The Morning Paper

FEBRUARY 6, 2020

Last week we looked at a function shipping solution to the problem; Cloudburst uses the more common data shipping to bring data to caches next to function runtimes (though you could also make a case that the scheduling algorithm placing function execution in locations where the data is cached a flavour of function-shipping too).

Lambda 98

Lambda Serverless Cache Latency 98

Scalegrid

JULY 29, 2020

In our final post, we will put them head-to-head in a detailed feature comparison and compare the results of PgBouncer vs. Pgpool-II performance for your PostgreSQL hosting ! Performance Testing. Since PgBouncer is a very light-weight process, installing it on the box has no impact on overall performance. Final Words.

Benchmarking 246

Benchmarking Database Performance Testing Availability 246

Smashing Magazine

JANUARY 6, 2020

Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Web performance is a tricky beast, isn’t it? How do we actually know where we stand in terms of performance, and what our performance bottlenecks exactly are? Vitaly Friedman.

Performance 145

Performance Cache Network Metrics 145

CSS Wizardry

AUGUST 13, 2019

So, what are the performance implications of all of this? To further exacerbate the problem, the 302 response has a Cache-Control: must-revalidate, private. header , meaning that we will always make an outgoing request for this resource regardless of whether or not we’re hitting the site from a cold or a warm cache.

Latency 203

Latency Cache Strategy Media 203

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. Saving crucial milliseconds. It's also time consuming and costly.

Speed 121

Speed Cache Latency AWS 121

Smashing Magazine

JANUARY 7, 2019

Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]. Web performance is a tricky beast, isn’t it? How do we actually know where we stand in terms of performance, and what our performance bottlenecks exactly are? Vitaly Friedman.

Performance 104

Performance Cache Metrics Network 104

IO River

NOVEMBER 2, 2023

A CDN (Content Delivery Network) is a network of geographically distributed servers that brings web content closer to where end users are located, to ensure high availability, optimized performance and low latency. The result would be a performance drop in the end users’ experience, often causing the application to become unusable.

Best Practices 52

Best Practices Strategy Traffic Virtualization 52

Scalegrid

FEBRUARY 8, 2024

Durability Availability Fault tolerance These combined outcomes help minimize latency experienced by clients spread across different geographical regions. Opting for synchronous replication within distributed storage brings about reinforced consistency and integrity of data, but also bears higher expenses than other forms of replicating data.

Storage 130

Storage Systems Big Data Azure 130

The Morning Paper

JUNE 23, 2019

Generally to cache data (including non-persistent data that never sees a backing store), to share non-persistent data across application services (e.g. ” Even re-reading that today, the letter of the law there is surprisingly strict to me: you can use the local memory space or filesystem as a brief single transaction cache, but no more.

Cache 79

Cache Latency Google Lambda 79

CSS - Tricks

APRIL 1, 2021

Site performance is potentially the most important metric. The better the performance, the better chance that users stay on a page, read content, make purchases, or just about whatever they need to do. Here’s the thing: performance is more than a one-off task. billion if the site slowed down by just one second. Lighthouse.

Cache 92

Cache Social Media Media Network 92

All Things Distributed

OCTOBER 2, 2017

We were pushing the limits of what was a leading commercial database at the time and were unable to sustain the availability, scalability and performance needs that our growing Amazon business demanded. " Of course, no technology change happens in isolation, and at the same time NoSQL was evolving, so was cloud computing.

Internet 128

Internet Internet AWS Performance 128

IO River

NOVEMBER 2, 2023

A CDN (Content Delivery Network) is a network of geographically distributed servers that brings web content closer to where end users are located, to ensure high availability, optimized performance and low latency. The result would be a performance drop in the end users’ experience, often causing the application to become unusable.

Best Practices 40

Best Practices Strategy Traffic Virtualization 40

The Morning Paper

OCTOBER 6, 2019

Model performance is not the same as business performance. Prediction serving latency matters. Lesson 2: model performance is not the same as business performance. An interesting finding is that increasing the performance of a model does not necessarily translate into a gain in [business] value.

Latency 102

Latency Metrics Cache Design 102

n0derunner

SEPTEMBER 17, 2018

It is the shared storage that often causes performance issues for data bases which are otherwise separated across nodes. In such a case we have a Bandwidth heavy workload profile (reporting) sharing with a Latency Sensitive workload (transactional). The key thing to observe is the impact on the latency sensitive (OLTP) workload.

Performance Testing 40

Performance Testing Benchmarking Testing Performance 40

All Things Distributed

MAY 13, 2012

With just one click you can enable content to be distributed to the customer with low latency and high-reliability. Of course non-AWS origins are also permitted. Query String based Caching: the ability to include query string parameters as part of the objects cache key. Specifically: Optimal TCP Windows.

Cache 117

Cache Latency AWS Website 117

The Morning Paper

FEBRUARY 23, 2020

Caching of query results on the other hand, looks like a good business model, at large enough scale these might amount to pretty much the same thing). Contractors can organise into contractor groups to collectively satisfy more stringent performance and fault-tolerance guarantees than any one contractor may be able to do on their own.

Blockchain 94

Blockchain Internet Internet IoT 94

The Morning Paper

MAY 12, 2019

The paper examines the implications of microservices at the hardware, OS and networking stack, cluster management, and application framework levels, as well as the impact of tail latency. Smaller microservices demonstrated much better instruction-cache locality than their monolithic counterparts. Hardware implications.

Open Source 61

Open Source Hardware Benchmarking Systems 61

Alex Russell

OCTOBER 22, 2017

TL;DR: performance budgets are an essential but under-appreciated part of product success and team health. Nobody is trying to do a poor job, and yet the results of a “completed” PWA project often require weeks or months of painstaking rework to deliver minimally acceptable performance. Partner meetings are illuminating.

