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!

Performance 52

Performance Latency Cache Virtualization 52

Scalegrid

OCTOBER 2, 2019

October 2, 2019 – ScaleGrid, a rapidly growing leader in the Database-as-a-Service (DBaaS) space, has just launched their new fully managed Hosting on Azure for Redis™ service. The demand for Redis™ is skyrocketing across dozens of use cases, particularly for cache, queues, geospatial data, and high speed transactions.

Azure 100

Azure Availability Open Source Virtualization 100

Smashing Magazine

APRIL 17, 2019

Optimizing Performance With Resource Hints. Optimizing Performance With Resource Hints. 2019-04-17T12:30:16+02:00. 2019-04-29T18:34:58+00:00. Modern web browsers use all sorts of techniques to help improve page load performance by guessing what the user may be likely to do next. Drew McLellan. Preconnecting.

Performance 106

Performance Games Servers Cache 106

SQL Performance

MARCH 17, 2020

Back in 2014, I wrote an article called Performance Tuning the Whole Query Plan. This follow-up post revisits the question for SQL Server 2019, using a larger number of rows. This machine has four i7 CPUs (hyperthreaded to 8) with a base speed of 2.4GHz. Performance is competitive at around 15ms.

Servers 86

Servers Tuning Database Efficiency 86

The Netflix TechBlog

APRIL 17, 2019

Intel and Netflix announced their collaboration on a software video encoder implementation called SVT-AV1 on April 8, 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. What is SVT-AV1?

Open Source 166

Open Source Scalability Speed Efficiency 166

The Morning Paper

OCTOBER 4, 2020

Understanding operational 5G: a first measurement study on its coverage, performance and energy consumption , Xu et al., The study is based on one of the world’s first commercial 5G network deployments (launched in April 2019), a 0.5 For UDP , the authors achieved 880 Mbps dowload and 130 Mbps upload speeds.

Energy 130

Energy Latency Performance Network 130

CSS - Tricks

JULY 18, 2019

The irony of web performance is that the average page weight of a site continues to go up year after year, despite us being more aware of the problem and having more tools at our disposal to fight it than ever. They made it so that performance is integrated right into managing content on a WordPress site. That's pretty awesome!

Performance 41

Performance Storage Speed Servers 41

Percona

DECEMBER 20, 2018

Let’s look at some of the most popular Percona Database Performance Blog posts in 2018. With the Percona Database Performance Blog, Percona staff and leadership work hard to provide the open source community with insights, technical support, predictions and metrics around multiple open source database software technologies.

Database 40

Database Tuning Performance AWS 40

KeyCDN

JANUARY 31, 2019

Today we’re excited to announce that we’ve launched yet another POP location to help further supercharge our network’s content delivery speeds. With Bucharest being the capital and largest city of Romania, it makes for a great edge server location. Our newest point of presence has been launched in Bucharest, Romania!

Internet 48

Internet Internet Ecommerce Speed 48

Scalegrid

OCTOBER 2, 2019

October 2, 2019 – ScaleGrid, a rapidly growing leader in the Database-as-a-Service (DBaaS) space, has just launched their new fully managed Redis on Azure service. The demand for Redis is skyrocketing across dozens of use cases, particularly for cache, queues, geospatial data, and high speed transactions. PALO ALTO, Calif.,

Azure 37

Azure Cloud Open Source Virtualization 37

Smashing Magazine

FEBRUARY 15, 2021

A video with large dimensions or a high bitrate will take longer to download and will require a higher speed network to play back smoothly. Bitrate is the playback speed of the video. However, all the other connections have a downlink speed that’s significantly lower than 20 MBPS. There is a solution though! Large preview ).

Network 143

Network Speed Website Mobile 143

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 126

Speed Java AWS Virtualization 126

High Scalability

OCTOBER 3, 2019

This Redis management solution allows startups up to enterprise-level organizations automate their Redis operations on Microsoft Azure dedicated cloud servers, alongside their other open source database deployments, including MongoDB , MySQL and PostgreSQL.

