Cache, Definition, Processing and Servers - Technology Performance Pulse

Cache-Control for Civilians

CSS Wizardry

MARCH 3, 2019

To this end, having a solid caching strategy can make all the difference for your visitors. ?? How is your knowledge of caching and Cache-Control headers? That being said, more and more often in my work I see lots of opportunities being left on the table through unconsidered or even completely overlooked caching practices.

Cache

Cache Latency Strategy Servers

Image Processing Insights

KeyCDN

SEPTEMBER 3, 2020

KeyCDN has significantly simplified the way images are transformed and delivered with our Image Processing service. Our solution doesn't require any change on the origin server. Properly size images: Scaled images will definitely reduce the overall website size. Our Image Processing service makes it easy to do that.

Processing

Processing Cache Website Servers

How to use Server Timing to get backend transparency from your CDN

Speed Curve

FEBRUARY 5, 2024

Server-timing headers are a key tool in understanding what's happening within that black box of Time to First Byte (TTFB). 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. I mean, why wouldn't we?

Servers

Servers Cache Retail Benchmarking

ABAC on SpiceDB: Enabling Netflix’s Complex Identity Types

The Netflix TechBlog

MAY 19, 2023

A cleanup process to prune stale relationships from the database. The community’s excitement and interest became apparent through comments, reactions, and conversations on the SpiceDB Discord server. “can app bar in us-west-2 access this document.” What was problematic about this design?

Cache

Cache Google Open Source Systems

PostgreSQL Connection Pooling: Part 2 – PgBouncer

Scalegrid

DECEMBER 19, 2019

It’s a very simple utility that does exactly one thing – it sits between the database and the clients and speaks the PostgreSQL protocol, emulating a PostgreSQL server. When PgBouncer receives a client connection, it first performs authentication on behalf of the PostgreSQL server. How Does PgBouncer Work?

Cache

Cache Architecture Database Servers

20X Faster Backup Preparation With Percona XtraBackup 8.0.33-28!

Percona

JULY 25, 2023

The data is internally inconsistent because the server concurrently modifies the data files while they are being copied. The changes done by an uncommitted transaction can be flushed or written to the redo log by the server. So, given a table_id, how do you get the table schema/definition? For that, we have to use undo logs.

Cache

Cache Benchmarking Servers Design

The road to observability with OpenTelemetry demo part 1: Identifying metrics and traces

Dynatrace

MAY 17, 2023

When software runs in a monolithic stack on on-site servers, observability is manageable enough. For the HTTP request, we add the request headers we sent, as well as certain details from the response, such as the status code, the length of the response, and server information.

Metrics

Metrics Open Source Traffic Cache

How We Optimized Performance To Serve A Global Audience

Smashing Magazine

AUGUST 3, 2023

Core Web Vital metrics definitions. However, achieving a good LCP score is often a multi-faceted process that involves optimizing several stages of loading and rendering. 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.

Performance

Performance Cache Traffic Metrics

Understanding MySQL Triggers: Exploring How Triggers Impact MySQL Memory Allocation

Percona

SEPTEMBER 1, 2023

MySQL server performance can sometimes be perplexing, and if you’ve ever wondered about the role of triggers in influencing your MySQL server’s memory allocation, this post is for you. Scope of Data : Row-level triggers work with individual row data, making them suitable for tasks that require row-level processing.

Cache

Cache Database Games Healthcare

Best Free DNS Hosting Providers

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

Cache Website Internet Internet

Observability vs. monitoring: What’s the difference?

Dynatrace

NOVEMBER 3, 2021

Monitoring , by textbook definition, is the process of collecting, analyzing, and using information to track a program’s progress toward reaching its objectives and to guide management decisions. Examples include a spike in memory utilization, a decrease in cache hit ratio, or an increase in CPU utilization.

Monitoring

Monitoring Metrics DevOps Scalability

Fixing a slow site iteratively

CSS - Tricks

APRIL 1, 2021

This is the process of turning HTML, CSS and JavaScript into a fully fleshed out, interactive website. It begins with retrieving the HTML from the server and converting this into the Document Object Model (DOM). This process can be “blocked” if it has to wait for resources to load before it runs.

Cache

Cache Social Media Media Network

GraphQL Search Indexing

The Netflix TechBlog

NOVEMBER 4, 2019

By batching and parallelizing the requests to retrieve many creatives via a single query to the GraphQL server, we can optimize the index building process. At a minimum, we extract all of the type definitions from the GraphQL query and map them to a schema for Elasticsearch to use. The graph has two requirements. Search Indexer.

