Brendan Gregg

SEPTEMBER 25, 2021

Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? html [60s checklist]: /Articles/Netflix_Linux_Perf_Analysis_60s.pdf [re:Invent talk]: [link] [recommendation]: [link] [Nitro]: /blog/2017-11-29/aws-ec2-virtualization-2017.html Microbenchmark os::javaTimeMillis() on both systems.

Speed 40

Speed Java AWS Virtualization 40

Brendan Gregg

NOVEMBER 28, 2017

Virtualized in Hardware**: Hardware support for virtualization, and near bare-metal speeds. This was initially used via the ixgbe driver for speeds up to 10 Gbps, then the ena driver for speeds up to 25 Gbps. Xen AWS 2017 In 2015, AWS launched c4, which used hardware virtualization for EBS volumes. The first was c3.

Virtualization 40

Virtualization AWS Hardware Storage 40

The Symphonia

DECEMBER 6, 2017

That means that 3GB functions might not see a linear speed bump for primarily single threaded functions. We haven’t tried out SAR yet since it was only pre-announced, but when we do we’ll give an update here, on the blog. We plan to test this out when we get the chance. Lambda@Edge Lambda@Edge?—?Lambda We’re the experts!

Serverless 40

Serverless Lambda AWS Traffic 40

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

Brendan Gregg

SEPTEMBER 5, 2017

Search for recent blog posts on Linux containers, and try them out, and you'll piece together their capabilities and workings bit by bit. Both Xen and KVM have had many performance and security improvements, and workloads can now be tuned to run at almost bare metal speeds (say, a 3% loss or less). It can be menu driven or automated.

Virtualization 76

Virtualization AWS Engineering Hardware 76

MachMetrics

DECEMBER 14, 2019

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?

Best Practices 105

Best Practices Speed Mobile Google 105

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. Daniel An, Google, 2017.

Cache 78

Cache Speed Google Website 78

MachMetrics

FEBRUARY 7, 2019

They get even MORE impatient when it comes to website speed. Conversion: 1 second delay means a 7% reduction in conversions Speed Affects Revenue: If your site makes $100,000/month, a one second improvement in page speed brings $7,000 month. “ The results were clear—speed matters! Want proof?

Speed 93

Speed Website Performance Website Mobile 93

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. The blog you're reading loads over a single connection in ~1.2 and 75KiB of JavaScript. These are generous targets. You'll have to read on for what it is!

Performance 90

Performance Network Mobile Speed 90

Percona

AUGUST 4, 2023

In this blog post, we will look at the lifecycle and release management for MySQL and MariaDB servers — where we are now and relevant historical background. in 2017; after that, major releases came every one to two years, with MariaDB 10.6 It is worth noting both MySQL and MariaDB have Community and Enterprise versions.

Database 83

Database Servers Innovation Open Source 83

Jos

JUNE 17, 2017

Image taken from the Chrome 60 blog post , which first appeared in “Web Performance: Leveraging the Metrics that Most Affect User Experience” at Google I/O 2017. Yet those metrics don’t tell us the whole picture about the rendering experience.

Google 130

Google Analytics Metrics Speed 130

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. appeared first on Tasktop Blog. And what a book Mik authored. Happy 15th birthday, Tasktop! The post Happy 15th, Tasktop! Happy 5th, Tasktop Hub!

Open Source 98

Open Source Speed Games Software 98

Jos

JUNE 17, 2017

Image taken from the Chrome 60 blog post , which first appeared in “Web Performance: Leveraging the Metrics that Most Affect User Experience” at Google I/O 2017 Up until now we have been measuring performance through other metrics, mostly using the Navigation Timing API , which is also what Google Analytics uses for their Site Speed report.

Google 100

Google Analytics Metrics Speed 100

Percona

DECEMBER 21, 2023

In this blog post, I’ll dig into MySQL query optimization and show how MySQL uses indexes in cases of queries using sorting and limiting. In the case of a query having an ORDER BY or GROUP BY and a LIMIT clause, the optimizer tries to choose an ordered index by default when it appears doing so would speed up the query execution.

