Smashing Magazine

MAY 16, 2022

Rethinking Server-Timing As A Critical Monitoring Tool. Rethinking Server-Timing As A Critical Monitoring Tool. In the world of HTTP Headers, there is one header that I believe deserves more air-time and that is the Server-Timing header. Setting Server-Timing. Sean Roberts. 2022-05-16T10:00:00+00:00.

Servers 92

Servers Monitoring Cache Network 92

Percona

SEPTEMBER 28, 2023

Whenever you install your favorite MySQL server on a freshly created Ubuntu instance, you start by updating the configuration for MySQL, such as configuring buffer pool, changing the default datadir director, and disabling one of the most outstanding features – query cache. It’s a nice thing to do, but first things first.

Servers 109

Servers Best Practices Database Open Source 109

SQL Performance

SEPTEMBER 21, 2022

Even SQL Server stores some flag-based data using bitwise representation. Examples include the following: The set_options and required_cursor_options cached plan attributes, which you obtain using the sys.dm_exec_plan_attributes DMF. Setting the server configuration option “ user options” using bitwise representation.

Servers 122

Servers C++ Code Cache 122

SQL Performance

OCTOBER 7, 2020

Its raison d’être is to cache result rows from a plan subtree, then replay those rows on subsequent iterations if any correlated loop parameters are unchanged. For more background on these performance spools see my prior article. With those out of the way, this article is exclusively about Sorts and when they can rewind.

Servers 106

Servers Cache Azure Performance 106

CSS Wizardry

MAY 31, 2019

A classic example is jQuery, that we might link to like so: There are a number of perceived benefits to doing this, but my aim later in this article is to either debunk these claims, or show how other costs vastly outweigh them. Users might already have the file cached. Penalty: Caching. It’s convenient.

Cache 274

Cache Latency Infrastructure Website 274

Scalegrid

AUGUST 30, 2019

Redis , short for Remote Dictionary Server, is a BSD-licensed, open-source in-memory key-value data structure store written in C language by Salvatore Sanfillipo and was first released on May 10, 2009. Depending on how it is configured, Redis can act like a database, a cache or a message broker. Data Structures in Redis.

Cache 232

Cache Ecommerce Social Media Database 232

CSS - Tricks

APRIL 28, 2022

In my last article , we went over how to set up a web app that serves chunks and bundles of CSS and JavaScript from CloudFront. While CloudFront’s edge caching does offer benefits, serving your app’s resources from these multiple locations is not without a cost of its own. onto our underlying web server. Setting up our DNS.

Cache 79

Cache AWS Servers Traffic 79

Smashing Magazine

JULY 18, 2022

If you think that static rendering is limited to generic, public content that is the same for every user of your website, you should definitely read this article. Segmented Rendering is a new pattern for the Jamstack that lets you personalize content statically, without any sort of client-side rendering or per-request Server-Side Rendering.

Cache 114

Cache Website Energy Servers 114

Smashing Magazine

SEPTEMBER 28, 2022

The resource loading waterfall is a cascade of files downloaded from the network server to the client to load your website from start to finish. Client Side Rendering, Server Side Rendering And Jamstack. To run it, you have to make another API call to the server and retrieve any data you want to load. Active Memory Caching.

Cache 125

Cache Performance Servers Social Media 125

High Scalability

FEBRUARY 17, 2021

This article is to simply report the YCSB bench test results in detail for five NoSQL databases namely Redis, MongoDB, Couchbase, Yugabyte and BangDB and compare the result side by side. Redis Server: 5.07, x86/64. MongoDB server: 4.4.2, BangDB server: 2.0.0, Author & founder of BangDB. About YCSB. YugabyteDB:2.5.0,

Benchmarking 308

Benchmarking Latency C++ Database 308

O'Reilly Software

DECEMBER 28, 2017

Learn how to properly design RESTful APIs communication with clients, accounting for request structure, authentication, and caching. This series of articles shows you how to derive an easy-to-use, robust, efficient API to serve users on the web or on mobile devices. We are using the principles of RESTful architecture over HTTP.

