Percona

NOVEMBER 7, 2023

This book has five major sections on MVCC and Isolation (108 pages), Buffer Cache and WAL (53 pages), Locks (42 pages), Query Execution (154 pages), and the types of indexes (127 pages). The illustrations are clear, and there are many reference pointers to the documentation or source code where needed. Version 14?

Cache 88

Cache Servers Operating System Database 88

Dynatrace

OCTOBER 15, 2020

With no required recompilation or code changes, you can: Monitor web-scale and highly dynamic microservice architectures including statically as well as dynamically linked Go applications and platform components. However, changing build options or source code is cumbersome and not an option for prebuilt third-party applications.

Transportation 187

Transportation Monitoring Metrics Code 187

Smashing Magazine

JULY 18, 2022

If anything makes the JavaScript code fail, the paid user won’t have their dose of fun and might get angry. The “stale-while-revalidate” cache control strategy can reduce the TTFB issue by serving a cached version of the page until it’s updated. implements those Edge Handlers as “middlewares,” so you can code them in JavaScript.

Cache 115

Cache Website Energy Servers 115

Speed Curve

DECEMBER 6, 2023

When hovering over each marker, you'll see a clear presentation of the associated name. Making code changes to modify your configuration, collect custom data, or further segment your pages isn't hard, per se, but it's difficult and time consuming to make changes in production.

Cache 57

Cache Retail Testing Code 57

Smashing Magazine

MAY 16, 2022

Examples of non-timing information you could send: HTTP Response status code, regions, request ids, etc. This is how they offer drop-in monitoring of all requests being made without us needing to change our code to monitor a request. Code used to monitor resources (fetch, XHR, images, stylesheets, scripts, HTML, etc.)

Servers 93

Servers Monitoring Cache Network 93

SQL Performance

MARCH 22, 2022

In this first part, after a quick introduction, I look at the effects of simple parameterization on the plan cache. Still, you should write code with both close to the front of your mind. For legacy applications or other third-party code that cannot be easily changed, explicit parameterization may not always be possible.

Cache 61

Cache Servers Database Code 61

CSS Wizardry

AUGUST 7, 2019

Strap yourself in; here is a non-exhaustive list presented in no particular order: Latency: As above, we’re counting a trip out to and a return trip from the server. only to find that the resource they’re requesting isn’t in that PoP ’s cache. Rather, your TTFB represents any number of the items present above.

Latency 269

Latency Ecommerce Servers Mobile 269

SQL Performance

MARCH 29, 2022

Simple parameterization has a number of quirks in this area, which can result in more parameterized plans being cached than expected, or finding different results compared with the unparameterized version. Reputation = 252552 ; These statements result in six cached plans, three Adhoc and three Prepared : Different guessed types.

Cache 90

Cache Servers Database Testing 90

Speed Curve

FEBRUARY 25, 2024

Guest profiles also start with empty caches, empty cookie stores, empty browser storage, etc. A pointerdown event handler within the site's own code executes. Handlers within the site's own code for gotpointercpature , lostpointercapture , pointerup , pointerout and touchend events execute.

Analytics 91

Analytics Processing Google Mobile 91

KeyCDN

DECEMBER 8, 2022

While this was the case in the past, this won't be an accurate statement for the present WordPress. Many factors affect the speed of your WordPress website; some of them are: Your web host Server-side optimizations (PHP version, compression, caching, etc.) Traditionally, most WordPress hosts manage the caching.

Cache 52

Cache Website Speed Website Performance 52

Adrian Cockcroft

JANUARY 29, 2023

I presented this analysis of response time distributions talk in 2016 — at Microxchg in Berlin ( video ). The code is written using the R statistics language and I downloaded a free copy of RStudio to run the examples below. > I’ve been thinking about this for a long time. of the largest peak, the ones that are visible in the plot.

Lambda 98

Lambda Latency Cache C++ 98

CSS Wizardry

NOVEMBER 9, 2018

appendChild(script); There is a fascinating behaviour present in all browsers that is intentional and expected, yet I have never met a single developer who knew about it. In fact, Google Analytics even tell us what to do, and they’re right: Copy and paste this code as the first item into the of every webpage you want to track.

