faculty of Engineering, Chulalongkorn University on November 6, 2016

1. Coding defines
Monitoring
Jirayut Nimsaeng (Dear)
Founder Opsta
Code Mania 100 : Coding Defines Anything
Faculty of Engineering, Chulalongkorn University | November 6, 2016
How developer do monitoring as a code

2. #whoami
Jirayut Nimsaeng (Dear)
● Founder of Opsta
https://facebook.com/opstacloud
● Senior DevOps at Kaidee
● Focus on building scale with
Cloud Automation
● Open Source Contributor
https://github.com/opsta
OpenStack Contributor

3. Monitoring Stacks
Network
Physical Devices
OS and
Application
Development
Application
Business

4. Network
● Bandwidth In/Out
● Connection
● Error/Loss
● Load on devices
● Traffic breakdown
● Latency

5. Physical Devices
● Hardware
● Temperature
● Fans
● Voltages
● Power Consumption

6. OS and Application
Operating System
● CPU
● Memory
● Hard Disk
● Network
● Load
Application
● Process
● Memory/Network footprint
● Logging
● Connection
● Specific value

7. Development Application
● Response time
○ Function
○ API
● Connection
○ Database
○ Other services
● Success/Error
● Counting
● Logging
● Application Specific

8. Business

9. Type of monitoring data
Log
Metric
Check

10. Check

11. Metric

12. Log

13. Traditional Monitoring Tools

14. Modern Monitoring Features
● Dashboard
● Scaling
● Alert
● High Availability
● API
● Monitor as a Code
● Automated
● Developer Self Service

15. Modern Monitoring Tools

16. Monitor Components
Database
Analysis
Alert
Visualize
Collector
Sensor

17. Monitor Components

18. Graylog

19. Prometheus

20. Elasticsearch

21. Sensu

22. Sensu check configuration
{
"checks": {
"sensu-website": {
"command": "check-http.rb -u https://sensuapp.org",
"subscribers": [
"production"
],
"interval": 60,
"contact": "ops"
}
}
}

23. Client
Client
Sensu self-deploy monitor
Server
Clients
Trigger Deploy
Run Check

24. InfluxDB + Grafana

25. Application Monitor with StatsD

26. Demo

27. QA