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

Smashing Magazine

AUGUST 20, 2021

Jamstack CMS: The Past, The Present and The Future. Jamstack CMS: The Past, The Present and The Future. When we talk about static site generators, incremental regeneration, or instant cache invalidation, it’s enough to make the layman’s eyes glaze over. Mike Neumegen. 2021-08-20T08:00:00+00:00. 2021-08-20T09:19:47+00:00.

Ecommerce 139

Ecommerce Website Government Internet 139

Scalegrid

DECEMBER 21, 2023

To monitor Redis® instances effectively, collect Redis metrics focusing on cache hit ratio, memory allocated, and latency threshold. This ensures each Redis® instance optimally uses the in-memory data store and aligns with the operating system’s efficiency.

Strategy 130

Strategy Monitoring Latency DevOps 130

Smashing Magazine

NOVEMBER 22, 2021

We deployed these enhancements gradually over time to ensure that our users didn’t experience any disruptions, but instead only a consistent improvement of their site speed. This high rate of growth, coupled with the current scale and diversity of offerings presents a huge challenge when setting out to improve performance.

Website 126

Website Performance Google Media 126

Dynatrace

AUGUST 30, 2019

A well-established metric we provide is APDEX , which tell us how users are perceiving page load times (time to the first byte, page speed, speed index), errors (JavaScript errors, crashes,) and also factors in the overall user journey (each user interaction) including their environment (browser, geolocation, bandwidth).

Cache 198

Cache Architecture Database Government 198

Speed Curve

FEBRUARY 25, 2024

Individual pages can be spot checked via the CrUX API or tools such as Page Speed Insights But as Cliff's already covered in How to find (and fix!) Guest profiles also start with empty caches, empty cookie stores, empty browser storage, etc. You might also notice Chrome Canary doubles up some Long Tasks in the Profile, too.) >

Analytics 92

Analytics Processing Google Mobile 92

Smashing Magazine

AUGUST 3, 2023

Largest Contentful Paint (LCP) LCP measures the perceived load speed of a webpage from a user’s perspective. This is why the async and deferred attributes are crucial, as they ensure an efficient, seamless web browsing experience. The shorter the TTFB, the better the perceived speed of the site from the user’s perspective.

Performance 74

Performance Cache Traffic Metrics 74

Smashing Magazine

OCTOBER 29, 2019

Speed Up Your Website With WebP. Speed Up Your Website With WebP. WebP entered the picture with a much more efficient use of lossy compression (which I’ll explain below) and became the much-needed successor to JPG. WebP handles this type of compression more efficiently and effectively. What Is WebP Caching?

Website 72

Website Speed Cache Google 72

Smashing Magazine

NOVEMBER 17, 2022

Web performance refers to the speed at which a website loads, how fast it’s downloaded, and how an app is displayed on the user’s browser. Clearly, we want to give freedom to our content creators, but we can leave to chance neither the resolution nor the speed of delivery and download of the images that will be displayed on our website.

Media 105

Media Cache Website Mobile 105

Tim Kadlec

OCTOBER 17, 2010

Google and Bing teamed up to present results from their respective experiments with page load time. Shopzilla presented information detailing how they were able to speed up their site from 4-6 seconds to 1.5 Like sprites, they can be tricky to efficiently maintain, but again, someone has done some of the heavy lifting for us.

Performance 40

Performance Energy Google Internet 40

SQL Server According to Bob

DECEMBER 31, 2018

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. Creates an empty DataGrid control. Makes a pass over the files to obtain the Event Locators.

Efficiency 40

Efficiency Code Servers Cache 40

Enprowess

MAY 24, 2022

More incredible Speed with Virtual DOM. Reactjs can help your business in web and mobile application development by bringing fast speed using the virtual DOM. That makes it a proper fit, as speed is one of the critical factors for making a successful mobile application. React JS offers more time efficiency.

Mobile 52

Mobile Open Source Virtualization Speed 52

Dotcom-Montior

MARCH 6, 2022

Load Time Details For Individual Elements : In the waterfall chart, when the user moves their cursor on a specific bar, he is shown a load time details which are DnsTime, ConnectTime, SSLTime, RequestTime, FirstByteTime, ResponseTime, StartTime, EndTime, Speed which is pointed in a red oval. Some of the phases are presented below: Receiving.

Performance 52

Performance Cache Website Speed 52

IO River

NOVEMBER 2, 2023

It’s not just limited to cloud resources like AWS and Azure; Terraform is versatile, extending its capabilities to key performance areas like Content Delivery Network (CDN) management, ensuring efficient content delivery and optimal user experience.‍Started ‍Terraform, on the other hand, presents a stark contrast.

Open Source 52

Open Source DevOps AWS Azure 52

Abhishek Tiwari

NOVEMBER 3, 2018

When it comes to innovation, most of CMS solutions are constrained by their legacy architecture (read strong coupling between content management and content presentation) which makes it difficult to serve content to new types of emerging channels such as apps and devices. Eventually, we decided to move them to Jekyll.

Systems 63

Systems Cache Website Network 63

Adrian Cockcroft

JANUARY 20, 2023

Here’s some predictions I’m making: Jack Dongarra’s efforts to highlight the low efficiency of the HPCG benchmark as an issue will influence the next generation of supercomputer architectures to optimize for sparse matrix computations. Jack Dongarra talked about the scores, and pointed out the low efficiency on some important workloads.

