The Performance and Scalability Mindset

The Performanceand ScalabilityMindsetBrian Doll / @briandoll / New Relic

Performance is ValuePerformance is Value

Maintain Value

Proactive vs. Reactive

Optimize for Real World Use

Martin Fowler’s Technical Debt Quadrant Reckless Prudent“We don’t have time “We must ship now for design” and deal with consequences”DeliberateInadvertent “Now we know how “What’s Layering?” we should have done it”

What is your perspective?

What is your perspective?Speed

What is your perspective?SpeedCost

What is your perspective?SpeedCostOperational Efﬁciency

SimplicityCommunicationFeedbackRespectCourage

Who watches the watchmen?

SaaS Application Performance Monitoring * APM as a Service * In-app agent instrumentation * Support for 5 Languages (Ruby, Java, PHP, .NET, Python) * 175,000+ app processes monitored globally * 10,000+ customers

By the numbers...* 20+ Billion application metrics collected every day* 1.7+ Billion web page metrics collected every week* Each "timeslice" metric is about 250 bytes* 100k timeslice records inserted every second* 7 Billion new rows of data every day* Data collection handled by 9 sharded MySQL servers

New Relic Web UI* Ruby on Rails* nginx* Linux* 2 @ 12 core Intel Nehalem CPUs w/ 48Gb RAM

Data Collector and Web Beacon Services* Servlets on Jetty* App metrics collector: 180k requests per minute, responding in 3ms* Web metrics beacon service: 180k requests per minute, responding in 0.15ms* Sharded MySQL using the Percona build* 9 @ 24 core Intel Nehalem w/ 48GB RAM, SAS attached RAID 5* Bare metal (no virtualization)

5 Lessons Learned

1. Keep it simple

2. Less is more

3. Trendy != Reliable

4. Plan for scale

s s ode Epi New Ja Relic va y5. Use the right technology Ngin x Je5y R ub Rails for a given task

ThanksBrian Doll / @briandoll / New Relic

The Performance and Scalability Mindset

by Brian Doll on Jun 30, 2011

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