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Geek Reading - Week of June 5, 2013

DZone

Improving testing by using real traffic from production ( Hacker News). Dew Drop – June 5, 2013 (#1,561) ( Alvin Ashcraft's Morning Dew). The Daily Six Pack: June 5, 2013 ( Dirk Strauss). Google Analytics Becomes A Robust Testing Platform With Content Experiments API ( Google Analytics Blog).

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Understanding the Importance of 5 Nines Availability

IO River

In 2013, Amazon experienced a brief outage that lasted approximately 30 minutes. The stakes are even higher during high-traffic periods such as Black Friday or Cyber Monday. Local outages might cause traffic to be routed to non-local Points of Presence (PoPs), considerably decreasing performance and usability.

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Understanding the Importance of 5 Nines Availability

IO River

In 2013, Amazon experienced a brief outage that lasted approximately 30 minutes. The stakes are even higher during high-traffic periods such as Black Friday or Cyber Monday. Local outages might cause traffic to be routed to non-local Points of Presence (PoPs), considerably decreasing performance and usability.

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Cache and Prizes

Alex Russell

This reconfirms observations from the HTTP Archive , published by Steve Souders in 2013. That is unlikely given the need for SRI annotations or the unbecoming practice of speeding up high-traffic sites, but not others. One challenge for fair inclusion is the tension between site-count-weighting and traffic-weighting.

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The Performance Inequality Gap, 2021

Alex Russell

The cheapest (high volume) Androids perform like 2012/2013 iPhones, respectively. CrUX data collection and first-party RUM analytics of these metrics require live traffic, meaning results can be predicted but only verified once deployed. twitter.com/slightlylate/status/1139684093602349056 455 06:18 AM · Feb 28, 2020.

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Front-End Performance Checklist 2021

Smashing Magazine

This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. Study common complaints coming into customer service and sales team, study analytics for high bounce rates and conversion drops.

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Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]

Smashing Magazine

Study common complaints coming into customer service and sales team, study analytics for high bounce rates and conversion drops. Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). Yet often, analytics alone doesn’t provide a complete picture.