Brendan Gregg

JULY 4, 2021

## References I've reproduced the talk references below, so you can click on links: - [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] Jul 2008 - [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] 2010 - [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency? Ford, et al., “TCP

Performance 140

Performance Latency Hardware Storage 140

Brendan Gregg

FEBRUARY 28, 2023

## References I've reproduced the references from my SREcon22 keynote below, so you can click on links: - [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] Jul 2008 - [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] 2010 - [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency?

Performance 110

Performance Latency Cache Virtualization 110

Rigor

FEBRUARY 2, 2018

Google recently announced the launch of their Speed Update. This change to how Google ranks websites for searches will now take mobile page speed into account in its ranking algorithm. While the Speed Update won’t be in effect until July 2018, there are steps that companies can take now to make sure they are not penalized.

Speed 40

Speed Social Media Google Traffic 40

Percona

DECEMBER 20, 2018

Let’s look at some of the most popular Percona Database Performance Blog posts in 2018. We’ve had nearly 4 million visits to the blog in 2018: thank you! As 2018 moves into 2019, let’s take a quick look back at some of the most popular posts on the blog this year. How to Speed Up Pattern Matching Queries.

Database 40

Database Tuning Performance AWS 40

Nick Desaulniers

JUNE 2, 2018

ccache , the compiler cache, is a fantastic way to speed up build times for C and C++ code that I previously recommended. Recently, I was playing around with trying to get it to speed up my Linux kernel builds, but wasn’t seeing any benefit. Sat Mar 17 03:04:59 UTC 2018. cat /proc/version Linux version 4.15.0-13-generic

Speed 46

Speed Cache C++ Systems 46

KeyCDN

MARCH 10, 2021

According to Wikipedia, Greece has an average internet connection speed of just over 30 Mbps. Compared to other countries in the region, the connection speed has room to grow. Athens - Greece The POP in Athens brings better performance to Greece with a population of over 10 million people. Lagos - Nigeria Africa got its second POP!

Latency 110

Latency Internet Internet Tuning 110

The Netflix TechBlog

APRIL 17, 2019

In 2018, AOM has published a specification for the AV1 video codec. The encoder can typically be improved years after the standard has been frozen including varying speed and quality trade-offs. Netflix interest in SVT-AV1 Reference software typically focuses on the best possible compression at the expense of encoding speed.

Open Source 166

Open Source Scalability Speed Efficiency 166

Dynatrace

JULY 30, 2021

Back in 2018, we taught those DevOps concepts and implemented unbreakable pipelines for cloud-native delivery projects. Speed up your delivery processes by automating your quality gates into your Jenkins, GitLab, …. Hands-on 4: Integrate into your existing DevOps automation.

Cloud 213

Cloud DevOps Azure Virtualization 213

Website Optimization

DECEMBER 19, 2018

American companies are expected to spend close to $20 billion on consumer data in 2018 (New York Times 2018). Personal consumer data has become the oil of the 21st century. Data trackers are the main way advertisers gather this valuable consumer data.

Speed 45

Speed Website 45

MachMetrics

DECEMBER 14, 2019

Similar to our article Average Page Load Times for 2018 , we’ll go over the averages for metrics and help you determine if your site is faster or slower than average. 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.

Best Practices 105

Best Practices Speed Mobile Google 105

Brendan Gregg

FEBRUARY 28, 2023

References I've reproduced the references from my SREcon22 keynote below, so you can click on links: [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] , Jul 2008 [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] , 2010 [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency?

Performance 52

Performance Latency Cache Virtualization 52

Dynatrace

SEPTEMBER 30, 2019

In a 2018 Cloud Native Computing Foundation (CNCF) survey of 5,000 enterprises , 40% of enterprises (5,000+ employees) said they were running Kubernetes in production and 58% of all respondents were using it in production. And that has knock-on effects, hurting everything from performance to user experience to production deployment speed.

DevOps 204

DevOps Innovation Cloud Speed 204

Brendan Gregg

JULY 4, 2021

## References I've reproduced the talk references below, so you can click on links: - [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] Jul 2008 - [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] 2010 - [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency? Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

Alex Russell

JANUARY 30, 2024

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.