Azure 23

Azure Cloud Open Source Cache 23

KeyCDN

SEPTEMBER 12, 2019

When it comes to marketing your website, there are a lot of different aspects to consider, such as speed, SEO, conversation rates, bounce rate, and many others. We normally focus solely on the performance aspect, but today we want to dive into additional ways you can optimize images for the web.

Social Media 106

Social Media Media Google Website 106

Smashing Magazine

MARCH 28, 2019

2019-03-28T10:30:39+01:00. 2019-04-29T18:34:58+00:00. Because server technology is rarely understood by the people who own websites, it’s easy for them to mistakenly think they can save money there. You build an amazing website that aims to do exactly what your client wanted, but the server technology is holding it back.

Website 48

Website Servers Design Traffic 48

Rigor

JULY 2, 2019

Either way, redirection increases the amount of time it takes for your site to render, and you should minimize its use to optimize page performance. Redirection increases the amount of time it takes for your site to render, and you should minimize its use to optimize page performance. webperf #perfmatters Click To Tweet.

Mobile 60

Mobile Traffic Google Latency 60

CSS - Tricks

NOVEMBER 1, 2019

People say JAMstack sites are fast — let’s find out why by looking at real performance metrics! The FCP distribution for the 10th, 50th and 90th percentile values as reported on August 1, 2019. TTI distribution for the 10th, 50th and 90th percentile values as reported on August 1, 2019. First Contentful Paint ( FCP ).

Speed 46

Speed Mobile Metrics Scalability 46

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 52

Speed Java AWS Virtualization 52

KeyCDN

MAY 14, 2019

It’s no longer necessary to store several variations of the same image on your server. This will reduce the total number of image operations because once the image has been processed it will be cached by our shield servers, allowing our edge servers to pull and cache the processed image instead of having to process the image again.

Processing 13

Processing Cache Latency Network 13

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 40

Speed Java AWS Virtualization 40

Percona

JULY 15, 2023

Introduction to MySQL Indexes Indexes in MySQL are database structures used to optimize data retrieval speed and efficiency. They are a roadmap that speeds up the process of finding specific rows in a large table. As such, index design must strike a balance between improved query speed and efficient data modification.

Virtualization 77

Virtualization Speed Database Efficiency 77

Smashing Magazine

JUNE 26, 2019

What Web Designers Can Do To Speed Up Mobile Websites. What Web Designers Can Do To Speed Up Mobile Websites. 2019-06-26T14:00:59+02:00. 2019-06-26T14:06:48+00:00. I recently wrote a blog post for a web designer client about page speed and why it matters. Suzanne Scacca. She was torn though. Clean coding practices.

Website 110

Website Speed Mobile Design 110

MachMetrics

JUNE 30, 2021

Website performance & speed plays a major role in the success of an online business. High-performing fast sites attract and preserve users better than low-performing ones. The screenshot below explains that page load time and lighthouse performance scores are not the same, yet they are really close to each other.

Cache 78

Cache Speed Google Website 78

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 124

Performance Network Cache Metrics 124

SQL Performance

FEBRUARY 3, 2020

While I got decent results in my first attempt, I wanted to see if I could improve the performance in part 2. There I outlined a few of the things I thought might be performance issues, and laid out how I would better partition the destination table for optimal columnstore compression. Other Testing. tblOriginal.

Speed 113

Speed Processing Servers Storage 113

Smashing Magazine

MAY 5, 2021

In 2019, we sold 500k tickets a year, so our operations are complex and we need to showcase it with our landing pages in an appealing and fast manner. But first, let’s talk about the importance of speed improvement. Why Is Speed Improvement Necessary To Our SEO Efforts? Now it kicks into play in the server.