Efficiency 107

Efficiency Database Open Source Performance 107

Percona

SEPTEMBER 1, 2023

This blog was originally published in October 2017 and was updated in September 2023. In this blog post, we will talk about MongoDB sharding and walk through the main reasons why you should start a cluster (independent of the approach you have chosen). If necessary, how long would it take you to restore the entire database?

Best Practices 75

Best Practices Traffic Database Servers 75

The Netflix TechBlog

MAY 1, 2019

the brilliant synth-pop score or the perfectly mixed soundscape of a high speed chase?—?is In late 2017, we received some critical feedback from the brothers on the Stranger Things 2 audio mix: in some scenes, there was a reduced sense of where sounds are located in the 5.1-channel Imagine this scene without the sound.

Engineering 274

Engineering Network Media Entertainment 274

Testsigma

MARCH 23, 2022

That number dropped to 46% in the 2017 version of the report but hit a plateau in 2019, where it remained at 46%. Ideally, traditional automation and no-code/low-code testing tools should maximize the speed and quality of software delivered to end-users. In 2015, 49% of respondents communicated they always tested manually. PC: Freepik.

Testing Tools 52

Testing Tools Code Testing Speed 52

Percona

AUGUST 5, 2023

This blog was originally published in July 2017 and was updated in August 2023. Each partition holds data that falls within a specific range, optimizing data handling and query speed. Check out this blog to learn how to avoid disaster! So, What is MySQL Partitioning? Additionally, MySQL 8.0 Upgrading MySQL to 8.0?

Strategy 40

Strategy Storage Database Best Practices 40

Speed Curve

OCTOBER 25, 2023

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. This month, SpeedCurve enters double digits with our tenth birthday. We're officially in our tweens! Cue the mood swings?)

Benchmarking 62

Benchmarking Metrics Website Monitoring 62

Dotcom-Montior

JUNE 25, 2020

CDNs essentially act as the backbone for high speed internet content delivery and performance. Between June 2017 and 2018, the total number of SSL certificates increased by a record 13.2 The post The Importance of Monitoring SSL Certificates appeared first on Dotcom-Monitor Web Performance Blog. million certificates.

Monitoring 77

Monitoring Website Internet Internet 77

Rigor

SEPTEMBER 11, 2019

list of those who are making a significant impact on speeding up the web today. Jake is a developer advocate at Google working with the Chrome team to develop and promote web standards and developer tools, as well as a contributor to the Chromium blog. We at Rigor respect many web performance leaders around the world. Rachel Andrew.

Performance 89

Performance Education Google Website 89

Enprowess

JANUARY 12, 2022

Web development is evolving at a rapid speed with each passing year. To make it easier for you, in this blog, we will discuss the latest web development trends that will evolve in 2022. And so, it optimizes the page loading speed and reduces the bounce rate. Reduced Financial Business Cost Speed. AI-powered Chatbots.

Blockchain 59

Blockchain IoT Development Serverless 59

Brendan Gregg

JULY 15, 2019

I learned firsthand how to bring beginners from different backgrounds up to speed. Although I'll submit a short version for USENIX LISA/SREcon.) ## bpftrace for the Win We (the BPF community) began planning this book in 2017, and posted an [announcement] about it so that anyone looking could find it.

Systems 111

Systems Performance Education Technology 111

Testsigma

JANUARY 29, 2021

That’s not all, the global mobile traffic is expected to increase sevenfold between 2017 and 2022. In this blog, we deep dive into the various aspects of mobile website testing, including the tools that can accelerate the testing process. Speed and Accuracy. appeared first on Testsigma Blog. Conclusion. 1] [link]. [2]

Website 98

Website Mobile Testing Strategy 98

Testsigma

APRIL 27, 2020

According to the 2017 State of DevOps Report , those organizations that have employed DevOps practices spend 21 percent less time on unplanned work and rework, and 44 percent more time on new work which leads to higher efficiency. The post Why DevOps is Important for Modern Businesses appeared first on Testsigma Blog. Schedule a demo.

