John McCalpin

APRIL 2, 2020

The presentation discusses a family of simple performance models that I developed over the last 20 years — originally in support of processor and system design at SGI (1996-1999), IBM (1999-2005), and AMD (2006-2008), but more recently in support of system procurements at The Texas Advanced Computing Center (TACC) (2009-present).

Benchmarking 59

Benchmarking Performance Latency Architecture 59

All Things Distributed

OCTOBER 2, 2017

Our straining database infrastructure on Oracle led us to evaluate if we could develop a purpose-built database that would support our business needs for the long term. Performant – DynamoDB consistently delivers single-digit millisecond latencies even as your traffic volume increases.

Internet 128

Internet Internet AWS Performance 128

The Agile Manager

MARCH 31, 2021

The disruption is not simply the result of a ship running aground and blocking traffic in a busy, narrow passageway. First, the Ever Given was involved in an incident in 2019 in which it was caught in high winds while operating at slow speed and collided with a pleasure ferry in the Elbe River in Hamburg, Germany.

Transportation 52

Transportation Retail Traffic Efficiency 52

Speed Curve

DECEMBER 19, 2018

Understanding the importance of loading scripts asynchronously might help increase adoption of this critical performance improvement, so we're going to walk through the evolution of async script loading starting way back in 2007. The best way to load scripts asynchronously is to use the async attribute.

Internet 53

Internet Internet Website Traffic 53