Speed Curve

JANUARY 27, 2025

How does this affect your page speed, your Core Web Vitals, your search rank, your business, and most important – your users? For almost fifteen years, I've been writing about page bloat, its impact on site speed, and ultimately how it affects your users and your business. Keep scrolling for the latest trends and analysis.

Mobile 97

Mobile Best Practices Google Metrics 97

Alex Podelko

SEPTEMBER 8, 2020

Some time ago Federico Toledo published Performance Testing with Open Source Tools- Busting The Myths. How did you get into performance engineering? At first, we were using LoadRunner, but we quickly moved to Performance Center. After a year I was put in charge of the Performance Center platform (9.52

Open Source 223

Open Source Performance Testing Testing Performance 223

Dynatrace

AUGUST 10, 2021

Working effectively with speed and accuracy. Our update to Dynatrace mobile crash monitoring supports your effectiveness in analyzing mobile crashes with speed and accuracy. Dynatrace continues to work hard to make error and performance monitoring of mobile apps faster and more intuitive. What’s next.

Mobile 246

Mobile Retail Monitoring Games 246

Dynatrace

AUGUST 5, 2022

In a distributed processing environment, message queuing is similar, although the speed and volume of messages are much greater. It provides a consistent platform that integrates with a variety of message queuing types to enable consistent performance regardless of the platform. Queued messages are typically small and specific.

Monitoring 246

Monitoring Programming Serverless Speed 246

Dynatrace

AUGUST 5, 2022

In a distributed processing environment, message queuing is similar, although the speed and volume of messages are much greater. It provides a consistent platform that integrates with a variety of message queuing types to enable consistent performance regardless of the platform. Queued messages are typically small and specific.

Monitoring 246

Monitoring Programming Serverless Speed 246

Dynatrace

OCTOBER 26, 2020

All your JMeter results in Dynatrace for better performance engineering. Christian Inzko , Performance Engineer out of our Klagenfurt Lab, is running a lot of performance tests to validate performance and scalability of our Dynatrace clusters. For some of these tests, he’s using the open source tool Apache JMeter.

Innovation 234

Innovation Metrics Hardware Open Source 234

Brendan Gregg

JULY 4, 2021

It's an exciting time for developments in computer performance, not just for the BPF technology (which I often [write about]) but also for processors with 3D stacking and cloud vendor CPUs (e.g., This was a chance to talk about other things I've been working on, such as the present and future of hardware performance.

Performance 121

Performance Latency Hardware Storage 121

Speed Curve

FEBRUARY 10, 2025

Have you ever looked at the page speed metrics – such as Start Render and Largest Contentful Paint – for your site in both your synthetic and real user monitoring tools and wondered "Why are these numbers so different?" Let's go into more detail about end-user performance culprits.

Hardware 52

Hardware Internet Internet Speed 52

Dynatrace

AUGUST 12, 2020

As companies strive to innovate and deliver faster, modern software architecture is evolving at near the speed of light. This gives you deep visibility into your code running in Azure Functions, and, as a result, an understanding of its impact on overall application performance and user experience. Dynatrace news. Get started.

Serverless 246

Serverless Azure Monitoring Lambda 246

Dynatrace

APRIL 15, 2024

To address this, state and local governments are adopting multicloud environments to achieve the necessary speed, scale, and agility to keep up with faster digital transformation. In a monitoring scenario, teams typically preconfigure dashboards to alert about performance issues they may expect to see later.

Infrastructure 246

Infrastructure Efficiency Government Transportation 246

The Netflix TechBlog

NOVEMBER 15, 2022

Rendering is the final step in the VFX creation process, and processing on a render farm often can take several hours to complete just a single frame of a show, even when this process runs on the latest high-end hardware.

Cloud 291

Cloud Entertainment AWS Infrastructure 291

Dynatrace

AUGUST 30, 2019

Digital Performance: 99% reduction in Response Time, from 18.2s Reducing CPU Utilization to now only consume 15% of initially provisioned hardware. Dynatrace Real User Monitoring (RUM) captures very detailed user behavior, as well as experience and performance information, about every user on your applications.

Cache 214

Cache Database Architecture Government 214

CSS Wizardry

AUGUST 7, 2019

A trip from a device in London to a server in New York has a theoretical best-case speed of 28ms over fibre, but this makes lots of very optimistic assumptions. It’s vital that we understand just what TTFB can cover, and just how critical it can be to overall performance. Expect closer to 75ms. during our time optimising iPlayer.