DevOps 53

DevOps Innovation Efficiency Testing 53

Testsigma

JANUARY 13, 2021

Studies show that in 2017, the worldwide failure rate of iOS apps was as high as 54%, with Android apps crashing 10% of the time. Not only will this help speed track the testing process, it will also help make the objectives clearer. Even a small bug will make consumers avoid, uninstall and leave bad reviews for your application.

Mobile 54

Mobile Strategy Testing Efficiency 54

Rigor

MARCH 20, 2018

I wrote a blog in 2016 that discussed the need for businesses to flip the traditional monitoring investment pyramid on its head. 38% of all sites measured in Sept 2017 (~500K) are more than 75% 3rd party content. Source: The Enterprise Cloud Blog. Popular sites have a higher percentage of 3rd party content than the average site.

Monitoring 40

Monitoring Retail Ecommerce Infrastructure 40

Enprowess

NOVEMBER 2, 2021

Wix – Achieved high speed and lightness within the development of configurable navigations and screen choices. Its first release was in May 2017 and was rarely used by developers, but it continues its speedy growth and becomes more and more popular in the developer community. appeared first on EnProwess Blog. An overview.

Development 52

Development Social Media Mobile Code 52

SQL Performance

JULY 16, 2019

I wrote a number of blog posts about this back in January 2018, including these: Checking Your SQL Server Instance for Spectre/Meltdown Patches. So far, we don't know the official base and turbo clock speeds, but there was a recent leak of partial specifications and pricing by a European retailer that listed max boost clock speeds of up to 3.4

Servers 46

Servers Hardware Architecture Retail 46

Tasktop

JUNE 25, 2020

When I joined Tasktop back in October of 2017, Tasktop was doing really well. Tasktop’s Bar Mitzvah Year Is Monumental appeared first on Tasktop Blog. In the grand tradition of our sages, I’ve been contemplating existential questions about Tasktop and wrote a Bar Mitzvah speech of my own. . Fate or Free Will . And it has.

Metrics 52

Metrics Education Innovation Software 52

Brendan Gregg

JULY 14, 2019

I learned firsthand how to bring beginners from different backgrounds up to speed. Although I'll submit a short version for USENIX LISA/SREcon.) ## bpftrace for the Win We (the BPF community) began planning this book in 2017, and posted an [announcement] about it so that anyone looking could find it. Discussion on hacker news.

Systems 40

Systems Performance Education Technology 40

Smashing Magazine

JULY 29, 2019

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. South Korea has the fastest mobile download speed , averaging 52.4 per GB respectively. Mbps upload.

Cache 96

Cache Google Mobile Network 96

Randon ASCII

APRIL 17, 2018

This weeks’ blog post covers a technique you can use to make all file operations on Windows run at one tenth their normal speed (or slower), in a way that will be untraceable for most users! Another instance of this problem was hit in November 2017 and is described here. Have you ever wanted to make these operations even slower?

Monitoring 43

Monitoring C++ Code Processing 43

SQL Server According to Bob

DECEMBER 10, 2018

This blog highlights the underlying file system implementations and differences in behavior between Windows and Linux. If database creation speed is a concern use Instant File Initialization and allow the first writes to encounter the additional overhead. You can create and grow a file as quickly on Linux as you can on Windows.

Servers 40

Servers Speed Database Software Engineering 40

Smashing Magazine

JANUARY 21, 2019

For instance, the API response below contains a component hierarchy with two modules, page => post-feed , where module post-feed fetches blog posts. Please notice the following: Each module knows which are its queried objects from property dbobjectids (IDs 4 and 9 for the blog posts).

Social Media 64

Social Media Database Media Website 64

SQL Server According to Bob

DECEMBER 31, 2018

In my previous blog posts, I highlighted the importance of using Event Sequence as the sort key. Several years ago, I created a XEProfiler based loosely on the SSMS implementation, built as a 64-bit application to avoid the 32-bit memory limitations and using parallel activities to speed up the processing. The XEProfiler Sample.

Efficiency 40

Efficiency Code Servers Cache 40