article thumbnail

The Speed of Time

Brendan Gregg

Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? I love short benchmarks like this as I can disassemble the resulting binary and ensure that the compiled instructions match my expectations, and the compiler hasen't messed with it. ## 6. Microbenchmark os::javaTimeMillis() on both systems.

Speed 126
article thumbnail

The Speed of Time

Brendan Gregg

Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? I love short benchmarks like this as I can disassemble the resulting binary and ensure that the compiled instructions match my expectations, and the compiler hasen't messed with it. ## 7. Microbenchmark os::javaTimeMillis() on both systems.

Speed 40
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Trending Sources

article thumbnail

Average Page Load Times for 2020 – Are you faster?

MachMetrics

As you know, there are many metrics that determine a website’s page speed, and we can’t look at just one of them to determine how performant our site is. By analyzing the data from Backlinko.com and their Page Speed Stats article, we’ll look to answer these questions: What size should be a website be?

article thumbnail

10 things I love about SpeedCurve (that I think you'll love, too)

Speed Curve

I joined the team in early 2017, and I'm blown away at how quickly the years have flown by. Fighting regressions should be the top priority of anyone who cares about the speed of their site. READ : How to create a competitive benchmark dashboard ––––– 4. We're officially in our tweens!

article thumbnail

The Performance Inequality Gap, 2021

Alex Russell

TL;DR: A lot has changed since 2017 when we last estimated a global baseline resource per-page resource budget of 130-170KiB. To update our global baseline from 2017, we want to update our priors on a few dimensions: The evolved device landscape. The Moto G4 , for example. Here begins our 2021 adventure. Hard Reset.

article thumbnail

AMD EPYC 7002 Series Processors and SQL Server

SQL Performance

The initial reviews and benchmarks for these processors have been very impressive: AMD EPYC 7002 Series Rome Delivers a Knockout. AMD Rome Second Generation EPYC Review: 2x 64-core Benchmarked. TPC-H Benchmark Results with SQL Server 2017. TPC-E Benchmark Results with SQL Server 2017. Lower power usage.

Servers 52
article thumbnail

The Performance Inequality Gap, 2024

Alex Russell

HTML, CSS, images, and fonts can all be parsed and run at near wire speeds on low-end hardware, but JavaScript is at least three times more expensive, byte-for-byte. India's speed test medians are moving quickly, but variance is orders-of-magnitude wide, with 5G penetration below 25% in the most populous areas.