WhiteHedge Technologies is hiring, seeking resumes for application monitoring roles using Datadog. The document discusses ensuring software application performance, monitoring system health, and integrating metrics for continuous improvement. Additionally, it highlights the use of Datadog for tracking and analyzing application metrics, utilizing its features for enhanced visibility into application performance.

1. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Application Monitoring
using Datadog
Mukta Aphale
(DevOps Practice Head, WhiteHedge Technologies)
12 Dec 2015, DevOps Meetup, Pune

2. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
WhiteHedge Technologies

3. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Application Monitoring
• Ensure that a software application processes and performs in an
expected manner and scope
APM Runtime
Metrics
Health
of
the
application
Health
of
infrastructure
Provide
system/application
feedback
Continuous
Improvement

4. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Datadog
• Monitoring as a Service
• Agent Based
• Python
• Integrations
• Dashboards
• Tagging
• Alerts
• Checks

5. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Environment

6. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Challenge
• Monitor System Health
• Monitor Redis, MongoDB
• Application (API Server) runs as docker container
• Monitor application performance
• Logging slowed down performance
• Rapid development, No feedback mechanism
• Insight in application needed by management
• Insight needed by support, devops and developers

7. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Integration Dashboards

8. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
AWS

9. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Amazon - ElastiCache

10. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
System Overview

11. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
But…
•How to impress the management?! J
•How to deal with X environments and Y
versions?
•How to measure performance, without
affecting performance?

12. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Overview Dashboard
Dummy
Dummy
Dummy
Dummy
Dummy

13. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Debug: API Error Rate
Which
endpoint
is
having
more
errors?
Which
error
codes
are
being
thrown? Search
logs
in
Loggly if
needed.

14. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Datadog Tags
• Inherited from
Integrations
• Custom tags

15. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Templated Dashboards
• Dashboard variables
• Dynamically explore metrics

16. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Datadog API
•We can code:
• Instance configuration
• Infrastructure
• Deployments
•Why not monitoring?!
•Datadog has great API

17. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Datadog module for nodejs

18. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Measuring http response times from
application code

19. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Plot it!
Dummy1
Dummy2
Dummy3
Dummy4
Dummy
Data

20. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
What about performance while tracking
performance?
• Metrics from code are sent to local datadog agent using UDP
• Local datadog agent syncs the metrics to the datadog server
• Datadog dashboard reflects the metrics with some delay
• Application performance does not get affected

21. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Alerts

22. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Datadog Checks
•Collect metrics from datadog agent check
•Out of the box agent checks
•Custom agent checks in Python
•Interesting use cases:
• Keep alive check (Service is up)
• Network Check (HTTP, TCP)
• Validate response for expected data

23. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Using Datadog we could…
• Monitor dynamic infrastructure
• Monitor system health
• Monitor application availability
• Monitor application performance
• Show application & infra health graphically
• Provide feedback about health of system

24. @muktaaWe are hiring! Send resume to: hr@whitehedge.com
Thank You!
Questions?
We are Authorized Datadog Partners!
You can write to me at:
maphale@whitehedge.com
Twitter: @muktaa