Network 278

Network Performance Media Cache 278

Smashing Magazine

JANUARY 11, 2021

Have we optimized enough with tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, progressive hydration, clients hints, HTTP/3, service workers and — oh my — edge workers? It’s much easier to reach performance goals when the code base is fresh or is just being refactored.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

AUGUST 3, 2023

HTML Processing Once a web page’s HTML file has been downloaded, the browser begins to process the contents line by line, translating code into the visual website that users interact with. Large preview ) The graph presents the LCP values for the 75th percentile of our users visiting the Route Landing Page group. LCP seconds over time.

Performance 74

Performance Cache Traffic Metrics 74

Smashing Magazine

NOVEMBER 17, 2022

And, just as the use of images is so present in content creation, optimizing them is key to improving our page load speed and rendering it in the shortest possible time, as images are responsible for more bytes than any other resource. Cache Your Images. According to the Web Almanac in late 2021, 95.9 <picture> <!--

Media 106

Media Cache Website Mobile 106

Smashing Magazine

SEPTEMBER 20, 2021

They all generally are instrumented as JavaScript processes that are loaded onto your site’s web pages through a tag or snippet of loader code. Attempted modifications in JavaScript might break page functionality, inhibit proper rendering, or present other problems. Search Engine And Web Archive Cached Results. Large preview ).

Website 89

Website Analytics Google Cache 89

Dotcom-Montior

MARCH 6, 2022

Some of the phases are presented below: Receiving. If the waiting time is too much, it may mean an overloaded network server or there may be an inefficient code, which must be fixed by software developers by finding the bugs and correcting the code. Moreover, caching utility may decrease the waiting time. Queued request.

Performance 52

Performance Cache Website Speed 52

Brendan Gregg

JULY 2, 2021

Here are the top ten tools you can run and present as a generic BPF observability dashboard, along with suggested visualizations: Tool Shows Visualization. cachestat File system cache statistics line charts. cachestat File system cache statistics line charts. as a traced function was renamed or a new code path added.

Latency 145

Latency Cache Energy Systems 145

SQL Performance

NOVEMBER 10, 2021

Parameter embedding means SQL Server replaces parameter references in the query with the literal constant values from the current execution, and then the code with the constants gets optimized. The stored procedure allows much more flexibility in terms of the code elements you can use. So, let’s try…. GetEmpsF. (

Cache 121

Cache Servers Code Database 121

SQL Performance

APRIL 18, 2022

As the name suggests, this contains a code describing the type of parameterization used for the statement. It’s important to remember the plan must be cached. Requesting an estimated plan from SSMS does not cache the plan produced (since SQL Server 2012). This method also works for both types of plans, estimated and actual.

Cache 58

Cache Servers Database Testing 58

IO River

NOVEMBER 2, 2023

‍Before we dive into what Terraform is, let's begin with a real-world example of how Terraform code looks and works:‍# Challenge requests coming from known Tor exit nodes.‍‍In Background‍The idea of managing infrastructure through code wasn't initiated by HashiCorp. ‍Why Manage Infrastructure by Code?‍‍If

Open Source 52

Open Source DevOps AWS Azure 52

Smashing Magazine

MARCH 19, 2021

Gael Metais suggested to more aggressively subset web fonts and look into caching issues with our AVIF files. If a browser doesn’t support AVIF, it gets a JPEG file (properly cached), The content negotiation happens via <picture> + srcset in the browser. Workflow & Code. Workflow, Code. Workflow, Code.

Mobile 140

Mobile Design Cache Code 140

John McCalpin

APRIL 2, 2020

This was a keynote presentation at the “2nd International Workshop on Performance Modeling: Methods and Applications” (PMMA16), June 23, 2016, Frankfurt, Germany (in conjunction with ISC16 ). This data is from the 2007 presentation.

Benchmarking 59

Benchmarking Performance Latency Architecture 59

Smashing Magazine

AUGUST 20, 2021

Jamstack CMS: The Past, The Present and The Future. Jamstack CMS: The Past, The Present and The Future. However, unlike the early days of the web, static sites are no longer limited to developers working in a code editor. The benefit of doing this is the entire site’s source code can live in Git. Mike Neumegen.

Ecommerce 139

Ecommerce Website Government Internet 139

Dynatrace

SEPTEMBER 17, 2019

End-to-end code-level tracing. Instead of presenting you with a handful of random screenshots from our demo environment I reached out to Robert, a close friend of mine, who leads a development team with the current task to re-architect and re-platform their multi-tenant SaaS-based eCommerce platform. REDIS for caching.