Servers 83

Servers Cache Mobile Architecture 83

SQL Server According to Bob

DECEMBER 18, 2018

SQL Server relies on Forced-Unit-Access (Fua) I/O subsystem capabilities to provide data durability, detailed in the following documents: SQL Server 2000 I/O Basic and SQL Server I/O Basics, Chapter 2. Be sure to deploy SQL Server 2017 CU6 or newer for best data durability and performance results. “. 4 Socket, TPCC.

Servers 90

Servers Media Cache Storage 90

SQL Performance

SEPTEMBER 17, 2019

Many database administrators find themselves having to support instances of SQL Server Reporting Services (SSRS), or at least the backend databases that are required for SSRS. This article will cover many areas that database administrators need to be aware of in order to properly license, recover, and tune a Reporting Services installation.

Tuning 67

Tuning Servers Database Best Practices 67

SQL Performance

OCTOBER 13, 2021

This article is the twelfth part in a series about named table expressions. I also compare them with stored procedures, mainly focusing on differences in terms of default optimization strategy, and plan caching and reuse behavior. In my examples I’ll use a sample database called TSQLV5.

Cache 144

Cache Strategy C++ Code 144

SQL Performance

DECEMBER 17, 2019

One initial, easy step to moving your SQL Server on-premises workloads to the cloud is using Azure VMs to run your SQL Server workloads in an infrastructure as a service (IaaS) scenario. You will still have to maintain your operating system, SQL Server and databases just like you would in an on-premises scenario.

Azure 72

Azure Virtualization Servers Storage 72

KeyCDN

SEPTEMBER 3, 2020

Our solution doesn't require any change on the origin server. Even if a browser doesn't support WebP, our WebP caching feature will ensure that the correct image format is delivered. WebP delivery doesn't require any change on the origin server with the WebP caching feature. We won't go into detail in this article.

Processing 127

Processing Cache Website Servers 127

SQL Server According to Bob

DECEMBER 18, 2018

I was asked to validate the SQL Server behavior in light of the error condition involving fsync/fdatasync outlined in this article. This means data can be stored in file system cache, non-stable media. ) The issue, as described in the link, is that the sync returns the error but may clear the state of the cached pages.

Servers 40

Servers Media Cache Software Engineering 40

KeyCDN

FEBRUARY 4, 2021

This query is performed by a Domain Name Server (DNS server) or servers nearby that have been assigned responsibility for that hostname. You can think of a DNS server as a phone book for the internet. A DNS server maintains a directory of domain names and translates them to IPs. So DNS services definitely go down!

Cache 134

Cache Website Internet Internet 134

Brendan Gregg

FEBRUARY 28, 2023

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. Or even on a plane.

Performance 110

Performance Latency Cache Virtualization 110

Smashing Magazine

AUGUST 3, 2023

Time To First Byte (TTFB) This is the time it takes for the first piece of information from the server to reach the user’s browser. You need to beware that slow server response times can significantly increase TTFB, often due to server overload, network issues, or un-optimized logic on the server side.

Performance 74

Performance Cache Traffic Metrics 74

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. When SQL Server applies simple parameterization to an ad-hoc statement, it makes a guess about the data type of the replacement parameter.

Cache 90

Cache Servers Database Testing 90

Dynatrace

MAY 17, 2023

When software runs in a monolithic stack on on-site servers, observability is manageable enough. To demonstrate how that can work, we’ve chosen a pristine web application without any observability and are going to make it observable step-by-step during the next few chapters of this article.

Metrics 185

Metrics Open Source Traffic Cache 185

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. It used to provide an insight into how quickly the server outputs any data.

Performance 145

Performance Cache Media Metrics 145

CSS - Tricks

APRIL 1, 2021

In that spirit, what we’re looking at in this article is focused more on the incremental wins and less on providing an exhaustive list or checklist of performance strategies. I’m going to audit the performance of my slow site before and after the things we tackle in this article. Compressing, minifying and caching assets.

Cache 92

Cache Social Media Media Website 92

SQL Performance

JUNE 21, 2019

I've been teaching and writing about common SQL Server mistakes for many years. This article will expand on my previous article and point out how these apply to SQL Server , Azure SQL Database , and Azure SQL Managed Instance. SQL Server Agent alerts. This situation applies to on-premises SQL Server and IaaS.