Cache

Cache Database Servers Latency

Why is Wordpress Slow?

KeyCDN

DECEMBER 8, 2022

A WordPress website comprises many parts, including web servers and their settings, different plugins, and themes. But if you have not optimized your WordPress properly, your WordPress will definitely be slower than your expectations. So let's discuss the process one step at a time.

Cache

Cache Website Speed Website Performance

SQL Server I/O Basics Chapter #1

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

Servers Cache Media Hardware

WaterBear: Building A Free Platform For Impactful Documentaries (Part 2)

Smashing Magazine

OCTOBER 2, 2023

Definitely read up on the strategy and reasoning behind this stack in the first article if you missed it. Now, let’s dive into the technical features and best practices that my team adopted in the process of building the WaterBear web app. For us, images are most definitely part of the LCP. image preload options. <head>

Cache

Cache Strategy Best Practices Design

Batch Mode Bitmaps in SQL Server

SQL Performance

AUGUST 23, 2019

In traditional row-mode execution plans, SQL Server may introduce a Bitmap operator as part of performing early semi join reduction before a parallel hash or merge join. There have been major improvements since the first appearance of the batch mode execution engine in SQL Server 2012. Background. The Query Optimizer. Bitmap Choice.

Servers

Servers Engineering Efficiency Retail

An approach to index tuning – Part 2

SQL Performance

APRIL 13, 2020

In my last post , I started to outline the process I go through when tuning queries – specifically when I discover that I need to add a new index, or modify an existing one. Once we have that data, we can move on to the next steps in the process. Once we have that data, we can move on to the next steps in the process.

Tuning

Tuning Cache Metrics Testing

Front-End Performance Checklist 2021

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. Establish a performance culture. Large preview ). What does it mean?

Performance

Performance Cache Media Metrics

Simple Parameterization and Trivial Plans — Part 3

SQL Performance

APRIL 18, 2022

It’s no surprise even highly experienced SQL Server users tend to get this wrong, given the contradictory information often supplied to us. Let’s look at some examples using the Stack Overflow 2010 database on SQL Server 2019 CU 14, with database compatibility set to 150. It’s important to remember the plan must be cached.

Cache

Cache Servers Database Testing

How To Maintain A Large Next.js Application

Smashing Magazine

NOVEMBER 26, 2021

checks for type definition during build time. This can be reduced by a proper code-review process. Most front-end applications will fetch data from a back-end server and render it on the page. Your application might also suffer from caching, and performance issues. From the Next.js docs : “By default, Next.js

Cache

Cache Code Testing Design

Optimizing Video Streaming CDN Architecture for Cost Reduction and Enhanced Streaming Performance

IO River

NOVEMBER 2, 2023

Now, with viewers all over the world expecting flawless and high-definition streaming, video providers have their work cut out for them. Given its unchanging nature, static content is ideal for caching. Remember when we could stream without thinking about optimizations? Those days are long gone.

Architecture

Architecture Performance Internet Internet

Proof of Concept: Horizontal Write Scaling for MySQL With Kubernetes Operator

Percona

MAY 15, 2023

In both cases, when using virtually-synchronous replication, the process will require certification from each node and local (by node) write; as such, the number of writes is NOT distributed across multiple nodes but duplicated. Because the solutions still rely on writing in one single node that works as Primary. The POC Why this POC?

Traffic

Traffic Scalability Database Servers

Django Highlights: Wrangling Static Assets And Media Files (Part 4)

Smashing Magazine

JUNE 25, 2020

Today, we’ll address storing and serving files for both single-server and scalable deployments while considering factors like compression, caching, and availability. Definitions. The two types of Django deployments are: Single-Server. We’ll also discuss the costs and benefits of CDNs and dedicated file storage solutions.

Media

Media Cache Storage AWS

Radically speed up your code by fixing slow or frequent garbage collection

Dynatrace

APRIL 8, 2020

Garbage collection is slow if most objects survive the collection process. You can easily see this in Dynatrace: From any Host page, select a Process page. You should also be careful when adding any sort of cache or object reuse strategy. Optimize your code by finding and fixing the root cause of garbage collection problems.

Speed

Speed Code Java Lambda

GraphQL Search Indexing

The Netflix TechBlog

NOVEMBER 4, 2019

By batching and parallelizing the requests to retrieve many creatives via a single query to the GraphQL server, we can optimize the index building process. At a minimum, we extract all of the type definitions from the GraphQL query and map them to a schema for Elasticsearch to use. The graph has two requirements. Search Indexer.