Latency 270

Latency Ecommerce Servers Mobile 270

The Netflix TechBlog

NOVEMBER 9, 2021

AV1 playback on TV platforms relies on hardware solutions, which generally take longer to be deployed. Throughout 2020 the industry made impressive progress on AV1 hardware solutions. With multiple iterations, the team arrived at a recipe that significantly speeds up the encoding with negligible compression efficiency changes.

Media 246

Media Open Source Software Engineering Efficiency 246

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. A quick check of basic performance statistics showed over 30% higher CPU consumption. How would you _time_ time?

Speed 103

Speed Java AWS Virtualization 103

Percona

JUNE 22, 2023

As a MySQL database administrator, keeping a close eye on the performance of your MySQL server is crucial to ensure optimal database operations. A monitoring tool like Percona Monitoring and Management (PMM) is a popular choice among open source options for effectively monitoring MySQL performance.

Performance 136

Performance Monitoring Traffic Database 136

Dynatrace

AUGUST 12, 2020

As companies strive to innovate and deliver faster, modern software architecture is evolving at near the speed of light. This gives you deep visibility into your code running in Azure Functions, and, as a result, an understanding of its impact on overall application performance and user experience. Dynatrace news. Get started.

Serverless 217

Serverless Azure Monitoring Lambda 217

Dynatrace

AUGUST 29, 2024

Mining and public transportation organizations commonly rely on IoT to monitor vehicle status and performance and ensure fuel efficiency and operational safety. Critical data includes the aircraft’s ICAO identifier , squawk code, flight callsign, position coordinates, altitude, speed, and the time since the last message was received.

IoT 264

IoT Analytics Transportation Metrics 264

Dynatrace

NOVEMBER 15, 2021

Logs can include data about user inputs, system processes, and hardware states. With the help of log monitoring software, teams can collect information and trigger alerts if something happens that affects system performance and health. Optimized system performance. Increased collaboration.

Analytics 264

Analytics Monitoring DevOps Artificial Intelligence 264

DZone

FEBRUARY 27, 2021

As a Software Engineer, the mind is trained to seek optimizations in every aspect of development and ooze out every bit of available CPU Resource to deliver a performing application. Recently, I spent some time checking on the Performance (not a very detailed study) of the various programming languages. Ahem, Slow!

Java 214

Java C++ Benchmarking Programming 214

Dynatrace

NOVEMBER 22, 2022

In its pursuit, IT teams hover over system performance dashboards hoping their preparations will deliver five nines—or even four nines—availability. Instead, to speed up response times, applications are now processing most data at the network’s perimeter, closest to the data’s origin. Establish service-level objectives (SLOs).

Infrastructure 246

Infrastructure Availability Systems Retail 246

Alex Russell

MARCH 6, 2021

Back in 2016, I gave a talk outlining the causes and effects of the terrible performance of web apps built using popular tools on the fastest-growing device segment: low-end to mid-range Android phones. Poor performance has a compound effect on user expectations at an ecosystem level. Live by the link, die by the link.

Performance 127

Performance Network Mobile Metrics 127

Tim Kadlec

JANUARY 9, 2019

One question I’ve seen posed a few times in the past several months is whether performance really is a moral or ethical concern, or if that’s all heavy-handed exaggeration. When you stop to consider all the implications of poor performance, it’s hard not to come to the conclusion that poor performance is an ethical issue.

Performance 111

Performance Energy Internet Internet 111

The Morning Paper

NOVEMBER 3, 2019

An analysis of performance evolution of Linux’s core operations Ren et al., For example: “Red Hat and Suse normally required 6-18 months to optimise the performance an an upstream Linux kernel before it can be released as an enterprise distribution”, and. Google’s data center kernel is carefully performance tuned for their workloads.

Performance 108

Performance Benchmarking Tuning Hardware 108

The Netflix TechBlog

APRIL 17, 2019

Scalable Video Technology (SVT) is Intel’s open source framework that provides high-performance software video encoding libraries for developers of visual cloud technologies. 264/AVC, currently, the most ubiquitous video compression standard supported by modern devices, often in hardware. The success was repeated by H.264/AVC,

Open Source 167

Open Source Scalability Speed Efficiency 167

Dynatrace

DECEMBER 16, 2021

Service-level objectives (SLOs) are a great tool to align business goals with the technical goals that drive DevOps (Speed of Delivery) and Site Reliability Engineering (SRE) (Ensuring Production Resiliency). To learn more about how Dynatrace does SLOs, check out the on-demand performance clinic, Getting started with SLOs in Dynatrace.