Performance 90

Performance Network Mobile Speed 90

Nick Desaulniers

DECEMBER 31, 0001

2020 Apr 6 Off by Two 2019 May 12 f() vs f(void) in C vs C++ 2019 Jan 18 Finding Compiler Bugs With C-Reduce 2018 Oct 24 Booting a Custom Linux Kernel in QEMU and Debugging It With GDB 2018 Jun 2 Speeding Up Linux Kernel Builds With ccache 2017 Sep 5 GCC vs LLVM Q3 2017 Commit Rates and Active Developer Counts 2017 May 31 Running Clang-Tidy (..)

C++ 40

C++ Speed Development 40

Percona

AUGUST 4, 2023

” While the initial GA release came out in April 2018, we have not seen a new major release for five years! This does not mean there’s no innovation in MySQL 8; on the contrary, MySQL 8 now is very different from the one released back in 2018 because, in every minor release, new features were introduced together with bug fixes.

Database 79

Database Servers Innovation Open Source 79

The Netflix TechBlog

NOVEMBER 9, 2021

The specification of AV1 was published in 2018. With multiple iterations, the team arrived at a recipe that significantly speeds up the encoding with negligible compression efficiency changes. Besides speeding up the encoder, the total CPU hours could also be reduced if we can use compute resources more efficiently.

Media 246

Media Open Source Efficiency Software Engineering 246

All Things Distributed

AUGUST 1, 2018

We are now in year two, heading into the final stretch for 2018 and I thought I would give everyone an update. On July 2, the eight 2018 Alexa Prize teams, from universities around the world, entered the semifinals phase of the competition.

Entertainment 66

Entertainment Innovation Speed Technology 66

All Things Distributed

NOVEMBER 13, 2018

Some of the largest enterprises and public sector organizations in Italy are using AWS to build innovations and power their businesses, drive cost savings, accelerate innovation, and speed time-to-market. ENEL is one of the leading energy operators in the world. On that day, they had over 80 million pageviews and 18.8 million unique visits.

AWS 167

AWS Energy Automotive Traffic 167

Dynatrace

SEPTEMBER 12, 2019

And because the product would be both the business, as well as servicing the business, speed and constant innovation was a key goal , and the entire initiative was supported by management from the top down. Embracing disruption and sparking innovation — the new way. You can take the leap, too.

Games 160

Games Cloud Best Practices Innovation 160

Tasktop

JANUARY 18, 2022

Offload your brain to code at the speed of thought” . I had been begging Mik to write a book for more than a decade, and he finally did over the course of 2017 and 2018. Project to Product” and the “Leading Value Stream Management platform”. And what a book Mik authored. Happy 15th birthday, Tasktop! The post Happy 15th, Tasktop!

Open Source 98

Open Source Speed Games Software 98

Daniel Lemire

MARCH 18, 2019

get ( recipient ) ; Here is the time required to convert 1 million 32-bit integers on my 4.2GHz 2018 iMac: DataInputStream. Because I have 1 million integers, we can convert back these timings into “time per integer”: the ByteBuffer approach achieves a speed of one 32-bit integer converted per nanosecond. array ) ; bb.

Java 124

Java C++ Code Speed 124

Rigor

JANUARY 8, 2020

Reality: While it’s true that when there’s a web performance budget in place, teams need to keep it in mind when updating code or site design, this doesn’t have to impact the speed at which these updates happen. Compare to the ~13s an average phone (Moto G4) takes or the ~36s taken by a low-end 2018 phone (Alcatel 1X).

Performance 122

Performance Mobile Metrics Speed 122

MachMetrics

JUNE 30, 2021

Website performance & speed plays a major role in the success of an online business. Many people often confuse site speed with page speed grades of performance testing tools, which are actually calculated based on multiple factors of a page including its loading speed. How to get these matrics right and not mess up?

Cache 78

Cache Speed Google Website 78

KeyCDN

OCTOBER 24, 2018

Today we’re excited to announce that we’ve launched yet another POP location to help further supercharge our network’s content delivery speeds. As of August 2018, Helsinki alone had a population of almost 650,000 people. In terms of Internet speed, Finland ranks as one of the fastest countries in the world.

