ITCamp 2012 - Martin Kulov - Using the cloud for load testing

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Using the Cloud for Load Testing

Martin Kulov Microsoft Regional Director, VS ALM MVP


Private & Public Cloud ITCamp 2012 sponsors


PERFORMANCE IS IMPORTANT!


INDUSTRY FACTS


WINDAYS12 TECHNOLOGY OBRAZOVNI PARTNER

47% of online shoppers expect page to load in 2 sec

[Source: Forrester Consulting]


Private & Public Cloud

• 47% of online shoppers expect page load in 2 sec

Industry Facts



40% abandon websites that load longer than 3 sec





• 40% abandon websites that load longer than 3 sec

Industry Facts



56% of online bankers and brokers expect web pages to load in 2 seconds or less.






• 56% of online bankers expect page load in 2 sec

Industry Facts



1sec delay in page response can result in a 7% reduction in conversions.

[Source: gomez.com, akamai.com]



• If an e-commerce site is making $100,000 per day…

• …a 1 second page delay could potentially cost $2.5 million in lost sales every year.

• [Source: gomez.com, akamai.com]






• 1 second delay - 7% conversions reduction

Industry Facts






• 1 second delay - 7% conversions reduction

• Faster sites are ranked higher in Google

Industry Facts



• Debugging • Profiling • Tracing • Measuring

Four pillars for better performance



• Measure a single request • Measure hundreds of requests • …may be even more requests

Putting some pressure



• Locally (on premise) • Externally (partner network) • Distributed (cloud)

Pressure coming from….



• Easy to provision • Easy to scale out • Predictable cost • Geographically dispersed

(i.e. latency)

Why use Cloud



• …is a measure of time delay experienced in a system [Wikipedia]

• Keeps server resources occupied longer • Makes clients abandon the page

Latency


Private & Public Cloud Testing latency

• You can simulate bandwidth… • … but no latency • Request and response are impacted • Windows Azure allows us to simulate real

latency


USING THE CLOUD FOR LOAD TESTING


Windows Azure

On-premise data center/ Private Cloud

Test Controller

Test Agent

Test Agent

Web02 Web01

DB

Test Agent

NLB

Azure Connect


Q & A Martin Kulov – [email protected]

Technology

ITCamp 2012 - Martin Kulov - Using the cloud for load testing