AWS 129

AWS Monitoring Ecommerce Lambda 129

Percona

MAY 15, 2023

In short, any data that is written must be consistent with the data present. Normally this solution requires a full code redesign and could be quite difficult to achieve when it is injected after the initial code architecture definition. In all of them, the sharding key is present, either in the WHERE clause OR as a comment.

Traffic 124

Traffic Scalability Database Servers 124

Percona

NOVEMBER 6, 2023

Please find the code and recipes from this blog post in this GitHub repository. Metrics can be captured from the status field of the Custom Resources if present. 274] "discovery finished, cache updated" I0706 14:43:28.285652 1 metrics_handler.go:99] Metrics can be captured without writing any code. status.conditions) |.status'

Metrics 70

Metrics Monitoring Database Cache 70

Jos

JUNE 2, 2018

There was something gratifying in taking a code that takes minutes to run and make it run in a handful seconds. presented in Google IO 2018 ( source ) These tools make it easier to determine where we need to put emphasis to improve our sites. Arrange a presentation and show them. A screenshot of Lighthouse 3.0, Get them excited.

Performance 237

Performance Speed Google Media 237

Dotcom-Montior

MAY 6, 2020

Some of the phrases are presented below: Receiving. If the waiting time is too much, it may mean an overloaded network server or there may be an inefficient code, which must be fixed by software developers by finding the bugs and correcting the code. Moreover, caching utility may decrease the waiting time.

Performance 53

Performance Cache Website Speed 53

Smashing Magazine

JANUARY 6, 2020

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? It’s much easier to reach performance goals when the code base is fresh or is just being refactored.

Performance 145

Performance Cache Network Metrics 145

SQL Server According to Bob

DECEMBER 31, 2018

The sample code is provided “as is” and any express or implied warranties, including the implied warranties of merchantability and fitness for a particular purpose, are disclaimed. .</param> </param> protected override void Dispose(bool disposing) { if (disposing && (components !=

Efficiency 40

Efficiency Code Servers Cache 40

Testsigma

JUNE 3, 2021

These software errors are usually uncovered during functionality testing, mostly can be present as: Difficult/ confusing functionality: If the user is unable to understand or perform a function on the application, then it should change. Caching errors. Data like images are usually cached on the partner application.

Software 82

Software Software Testing Hardware 82

The Netflix TechBlog

MARCH 5, 2019

the order of the rows on your Netflix home page, issuing content licenses when you click play, finding the Open Connect cache closest to you with the content you requested, and many more). In the last section, we will attempt to feed your curiosity by presenting a set of opportunities that will drive our next wave of impact for Netflix.

Infrastructure 182

Infrastructure Cloud Scalability AWS 182

Smashing Magazine

OCTOBER 26, 2018

For example, simple presentational sites or sites that use WordPress as a backend are the main candidates for the decoupled approach. Because of its history and for being sort of a fork of an old blogging platform called “b2” (more details here ), it’s largely written in a procedural way (using function-based code).

Cache 78

Cache Website Speed Database 78

Tech News Gather

JULY 18, 2023

Not just among developers but also clients, Laravel has immense popularity because it simplifies complex tasks like authenticating, routing, caching, and testing content. These attacks are a kind of malicious action where a hacker injects malicious code into a web page compromisingpatients’browsers or data.

Healthcare 52

Healthcare Social Media Development Artificial Intelligence 52

Scalegrid

NOVEMBER 23, 2023

The host variable can be found within specified code strings dedicated to creating/modifying content present on that particular remotely located Postgresql platform system. Clearing your local machine’s DNS cache and setting up conditional forwarders on Hub VNET for customizing the DNS Server may help solve these issues.

Database 130

Database Servers Storage Network 130

Brendan Gregg

AUGUST 29, 2021

Reads usually have apps waiting on them; writes may not (write-back caching). This is a 64-Gbyte memory system, and 48 Gbytes is in the page cache (the file system cache). Along with the numbers from the problem statement, this gives me a theory: Do the 100-Gbyte files bust the page cache, whereas 40-Gbyte files fit?

Cache 40

Cache C++ AWS Systems 40