Architecture 52

Architecture Latency Benchmarking AWS 52

Dotcom-Montior

MAY 6, 2020

Load Time Details For Individual Elements : In the waterfall chart, when the user move his cursor on a specific bar, he is shown a load time details which are DnsTime, ConnectTime, SSLTime, RequestTime, FirstByteTime, ResponseTime, StartTime, EndTime, Speed which is pointed in a red oval. Some of the phrases are presented below: Receiving.

Performance 53

Performance Cache Website Speed 53

Sutter's Mill

FEBRUARY 13, 2017

Today, this makes concurrency more important than ever, because it delivers two things: It hides latencies we have to deal with and cannot remove, from disk I/O latency to speed-of-light network latency; and it makes our code responsive by not introducing needless latencies of our own even when we’re not hiding someone else’s latency.

Latency 51

Latency C++ Hardware Performance 51

IO River

NOVEMBER 2, 2023

Real-time monitoring can help detect any anomalies as soon as they happen, thereby increasing the speed at which problems can be diagnosed and solved. ‍It Businesses can adjust configurations to manage everything from basic distribution settings to intricate geo-targeted content caching and delivery strategies, all with the same ease.‍‍2.

Open Source 40

Open Source DevOps AWS Azure 40

Enprowess

JANUARY 12, 2022

Web development is evolving at a rapid speed with each passing year. And so, it optimizes the page loading speed and reduces the bounce rate. So it is convenient for all to use irrespective of internet speed and it works offline using cached data. Reduced Financial Business Cost Speed. Secure Payment Transactions.

Blockchain 59

Blockchain IoT Development Serverless 59

SQL Server According to Bob

JANUARY 11, 2020

​​ Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information presented after the date of publication. This cache is often supported by a battery-powered backup facility.

Servers 40

Servers Cache Media Hardware 40

Enprowess

MARCH 10, 2022

Typescript offers efficiency, time saving. Increased efficiency. Moreover, since Google developers make it, you have surety of its reliability and efficiency of code backed up by the vast community of tech experts. We tend to use prop-types to check whether or not the prop type is present in the run time.

Development 52

Development Google Open Source Servers 52

Smashing Magazine

AUGUST 22, 2021

A Primer on Speed. Discussing performance and “speed” can quickly get complex, because many underlying aspects contribute to a web-page loading “slowly”. It is physically limited by the speed of light or, practically, how fast signals can travel in wires or in the open air. Congestion Control. as well!

Performance 105

Performance Network Latency Servers 105

The Morning Paper

SEPTEMBER 12, 2019

[j:9] (COL, ACT) AS SELECT WI.COL, softmax(WI.VAL + B.VEC) FROM WI[i][j] AS WI, B[i][j] AS B WHERE WI.COL = B.COL; The backward pass can be expressed similarly: Execution planning for efficiency. An induced pipeline breaker is one that would not have been present in an optimal physical plan but was forced by the cut.

Network 44

Network Database Programming Hardware 44

Speed Curve

DECEMBER 25, 2013

Ilya Grigorik’s recent Velocity conference presentation explored the browser's critical rendering path and highlighted exactly what it takes to deliver a mobile page within one second. All CMS's should be offering this level of image manipulation and caching. Alternatively use SVG images for logos and other simple graphics.

Performance 60

Performance Mobile Website Benchmarking 60

SQL Server According to Bob

JANUARY 11, 2020

​​ Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information presented after the date of publication. This White Paper is for informational purposes only.

Servers 40

Servers Cache Database Media 40

SQL Performance

MARCH 8, 2021

This uses hardware, typically a crystal oscillator, that produces ticks at a very high constant rate regardless of processor speed, power settings, or anything of that nature. Total elapsed time is 933ms with 6,673ms of CPU time with a warm cache. SQL Server uses the high-precision QueryPerformanceCounter API to capture timing data.

Servers 95

Servers Tuning Architecture Processing 95

ACM Sigarch

NOVEMBER 1, 2019

This blog post gives a glimpse of the computer systems research papers presented at the USENIX Annual Technical Conference (ATC) 2019, with an emphasis on systems that use new hardware architectures. GAIA proposed to expand the OS page cache into accelerator memory.

Architecture 12

Architecture Hardware Cache Storage 12

Smashing Magazine

APRIL 29, 2021

Use srcset + efficient modern image formats. From Speed at Scale with Katie Hempenius and I at Google I/O. You ideally want to lazy-load all images present outside of the initial viewport and avoid it for everything that is within the initial viewport. Avoid wasting pixels (compress, don’t serve overly high DPR images).

Media 145

Media Network Metrics Mobile 145

Smashing Magazine

JANUARY 11, 2021

Build Optimizations JavaScript modules, module/nomodule pattern, tree-shaking, code-splitting, scope-hoisting, Webpack, differential serving, web worker, WebAssembly, JavaScript bundles, React, SPA, partial hydration, import on interaction, 3rd-parties, cache. You can create your own on Chrome UX Dashboard. Large preview ). Large preview ).

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

You need a business stakeholder buy-in, and to get it, you need to establish a case study, or a proof of concept using the Performance API on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Start Render time, Speed Index ). Treo Sites provides competitive analysis based on real-world data.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

You need a business stakeholder buy-in, and to get it, you need to establish a case study on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Note : If you use Page Speed Insights (no, it isn’t deprecated), you can get CrUX performance data for specific pages instead of just the aggregates.

Performance 103

Performance Cache Metrics Network 103