1. Finding and Fixing
Performance Issues with
New Relic RPM
December 8th, 2010 @ 10AM PST
Brian Doll - New Relic
Application Performance Engineer

2. New Relic is the leading software as a service
provider of application performance
management tools. More than 6,000 companies
use RPM™, to manage more than 90,000
Java, .net, php, Ruby, or JRuby applications.
RPM enables developers and operations teams
to monitor, troubleshoot and optimize their web
applications.
Brian Doll
Application Performance Engineering
http://www.slideshare.net/briandoll

3. ✓Monitors
RPM ✓Troubleshoots
✓Tunes
Web Applications
In the Cloud
or
Datacenter
NewRelic.com

4. Top 5 Performance Issues
#5 N+1 Queries
Death by a
thousand
paper cuts
NewRelic.com

5. 70x per
transaction!
NewRelic.com

6. 1 parent
+ 15 children
___________________________________
16 queries!
NewRelic.com

7. Eager vs. Lazy Loading
Eager
vs.
La zy
2 SQL queries vs. 16 SQL queries
NewRelic.com

8. Top 5 Performance Issues
#5 N+1 Queries
#4 Slow SQL performance
NewRelic.com

9. Transaction Traces
Almost one
full second!
Missing index
Explain Plans are Maps to Improving SQL Queries
NewRelic.com

10. Top 5 Performance Issues
#5 N+1 Queries
#4 Slow SQL performance
#3 Insufficient System Resources
NewRelic.com

11. Waiting in line...
NewRelic.com

12. How are we constrained?
NewRelic.com

13. Scaling Silver Bullet?
+ ?
+ ?
+ ?
NewRelic.com

14. Top 5 Performance Issues
#5 N+1 Queries
#4 Slow SQL performance
#3 Insufficient System Resources
#2 Web Service Domino Effect
NewRelic.com

15. Uh oh...
NewRelic.com

16. Search service unavailable
leads to...
Unhappy customers
leads to...
Lost sales
!%&'()*
!"#$
!"#$
!"#$
!"#$
!
"#$
/b
NewRelic.com

17. Circuit Cascading
Breakers Failures
NewRelic.com

18. Top 5 Performance Issues
#5 N+1 Queries
#4 Slow SQL performance
#3 Insufficient System Resources
#2 Web Service Domino Effect
#1 Repetitive Work Syndrome
or
Cache as cache can
NewRelic.com

19. Slow
Lots of
work
NewRelic.com

20. Caching is easy.
Cache invalidation is not.
NewRelic.com

21. How RPM Works
a! a!
a! a! Https
Applications
New Relic Service
Https
๏ Secure, reliable service
๏ No private user data
๏ View app performance from anywhere
App Team
Supports
NewRelic.com

22. +
Faster apps = Happy customers
NewRelic.com

23. •Installs in 2 minutes
•Supports Joyent SmartMachines
✓Java
✓Ruby
Special Offer:
✓PHP
15% discount for
Joyent customers
NewRelic.com

24. Q&A

25. Questions?
• Live Q&A during the webinar
• http://support.newrelic.com/
• Email: support@newrelic.com
• Twitter: @NewRelic
• IRC: #NewRelic on Freenode
NewRelic.com