Servers 49

Servers Azure Hardware Database 49

Brendan Gregg

MARCH 16, 2024

Only in extreme circumstances does the cost (in processor time and I-cache footprint) translate to a tangible benefit - circumstances which usually resort to hand-coded assembly anyway. It shouldn't be 10%, unless it's cache effects. Back-end servers. Don't blame the straw, in this case, don't blame the frame pointers.

Java 145

Java Cache Google Hardware 145

Smashing Magazine

OCTOBER 2, 2023

In this second article, I’ll go over some key technical highlights from the project. In the first article, I briefly discussed the technical stack that includes a React-based front-end framework, Next.js Definitely read up on the strategy and reasoning behind this stack in the first article if you missed it.

Cache 72

Cache Strategy Best Practices Design 72

SQL Server According to Bob

JANUARY 11, 2020

Microsoft SQL Server I/O Basics Author: ​​ Bob Dorr, Microsoft SQL Server Escalation Published: ​​ December, 2004 SUMMARY: ​​ Learn the I/O requirements for Microsoft SQL Server database file operations. This will help you increase system performance and avoid I/O environment errors.

Servers 40

Servers Cache Media Hardware 40

CSS Wizardry

AUGUST 24, 2022

What if another file on the critical path had dropped out of cache and needed fetching from the network? We can take reasonable measures (always refresh from a cold cache; throttle to a constant network speed), but we can’t account for everything. This next example was the motivation for this whole article. Signal vs. Noise.

Benchmarking 212

Benchmarking Metrics Cache Network 212

Smashing Magazine

MAY 25, 2022

WeakMap can be used in two areas of web development: caching and additional data storage. The result from a function can be cached so that whenever the function is called, the cached result can be reused. With WeakMap() , the cached result will be automatically removed from memory as soon as the object is garbage-collected.

Cache 116

Cache Programming Storage Code 116

KeyCDN

DECEMBER 8, 2022

A WordPress website comprises many parts, including web servers and their settings, different plugins, and themes. Unfortunately, it is a bit difficult to point out the problem directly– there are many possibilities that we will explore in this article. Select a server location closest to you and your visitors for better results.

Cache 52

Cache Website Speed Website Performance 52

Smashing Magazine

OCTOBER 26, 2021

In this article, we will go through how to optimize and build a high-performance Next.js We will go through how to set up an Nx server, how to add a plugin to an existing server, and the concept of a monorepo with a practical visualization. For this article, we will be focusing on how Nx works with Next.js What Is Nx?

Cache 109

Cache Servers Code Storage 109

The Netflix TechBlog

JULY 21, 2022

Problem Statement The purpose of this article is to give insights into analyzing and predicting “out of memory” or OOM kills on the Netflix App. device characteristics come from our on-field knowledge and runtime memory data comes from real-time user data pushed to our servers. This is because since the kill happens rarely (0.9%

Big Data 179

Big Data Cache Engineering Data Engineering 179

Smashing Magazine

JUNE 29, 2021

Without build optimizations (incremental builds, caching, we will get to those soon) this will eventually become unmanageable as well — think about going through all images in a website: resizing, deleting, and/or creating new files over and over again. Under the hood, it simplifies a lot of the work to the server-side.

Cache 129

Cache Website Strategy Traffic 129

Smashing Magazine

DECEMBER 23, 2020

The service workers enable the offline usage of the PWA by fetching cached data or informing the user about the absence of an Internet connection. The service workers also retrieve the latest data once the server connection is restored. When developing a PWA, you can cache the application shell’s resources and assets in the browser.

Cache 123

Cache Internet Internet Google 123

CSS - Tricks

MARCH 2, 2022

I have a handful of good links to articles about performance that are burning a hole in my bookmarks folder, and wanna drop them here to share. Caching Header Best Practices — Simon Hearne’s dissertation on Cache headers. The new WebPageTest website design. It’s faster, but just don’t do it for bots.

Performance 68

Performance Cache Best Practices Strategy 68

SQL Performance

NOVEMBER 10, 2021

Last month I explained when SQL Server inlines iTVFs, it applies parameter embedding optimization by default. 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. Constant Folding.

Cache 121

Cache Servers Code Database 121