Uber Engineering

JANUARY 16, 2023

Uber’s interactive analytics team shares how they integrated Alluxio’s data caching into Presto, the SQL query engine powering thousands of daily active users on petabyte scale at Uber, to dramatically reduce data scan latencies through leveraging Presto on local disks.

Cache 98

Cache Speed Latency Analytics 98

Dynatrace

OCTOBER 7, 2021

Speed is next; serverless solutions are quick to spin up or down as needed, and there are no delays due to limited storage or resource access. Amazon EventBridge: EventBridge to bridges the data gap between your applications and other services, such as Lambda or specific SaaS apps. Data Store. Improving data processing.

Serverless 325

Serverless AWS Lambda Storage 325

Smashing Magazine

FEBRUARY 12, 2025

That means that before we even get the first response byte for our page we actually have to send data back and forth between the browser and a server eight times! Thats where network latency comes in, or network round trip time (RTT) if we look at the time it takes to send data to a server and receive a response in the browser.

Servers 78

Servers Latency Cache Website 78

CSS Wizardry

SEPTEMBER 16, 2024

Last week, I posted a short update on LinkedIn about CrUX’s new RTT data. Chrome have recently begun adding Round-Trip-Time (RTT) data to the Chrome User Experience Report (CrUX). Where Does CrUX’s RTT Data Come From? RTT data should be seen as an insight and not a metric. RTT isn’t a you-thing, it’s a them-thing.

Latency 234

Latency Cache Transportation Mobile 234

Speed Curve

JANUARY 19, 2025

Annie leads the Chrome Speed Metrics team at Google, which has arguably had the most significant impact on web performance of the past decade. It's really important to acknowledge that none of this would have been possible without the great work from Annie and her small-but-mighty Speed Metrics team at Google. Nice job, everyone!

Performance 98

Performance Google Speed Metrics 98

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 Reliability space, our data teams focus on two main approaches. All these micro-services are currently operated in AWS cloud infrastructure.

Infrastructure 185

Infrastructure Cloud Scalability AWS 185

Dynatrace

APRIL 10, 2023

And according to recent data from Enterprise Strategy Group, 59% of survey respondents indicated spending on public cloud applications would increase in 2023. “Caching’s one of the key components of any commerce application,” as it has a major impact on performance, Bollampally said. Further, as Tractor Supply Co.

Cloud 243

Cloud Ecommerce Performance Retail 243

The Netflix TechBlog

SEPTEMBER 24, 2021

As described by the white paper Apple ProRes ( link ), the target data rate of the Apple ProRes HQ for 1920x1080 at 29.97 Uploading and downloading data always come with a penalty, namely latency. The problematic pattern of packagers is that they do not always generate data linearly. is 220 Mbps.

Cloud 242

Cloud Media Storage Cache 242

Smashing Magazine

MAY 9, 2022

Performance Game Changer: Browser Back/Forward Cache. Performance Game Changer: Browser Back/Forward Cache. With that caveat out of the way, let’s get to the guts of the article: What is the Back/Forward Cache and why does it matter so much? Didn’t The HTTP Cache Do All That Anyway? Barry Pollard.

Cache 106

Cache Games Performance Website 106

The Netflix TechBlog

MARCH 6, 2019

Disk Caching? — ? MezzFS can be configured to cache objects on the local disk. Regional caching? —?Netflix If an application in region A is using MezzFS to read from an object stored in region B, MezzFS will cache the object in region A. we only pay the transfer costs for one worker, and the rest use the cached object.

Media 218

Media Storage Processing Cache 218

The Netflix TechBlog

OCTOBER 29, 2020

For these reasons, as a small engineering team, we’ve found that optimizing for reliability and speed of product delivery is required for us to serve our evolving customers’ needs successfully. Disk cache Of course, network connectivity may not always be available so downloaded rule sets need to be cached to disk.

Mobile 279

Mobile Cache Network Technology 279

Alex Russell

MARCH 31, 2022

Browsers will cache tools popular among vocal, leading-edge developers. There's plenty of space for caching most popular frameworks. The best available proxy data also suggests that shared caches would have a minimal positive effect on performance. Suppose a user has only downloaded part of the cache.