Performance 68

Performance Benchmarking Network Mobile 68

Percona

JULY 17, 2023

DBAs and developers appreciate its combination of flexibility, scalability, and performance. Customers miss out on the cost-effectiveness, creative freedom, and global community support (for innovation, better performance, and enhanced security) that come with open source solutions and from companies with an open source spirit.

Open Source 75

Open Source Database Scalability Software 75

Percona

MAY 15, 2023

Nothing is impossible; however, the performances will be so impacted that each operation may take seconds instead of milliseconds or a fraction of it unless lifting some of the rules breaks the relational model. This, of course, is unless I can organize my products by country as well, which is a bit unusual nowadays but not impossible.

Traffic 123

Traffic Scalability Database Servers 123

The Morning Paper

DECEMBER 8, 2019

At the start of November I was privileged to attend HPTS (the High Performance Transaction Systems) conference in Asilomar. Therefore any programming abstraction must be low latency and the kernel needs to be kept off the path of persistent data access as much as possible. Early performance results. PLOS’19.

Hardware 56

Hardware Programming Media Storage 56

SQL Performance

APRIL 8, 2019

The L3 cache size is 64MB. The AMD EPYC 7551 processor has slightly lower single-threaded CPU performance when compared to the older 2.3 Of course, if I were buying an AMD-based server for on-premises SQL Server use right now, I would try to get the newer, frequency-optimized AMD EPYC 7371 processor. The L3 cache size is 64MB.

Azure 42

Azure Virtualization Storage Benchmarking 42

The Morning Paper

JANUARY 23, 2020

1:18pm a key observation was made that an API call to populate the homepage sidebar saw a huge jump in latency. With only an hour or so of degraded performance in the end, it’s not the worst incident you can imagine, but it was clearly taken as very serious given the time of year. " – wikipedia.

Internet 53

Internet Internet Cache Engineering 53

Highly Scalable

SEPTEMBER 18, 2012

Historically, NoSQL paid a lot of attention to tradeoffs between consistency, fault-tolerance and performance to serve geographically distributed systems, low-latency or highly available applications. Read/Write latency. Read/Write requests are processes with a minimal latency. Read/Write scalability. Fault-tolerance.

Database 213

Database Latency C++ Scalability 213

KeyCDN

SEPTEMBER 12, 2019

We normally focus solely on the performance aspect, but today we want to dive into additional ways you can optimize images for the web. The file size of your images of course is very important, but SEO and social media also play an important part in helping your website perform and convert better.

Social Media 106

Social Media Media Google Website 106

Alex Russell

APRIL 29, 2021

Classics of the genre include: Apple's just focused on performance! The Performance Argument. As an engineer on a browser team, I'm privy to the blow-by-blow of various performance projects, benchmark fire drills, and the ways performance marketing (deeply) impacts engineering priorities. Web Performance APIs.

Media 145

Media Games Education Engineering 145

KeyCDN

FEBRUARY 14, 2019

That said, GIFs can drag down a web page’s performance, especially if not optimized. Even if you’re happy with how your website is performing, you may not realize how much weight your GIFs are adding to each page. A CDN will pull the GIF files from your origin server and cache them. Why Speed Up GIF Animations?

Speed 50

Speed Website Latency Cache 50

The Morning Paper

SEPTEMBER 12, 2019

Clearly the chosen decomposition can have a big impact on the resulting query performance. A pipeline breaker occurs when the output of one operator must be materialized to disk or transferred over the network, as opposed to being directly communicated from operator to operator via CPU cache, or, in the worst case, via RAM.

Network 44

Network Database Programming Hardware 44

Smashing Magazine

AUGUST 22, 2021

HTTP/3: Performance Improvements (Part 2). HTTP/3: Performance Improvements (Part 2). In this second part, we will zoom in on the performance improvements that QUIC and HTTP/3 bring to the table for web-page loading. HTTP/3 performance features ( current article ). Two-way latency is often called round-trip time (RTT).

Performance 106

Performance Network Latency Servers 106

High Scalability

JULY 20, 2018

That means multiple data indirections mean multiple cache misses. That means multiple data indirections mean multiple cache misses. This is where your performance goes. Mark LaPedus : MRAM, a next-generation memory type, is being touted as a replacement for embedded flash and cache applications. They are very expensive.

Internet 121

Internet Internet Scalability Automotive 121

Smashing Magazine

AUGUST 20, 2021

Ben and Mena Trott created MovableType because of a “Dissatisfacion with existing blog CMSes — performance, stability.” In 2006, Denis Defreyne tried to set up a Ruby-based blog platform and ran into performance problems — “Having a VPS with only 96 MB of RAM, any Ruby-based CMS ran extremely slowly.”

Ecommerce 139

Ecommerce Website Government Internet 139

Smashing Magazine

SEPTEMBER 6, 2021

If after the previous two parts — HTTP/3 history and core concepts and HTTP/3 performance features — you’re convinced that starting to use the new protocols is a good idea (and you should be!), HTTP/3 performance features. Finally, not inlining resources has an added latency cost because the file needs to be requested.

Network 105

Network Servers Cache Traffic 105

Smashing Magazine

AUGUST 9, 2021

You’ve probably heard things like: “HTTP/3 is much faster than HTTP/2 when there is packet loss”, or “HTTP/3 connections have less latency and take less time to set up”, and probably “HTTP/3 can send data more quickly and can send more resources in parallel”. HTTP/3 performance features ( coming up soon! ).

Transportation 145

Transportation Internet Internet Network 145