Internet 48

Internet Internet Speed Network 48

Scalegrid

MARCH 4, 2019

from a Most Time-Consuming PostgreSQL Management Task report we compiled in October of 2018, but significantly increased when we expanded this question to all database management systems. We expected this to lead as it came in at 30.8%

Database 255

Database Metrics Systems Strategy 255

Tasktop

MAY 7, 2019

Billion in 2018 to USD 19.27 during the forecast period (2018–202 3). While Agile and DevOps are focused on generating greater value for end user by delivering products/features as fast as possible, this need for speed cannot compromise quality. Such is the practice’s imp ortance, the market is expected to grow from USD 8.52

Testing 72

Testing DevOps Efficiency Testing Tools 72

Speed Curve

FEBRUARY 5, 2024

Cue server-timing headers Historically, when looking at page speed, we've had the tendency to ignore TTFB when trying to optimize the user experience. Charlie Vazac introduced server timing in a Performance Calendar post circa 2018. I mean, why wouldn't we? desc="Time to process request at origin" NOTE: This is not a new API.

Servers 57

Servers Cache Retail Benchmarking 57

Scalegrid

FEBRUARY 11, 2019

Guillermo Rauch (@rauchg) December 18, 2018. To learn how to speed up your WordPress installation using Redis Caching, check out our Using Redis Object Cache to Speed Up Your WordPress Installation post. Powered by `php-fpm` (soon as a Lambda layer directly). ? Micro SQL instance hosted on @scalegridio (cheap!)

Serverless 138

Serverless Azure Database Cache 138

Smashing Magazine

OCTOBER 26, 2018

2018-10-26T13:45:46+02:00. In addition to MVC separation, we can (for security reasons or speed improvements) place the JS App on a separate server like in the schema below: Decoupled WordPress diagram. The downside of using it is its speed. Headless WordPress: The Ups And Downs Of Creating A Decoupled WordPress. Denis Žoljom.

Cache 78

Cache Website Speed Database 78

KeyCDN

SEPTEMBER 27, 2018

In 2018, this is absolutely essential for a number of reasons: Google favors HTTPS-secured sites HTTPS is required to use HTTP/2 HTTPS is required to use Brotli HTTPS helps improve performance, security, and trust If you’ve never heard of TLS, then maybe you’ve heard of the term SSL. The Benefits of TLS 1.3 via a browser.

Transportation 67

Transportation C++ Network Google 67

Jos

JUNE 2, 2018

presented in Google IO 2018 ( source ) These tools make it easier to determine where we need to put emphasis to improve our sites. Also, the speed of my internet connection is humongous and I’m close to data centres located in Stockholm and London. Ideally, shoot for 30% speed improvements. A screenshot of Lighthouse 3.0,

Performance 237

Performance Speed Google Media 237

Brendan Gregg

JULY 15, 2019

I learned firsthand how to bring beginners from different backgrounds up to speed. reference guide]: [link] [one-liners tutorial]: [link] [bcc tools]: [link] [bcc]: [link] [tools]: [link] [bpftrace]: [link] [previously]: /blog/2018-10-08/dtrace-for-linux-2018.html html [announcement]: [link] [Systems Performance]: [link]

Systems 111

Systems Performance Education Technology 111

CSS - Tricks

APRIL 1, 2021

Google’s industry benchmarks from 2018 also provide a striking breakdown of how each second of loading affects bounce rates. Source: Google /SOASTA Research, 2018. Speed is also something Google considers when ranking your website placement on mobile. billion if the site slowed down by just one second.

Cache 92

Cache Social Media Media Website 92

All Things Distributed

SEPTEMBER 25, 2017

Plus another AWS GovCloud (US) Region in the United States is coming online by the end of 2018. I'm also excited to announce today that we are launching an AWS Edge Network Location in the United Arab Emirates (UAE) in the first quarter of 2018.

Cloud 154

Cloud Education Energy Government 154

KeyCDN

JUNE 20, 2019

According to Monetate , the following conversion rate results were gathered for Q3 of 2017 until Q3 of 2018. The global conversion rate for Q3 of 2018 was 2.42% down from 2.78% in Q2. Improve Site Speed In 2019, having fast site speed is imperative. There are many ways to speed up a slow website.

Ecommerce 41

Ecommerce Speed Website Mobile 41

PDC

APRIL 14, 2019

This is vividly reflected in the design on the Titan supercomputer , which is still among the world’s top 10 most powerful supercomputers (as of the November 2018 Top500 list). However, the speed of a computer in FLOPS can vary depending on the number of bits used in the representation of the floating point numbers in the tests.

Energy 40

Energy Benchmarking Efficiency Website 40