Cache 89

Cache Government Traffic Network 89

Dynatrace

JANUARY 5, 2023

Our customer’s monitoring data collection was not affected, apart from a few identified and informed customers with a larger dependency on SSO authorization.

Cache 246

Cache Monitoring Strategy Speed 246

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 214

Cache Database Architecture Government 214

CSS Wizardry

AUGUST 24, 2022

As I see it, there are two main issues when it comes to measuring performance changes (note, not improvements , but changes) in the lab: Site-speed is nondeterministic 1. What if another file on the critical path had dropped out of cache and needed fetching from the network? Problems When Measuring Performance.

Benchmarking 266

Benchmarking Metrics Cache Network 266

Smashing Magazine

OCTOBER 31, 2023

Answering Common Questions About Interpreting Page Speed Reports Answering Common Questions About Interpreting Page Speed Reports Geoff Graham 2023-10-31T16:00:00+00:00 2023-10-31T17:06:18+00:00 This article is sponsored by DebugBear Running a performance check on your site isn’t too terribly difficult.

Speed 117

Speed Google Website Metrics 117

Smashing Magazine

JUNE 26, 2019

What Web Designers Can Do To Speed Up Mobile Websites. What Web Designers Can Do To Speed Up Mobile Websites. I recently wrote a blog post for a web designer client about page speed and why it matters. What I didn’t know before writing it was that her agency was struggling to optimize their mobile websites for speed.

Website 111

Website Speed Mobile Design 111

Scalegrid

OCTOBER 2, 2019

The demand for Redis is skyrocketing across dozens of use cases, particularly for cache, queues, geospatial data, and high speed transactions.

Azure 37

Azure Cloud Open Source Virtualization 37

Smashing Magazine

JULY 8, 2021

Tools And Practices To Speed Up The Vue.js Tools And Practices To Speed Up The Vue.js app, when we use something like v-model to tie data to an input in a form, we are giving the Vue.js In most cases, when the value in the vue data object changes, the view automatically re-renders, but it’s not always like this.

Speed 141

Speed Processing Development Code 141

Dynatrace

DECEMBER 13, 2023

By tracking these KPIs and similar, organizations can gain valuable insights into the performance of their mobile apps and make data-driven decisions to improve the user experience and drive growth. Here are some ways observability data is important to mobile app performance monitoring. Issue remediation. Proactive monitoring.

Best Practices 246

Best Practices Mobile Metrics Performance 246

Scalegrid

JANUARY 5, 2024

Enhanced data security, better data integrity, and efficient access to information. This article cuts through the complexity to showcase the tangible benefits of DBMS, equipping you with the knowledge to make informed decisions about your data management strategies. What are the key advantages of DBMS?

Efficiency 147

Efficiency Storage Database Scalability 147

All Things Distributed

JUNE 21, 2017

Today, I'm excited to announce the general availability of Amazon DynamoDB Accelerator (DAX) , a fully managed, highly available, in-memory cache that can speed up DynamoDB response times from milliseconds to microseconds, even at millions of requests per second. Fully managed cache for DynamoDB. Enter DynamoDB Accelerator.

Speed 95

Speed Cache Latency AWS 95

Dynatrace

DECEMBER 20, 2021

Replay tools log data from users’ interactions with your website or application, including the pages they looked at, how long they stayed, and what they clicked on while they were there. These tools pull this data to recreate anonymized versions of user sessions that your team can watch back on demand. Improved analytic context.

Mobile 264

Mobile Website Analytics Cache 264

CSS Wizardry

AUGUST 7, 2019

TTFB isn’t just time spent on the server, it is also the time spent getting from our device to the sever and back again (carrying, that’s right, the first byte of data!). A trip from a device in London to a server in New York has a theoretical best-case speed of 28ms over fibre, but this makes lots of very optimistic assumptions.

Latency 270

Latency Ecommerce Servers Mobile 270

Dynatrace

MARCH 22, 2023

As a result, web app attacks are the fastest-growing attack vector according to a recent data breach investigations report. Cryptographic failures Cryptographic failures are when data is transmitted in plain text, uses outdated or insecure cryptographic algorithms, or is protected by default or weak cryptographic keys.