Cache

Cache Database Servers Latency

Mundane Improvements, Big Impact

Tim Kadlec

APRIL 12, 2020

The cache hit was very low (a topic for another day), and whenever the server had to provide a fresh version of the page, it was taking an unacceptably long time more often than not. It added a lot of size to the HTML (anywhere from 50-100kb depending on the page), and we suspected it was a big part of the server delay as well.

Tuning

Tuning Cache Network Servers

Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]

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? Also, as Patrick Meenan suggested, it’s worth to plan out a loading sequence and trade-offs during the design process.

Performance

Performance Cache Network Metrics

GraphQL Search Indexing

The Netflix TechBlog

NOVEMBER 4, 2019

By batching and parallelizing the requests to retrieve many creatives via a single query to the GraphQL server, we can optimize the index building process. At a minimum, we extract all of the type definitions from the GraphQL query and map them to a schema for Elasticsearch to use. The graph has two requirements. Search Indexer.

Cache

Cache Database Servers Latency

Optimizing Video Streaming CDN Architecture for Cost Reduction and Enhanced Streaming Performance

IO River

NOVEMBER 2, 2023

Now, with viewers all over the world expecting flawless and high-definition streaming, video providers have their work cut out for them. This type of traffic originates directly from the server, making it more challenging to handle due to latency and server load considerations; itâ€™s hard but not impossible.Â

Architecture

Architecture Performance Internet Internet

HTTP/3: Practical Deployment Options (Part 3)

Smashing Magazine

SEPTEMBER 6, 2021

Next, we’ll look at how to set up servers and clients (that’s the hard part unless you’re using a content delivery network (CDN)). This difference by itself doesn’t do all that much (it mainly reduces the overhead on the server-side), but it leads to most of the following points. Server Sharding and Connection Coalescing.

Network

Network Servers Cache Traffic

Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]

Smashing Magazine

JANUARY 7, 2019

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? Also, as Patrick Meenan suggested, it’s worth to plan out a loading sequence and trade-offs during the design process.

Performance

Performance Cache Network Metrics

Gzip vs Brotli – Best Browser Compression

MachMetrics

JULY 31, 2020

But we’ll definitely help you decide which is the best choice for your situation. Simply put, compression allows the web server to send smaller files to your web site viewers. Thankfully, it’s almost universally supported by web servers and all modern browsers and is also fairly easy to set up, as we’ll detail below.

Speed

Speed Servers Google Tuning

A Guide To Image Optimization On Jamstack Sites

Smashing Magazine

NOVEMBER 17, 2022

As you may already know, image optimization is the process that a high-quality image has to go through to be delivered in ideal conditions, sometimes with the help of an Image Transformation API and a global Content Delivery Network (CDN) to make the process simpler and scalable. Cache Your Images. Can it be more optimal?

Media

Media Cache Website Mobile

Examining the Performance Impact of an Adhoc Workload

SQL Performance

MAY 22, 2019

It’s one of the things we look at during a health audit, and Kimberly has a great query from her Plan cache and optimizing for adhoc workloads post that’s part of our toolkit. I’ve copied the query below, and if you’ve never run it against any of your production environments before, definitely find some time to do so. EXEC dbo. [

Cache

Cache Performance Hardware Servers

Smashing Podcast Episode 44 With Chris Ferdinandi: Is The Web Dead?

Smashing Magazine

NOVEMBER 30, 2021

And so we can definitely dig into that in a bunch of different angles, depending on where you want to take this conversation. And eventually those JavaScript libraries get absorbed by the platform itself, but it’s a much slower process than creating a new JavaScript library is, because it’s standard processes and how important those are.

Technology

Technology Technology Servers Code

HTTP/3: Performance Improvements (Part 2)

Smashing Magazine

AUGUST 22, 2021

Latency can be roughly defined as the time it takes to send a packet from point A (say, the client) to point B (the server). This is one of the main reasons why content delivery networks (CDNs) exist: They place servers physically closer to the end user in order to reduce latency, and thus delay, as much as possible.

Performance

Performance Network Latency Servers

HTTP/3 From A To Z: Core Concepts (Part 1)

Smashing Magazine

AUGUST 9, 2021

It was heralded as an amazing performance revolution, with exciting new features such as server push, parallel streams, and prioritization. We would have been able to stop bundling resources, stop sharding our resources across multiple servers, and heavily streamline the page-loading process. What Is QUIC?