DevOps 246

DevOps Social Media Mobile Metrics 246

Dynatrace

AUGUST 5, 2019

With Dynatrace, we follow a combination of agent and agent-less approach where the “secret sauce” lies in our Dynatrace OneAgent (watch my Performance Clinic YouTube tutorial with our Chief Software Architect Helmut Spiegl ). What’s the current performance of key database queries and stored procedures? Which Database to migrate?

Cloud 38

Cloud Traffic Database Network 38

Brendan Gregg

NOVEMBER 29, 2017

Hardware virtualization for cloud computing has come a long way, improving performance using technologies such as VT-x, SR-IOV, VT-d, NVMe, and APICv. The latest AWS hypervisor, Nitro, uses everything to provide a new hardware-assisted hypervisor that is easy to use and has near bare-metal performance.

Virtualization 110

Virtualization AWS Hardware Storage 110

The Morning Paper

OCTOBER 4, 2020

Understanding operational 5G: a first measurement study on its coverage, performance and energy consumption , Xu et al., Here the first finding was that the current strategy for determining when to hand-off has a 25% probability of worsening your link performance after handover. Application performance. SIGCOMM’20.

Energy 130

Energy Latency Performance Network 130

Randon ASCII

JANUARY 12, 2022

That meant I started having regular meetings with the hardware engineers who were working with IBM on the CPU which gave me even more expertise on this CPU, which was critical in helping me discover a design flaw in one of its instructions , and in helping game developers master this finicky beast. So, anyway. I wrote a lot of benchmarks.

Cache 126

Cache Latency Benchmarking Hardware 126

All Things Distributed

MARCH 19, 2018

Finally, re-training is performed every x-many minutes/hours/days to keep the models updated with new data. The algorithm state contains all the variables, statistics, and data structures needed to perform updates, that is, all that is required to continue training. This can all be done without touching a single line of code.

Scalability 129

Scalability Hardware AWS Tuning 129

Dynatrace

JUNE 30, 2020

In my role as DevOps and Autonomous Cloud Activist at Dynatrace, I get to talk to a lot of organizations and teams, and advise them on how to speed up delivery while also increasing the delivery in order to minimize the impact on operations. Dynatrace news. This can be your external facing website, internal business applications.

Lambda 205

Lambda Monitoring Cloud DevOps 205

Brendan Gregg

FEBRUARY 28, 2023

At USENIX SREcon22 APAC I gave the opening keynote on the future of computer performance, rounding up the latest developments and making predictions of where I see things heading. This talk originated from my updates to [Systems Performance 2nd Edition], and this was the first time I've given this talk in person! Or even on a plane.

Performance 103

Performance Latency Cache Virtualization 103

MachMetrics

JANUARY 23, 2020

You run a speed test on a website, and the results don’t match what you personally experience. Perhaps you feel like your site loads fairly quickly, but the speed test results are sub-optimal. It’s one of the most common (and frustrating) scenarios in web performance testing. Don’t stress over a score.

Speed 62

Speed Testing Website Cache 62

Alex Russell

JANUARY 30, 2024

The usual caveats also apply: Performance is a deep and nuanced domain, and much can go wrong beyond content size and composition. How sites manage resources after-load can have a big impact on perceived performance. Until and unless teams have better data about their performance, the global baseline budget should be enforced.

Performance 98

Performance Network Mobile Speed 98

O'Reilly

AUGUST 4, 2022

The claim is that AGI is now simply a matter of improving performance, both in hardware and software, and making models bigger, using more data and more kinds of data across more modes. How much of AGI is performance? We typically underappreciate how complex such systems are. How much of AGI is big/bigger/biggest data?

Games 136

Games Social Media Hardware Architecture 136

CSS - Tricks

AUGUST 18, 2020

When even a bit of React can be a problem on devices slow and fast alike, using it is an intentional choice that effectively excludes people with low-end hardware. What follows are my findings on React performance as I’ve tried to meet this challenge in a way that’s best for users. It makes organizing code easier.

Performance 104

Performance Mobile Servers Code 104