Open Source 246

Open Source Artificial Intelligence Internet Internet 246

Smashing Magazine

DECEMBER 23, 2020

It doesn’t come as a surprise, considering the benefits of higher conversion rates, customer engagement, decreased page loading speed, and lower costs on development and overhead. 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.

Cache 136

Cache Internet Internet Google 136

ACM Sigarch

DECEMBER 19, 2022

If data movement were faster, more work could be done on the same processors. We assume a base multi-core processor four-way-issue load/store machine with 64-bit integer/address registers Rx, 128-bit (16-byte) data registers Vx, and an L1 D-cache that can do two operations per cycle, each reading or writing an aligned 16-byte memory word.

Design 145

Design Systems Cache Network 145

Smashing Magazine

OCTOBER 29, 2019

Speed Up Your Website With WebP. Speed Up Your Website With WebP. In order to make that happen, though, some of the data (pixels) from the file needs to be dropped out or “lost”. Needless to say, there’s nothing that can beat WebP when it comes to speed while maintaining image integrity. “. What Is WebP Caching?

Website 75

Website Speed Cache Google 75

Dynatrace

SEPTEMBER 13, 2023

These workflows also utilize Davis® , the Dynatrace causal AI engine, and all your observability and security data across all platforms, in context, at scale, and in real-time. Storing frequently accessed data in faster storage, usually in-memory caching, improves data retrieval speed and overall system performance. Beyond

AWS 305

AWS Efficiency Azure Cloud 305

Dynatrace

MAY 2, 2019

Instead of fetching megabytes of host information in JSON format, you can use this filter to speed up your query and greatly reduce the size of the resulting payload. If your environment is organized with tags, you can add tag filters to further reduce the result set and to speed up the query. COUNT". ], "filter": "BUILTIN". }.

Best Practices 174

Best Practices Monitoring Cache Speed 174

Scalegrid

MARCH 28, 2024

In this comparison of Redis vs Memcached, we strip away the complexity, focusing on each in-memory data store’s performance, scalability, and unique features. Redis is better suited for complex data models, and Memcached is better suited for high-throughput, string-based caching scenarios.

Cache 130

Cache Storage Scalability Architecture 130

The Netflix TechBlog

SEPTEMBER 10, 2024

This allows data to be sent to the device from backend services on demand, without the need for continually polling requests from the device. The DeviceToDeviceManager is also responsible for observability, with metrics around cache hits, calls to the data store, message delivery rates, and latency percentile measurements.

Latency 234

Latency Cache Tuning Efficiency 234

Dynatrace

OCTOBER 21, 2020

All thanks to the data Davis already had ready for them when analyzing this slow startup problem. One of them being a small cache that would have brought the initial startup time down by about 95%. Step 4: Fixing the issue. To solve this problem several strategies were discussed.

Code 246

Code Cloud Engineering Java 246

Speed Curve

FEBRUARY 10, 2025

Have you ever looked at the page speed metrics – such as Start Render and Largest Contentful Paint – for your site in both your synthetic and real user monitoring tools and wondered "Why are these numbers so different?" End-user connection speed If you live in an urban centre, you may enjoy connection speeds of 150 Mbps or more.

Hardware 52

Hardware Internet Internet Speed 52

Dynatrace

NOVEMBER 13, 2020

However even without a monitored infrastructure, you get insights into the resource usage of your own or third-party services, which allows you to compare your estimates with real-world data. To get you up to speed quickly and to test Dynatrace easily, we provide a small Flutter demo app. How to get started. What’s next.

Code 244

Code Mobile Monitoring Infrastructure 244

Scalegrid

JANUARY 25, 2024

Effective management of memory stores with policies like LRU/LFU proactive monitoring of the replication process and advanced metrics such as cache hit ratio and persistence indicators are crucial for ensuring data integrity and optimizing Redis’s performance. All these contribute significantly towards ensuring smooth functioning.

Metrics 130

Metrics Monitoring Latency Cache 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. While some noticeable progress was made, it was challenging to implement significant changes just for the sake of speed. Creating A Performance Culture.

Website 141

Website Performance Google Website Performance 141