Google 111

Google Architecture Servers Speed 111

The Morning Paper

JULY 11, 2019

View-centric performance optimization for database-backed web applications Yang et al., The problem set-up in this paper discusses the importance of keeping web page load times low as a fundamental contributor to user satisfaction (See e.g. ‘ Why performance matters ’). on average, and up to 38x. Introducing Panorama.

Database 47

Database Performance Speed Servers 47

Smashing Magazine

OCTOBER 29, 2019

Speed Up Your Website With WebP. Speed Up Your Website With WebP. 2019-10-29T12:30:59+02:00. 2019-10-29T13:36:09+00:00. Even if you resize your images to the exact specifications of your website and run them through a compressor, they can still put a strain on performance and run up bandwidth usage.

Website 72

Website Speed Cache Google 72

Smashing Magazine

FEBRUARY 2, 2022

Improving JavaScript Bundle Performance With Code-Splitting. Improving JavaScript Bundle Performance With Code-Splitting. Before delving into details about code-splitting, let’s quickly remind ourselves what makes JavaScript so impactful on overall performance. Performance Costs. Adrian Bece. 2022-02-02T10:30:00+00:00.

Code 89

Code Performance Network Website 89

SQL Performance

JULY 16, 2019

A close monitoring of the hardware enthusiast community, including many of the most respected hardware analysts and reviewers paints an even more dire picture about Intel in the server processor space. Despite all of this, Intel is not going to lose their entire server processor business any time soon. So, what has changed my mind?

Servers 46

Servers Hardware Architecture Retail 46

Smashing Magazine

JULY 29, 2019

2019-07-29T14:00:59+02:00. 2019-07-29T13:06:57+00:00. The speed of mobile networks, too, varies considerably between countries. Perhaps surprisingly, users experience faster speeds over a mobile network than WiFi in at least 30 countries worldwide, including Australia and France. Chris Ashton. per GB respectively.

Cache 96

Cache Google Mobile Network 96

SQL Performance

AUGUST 27, 2019

On August 7, 2019, AMD finally unveiled their new 7nm EPYC 7002 Series of server processors, formerly code-named "Rome" at the AMD EPYC Horizon Event in San Francisco. This is the second generation EPYC server processor that uses the same Zen 2 architecture as the AMD Ryzen 3000 Series desktop processors.

Servers 52

Servers Benchmarking Virtualization Architecture 52

SQL Performance

MARCH 8, 2021

SQL Server 2014 SP2 and later produce runtime (“actual”) execution plans that can include elapsed time and CPU usage for each execution plan operator (see KB3170113 and this blog post by Pedro Lopes). SQL Server makes some timing adjustments in parallel plans to promote consistency, but they are not perfectly implemented. TheYear , CA.

Servers 95

Servers Tuning Architecture Processing 95

KeyCDN

JULY 11, 2019

Image Optimization Importance We have been talking a lot about website optimization lately and have interviewed many web performance experts to get their recommendations and advice. Here are just a few of their responses: A big focus for our performance team is (and will continue to be) optimizing images. You guessed it, images.

Speed 52

Speed Website Mobile Latency 52

HammerDB

JUNE 27, 2022

This post is targeted towards the questions most often asked by non-technical management who want to get up to speed on what HammerDB is (what it isn’t) and how it can benefit their organization. It enables the user to measure database performance and make comparative judgements about database hardware and software.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

CSS - Tricks

MARCH 16, 2020

to run Google Lighthouse audits via the command line, save the reports they generate in JSON format and then compare them so web performance can be monitored as the website grows and develops. These are: Performance Accessibility Best Practices SEO Progressive Web App. Here’s what a full report looks like. Let’s find out how.

Google 82

Google Latency Website Metrics 82

SQL Performance

APRIL 27, 2020

Many of the newer features we have in SQL Server were initially launched in Azure SQL Database, including (but not limited to) Always Encrypted, Dynamic Data Masking, Row Level Security, and Query Store. There is a lot of awesome technology involved with Hyperscale in how it is architected to use SSD-based caches and page servers.

Azure 55

Azure Database Serverless Hardware 55