Transportation

Transportation Internet Internet Network

Egnyte Architecture: Lessons learned in building and scaling a multi petabyte content platform

High Scalability

NOVEMBER 25, 2019

Your Laptop has a filesystem used by hundreds of processes. It is limited by the disk space; it can’t expand storage elastically; it chokes if you run few I/O intensive processes or try collaborating with 100 other users. On prem data processing. Edge caching. Application Servers. Apache FTP server.

Architecture

Architecture Cache Azure Storage

How Fast Is Amp Really?

Tim Kadlec

MARCH 19, 2018

How well does AMP perform when the library is served using the AMP cache? Each page was built with AMP, but each page was also loaded from the origin server for this test. Since the foundation is HTML, CSS, and JS, you can absolutely build a document using the AMP library without using the Google AMP Cache.

Cache

Cache Google Speed Metrics

Mobile Page Speed Testing

MachMetrics

JUNE 1, 2020

This can be done by implementing browser caching, combining JavaScript and CSS files, and minimizing redirects. You can also utilize our ‘Resources’ tab in the MachMetrics dashboard to find resources that are extra-large or are causing a bottleneck in the loading process. Definitely not ideal. Google Devs.

Speed

Speed Mobile Testing Google

Emerging Fault Modes: Challenges and Research Opportunities

ACM Sigarch

JULY 17, 2023

In addition to defects, prior research has also shown that degradation and lifetime reliability are concerns at scaled process technologies and can induce both intermittent and permanent faults over the service life of the processor. Therefore, testing alone is unlikely to be the definitive solution to address these new faults.

Energy

Energy Hardware Best Practices Architecture

Smashing Podcast Episode 43 With Matthew Phillips: What Is Astro?

Smashing Magazine

NOVEMBER 4, 2021

Drew: So instead of using something like Handlebars or one of those traditionally server side templating languages, you can use your own reactive framework, essentially React or View or Svelte or whatever to act as the templating system for your static site generator. But I think the key thing is that we didn’t do anything magical really.

Media

Media Website Architecture Servers

AMP and Incentives

Tim Kadlec

OCTOBER 8, 2015

They had a timer visible to both the customer and the server. One of the most absurd happened when a customer informed the server that part of their order was missing. The server had the customer first drive forward a few feet, and then back up to the window. You can build your sites to be prerender and cache friendly.

Cache

Cache Google Mobile Open Source

Cache-Control for Civilians

Image Processing Insights

Trending Sources

How to use Server Timing to get backend transparency from your CDN

ABAC on SpiceDB: Enabling Netflix’s Complex Identity Types

PostgreSQL Connection Pooling: Part 2 – PgBouncer

20X Faster Backup Preparation With Percona XtraBackup 8.0.33-28!

The road to observability with OpenTelemetry demo part 1: Identifying metrics and traces

How We Optimized Performance To Serve A Global Audience

Understanding MySQL Triggers: Exploring How Triggers Impact MySQL Memory Allocation

Best Free DNS Hosting Providers

Observability vs. monitoring: What’s the difference?

Fixing a slow site iteratively

GraphQL Search Indexing

Why is Wordpress Slow?

SQL Server I/O Basics Chapter #1

WaterBear: Building A Free Platform For Impactful Documentaries (Part 2)

Batch Mode Bitmaps in SQL Server

An approach to index tuning – Part 2

Front-End Performance Checklist 2021

Simple Parameterization and Trivial Plans — Part 3

How To Maintain A Large Next.js Application

Optimizing Video Streaming CDN Architecture for Cost Reduction and Enhanced Streaming Performance

Proof of Concept: Horizontal Write Scaling for MySQL With Kubernetes Operator

Django Highlights: Wrangling Static Assets And Media Files (Part 4)

Radically speed up your code by fixing slow or frequent garbage collection

GraphQL Search Indexing

Mundane Improvements, Big Impact

Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]

GraphQL Search Indexing

Optimizing Video Streaming CDN Architecture for Cost Reduction and Enhanced Streaming Performance

HTTP/3: Practical Deployment Options (Part 3)

Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]

Gzip vs Brotli – Best Browser Compression

A Guide To Image Optimization On Jamstack Sites

Examining the Performance Impact of an Adhoc Workload

Smashing Podcast Episode 44 With Chris Ferdinandi: Is The Web Dead?

HTTP/3: Performance Improvements (Part 2)

HTTP/3 From A To Z: Core Concepts (Part 1)

Egnyte Architecture: Lessons learned in building and scaling a multi petabyte content platform

How Fast Is Amp Really?

Mobile Page Speed Testing

Emerging Fault Modes: Challenges and Research Opportunities

Smashing Podcast Episode 43 With Matthew Phillips: What Is Astro?

AMP and Incentives

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