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. Ford, et al., “TCP

Performance 110

Performance Latency Cache Virtualization 110

All Things Distributed

JUNE 20, 2017

This enables customers to serve content to their end users with low latency, giving them the best application experience. In 2008, AWS opened a point of presence (PoP) in Hong Kong to enable customers to serve content to their end users with low latency. Since then, AWS has added two more PoPs in Hong Kong, the latest in 2016.

AWS 149

AWS Logistics Cloud Social Media 149

Uber Engineering

MAY 14, 2019

To deliver the real-time performance expected from Uber’s users, our mobile apps require low-latency and highly … The post Employing QUIC Protocol to Optimize Uber’s App Performance appeared first on Uber Engineering Blog.

Wireless 112

Wireless Performance Mobile Latency 112

High Scalability

MARCH 1, 2019

It was made possible by using a low latency of 0.1 seconds, the lower the latency, the more responsive the robot. Don't miss all that the Internet has to say on Scalability, click below and become eventually consistent with all scalability knowledge (which means this post has many more items to read so please keep on reading).

Internet 33

Internet Internet Scalability Blockchain 33

DZone

APRIL 7, 2021

When 54 percent of the internet traffic share is accounted for by Mobile , it's certainly nontrivial to acknowledge how your app can make a difference to that of the competitor! Introduction.

Network 200

Network Performance Cache Internet 200

Brendan Gregg

JULY 4, 2021

I summarized these topics and more as a plenary conference talk, including my own predictions (as a senior performance engineer) for the future of computing performance, with a focus on back-end servers. Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

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. Ford, et al., “TCP

Performance 52

Performance Latency Cache Virtualization 52

Testsigma

DECEMBER 12, 2020

Since the beginning of the internet era, browsers and websites have lived co-dependently. Starting from the internet explorer, then to the Mozilla project and now to at least six major browsers in the market, we have evolved quite well. The browsers work differently because of their different base engines.

Testing 53

Testing Operating System Website Latency 53

Smashing Magazine

AUGUST 3, 2021

Fortunately, we as engineers can avoid, or at least mitigate the impact of breakages in the web apps we build. Intermittent micro-services, unstable internet connections, or eventual consistency are all reasons to try again. Engineers need visibility on the root cause behind a degraded experience. More after jump! Observability.

Network 145

Network Engineering Availability Monitoring 145

Testsigma

JANUARY 30, 2021

With the rapidly increasing use of smartphones and ease of access to the internet across the globe, testing has spread across vast platforms. For example, if you are using internet banking via a Mobile Web application, it will not allow you to save cards or mark any transaction as favourite. What are Mobile Web Applications?

Mobile 52

Mobile Testing Website Internet 52

All Things Distributed

DECEMBER 5, 2010

DNS is one of the fundamental building blocks of internet applications and was high on the wish list of our customers for some time already. DNS is an absolutely critical piece of the internet infrastructure. The Domain Name System is a wonderful practical piece of technology; it is a fundamental building block of our modern internet.

Cloud 117

Cloud Internet Internet AWS 117

Highly Scalable

AUGUST 20, 2013

This article is an effort to explore techniques used by developers of in-stream data processing systems, trace the connections of these techniques to massive batch processing and OLTP/OLAP databases, and discuss how one unified query engine can support in-stream, batch, and OLAP processing at the same time. Modularity and flexibility.

Big Data 154

Big Data Processing Lambda Database 154

High Scalability

DECEMBER 21, 2018

Tim Bray : How to talk about [Serverless Latency] · To start with, don’t just say “I need 120ms.” Don't miss all that the Internet has to say on Scalability, click below and become eventually consistent with all scalability knowledge (which means this post has many more items to read so please keep on reading).

Internet 137

Internet Internet Scalability Serverless 137

All Things Distributed

JULY 13, 2010

In particular this has been true for applications based on algorithms - often MPI-based - that depend on frequent low-latency communication and/or require significant cross sectional bandwidth. a Fast and Scalable NoSQL Database Service Designed for Internet Scale Applications. Recent Entries. Amazon DynamoDB â??

Cloud 119

Cloud AWS Automotive Latency 119

All Things Distributed

APRIL 28, 2010

Quite often "The Cloud" is portrayed as something magically transparent that lives somewhere in the internet. There are four main reasons to do so: Performance - For many applications and services, data access latency to end users is important. The new Singapore Region offers customers in APAC lower-latency access to AWS services.

AWS 61

AWS Cloud Latency Storage 61

All Things Distributed

NOVEMBER 19, 2010

Science & Engineering. Understanding Throughput-Oriented Architectures - background article in CACM on massively parallel and throughput vs latency oriented architectures. an engineering adventure to break the 1,000 mph barrier in a car. a Fast and Scalable NoSQL Database Service Designed for Internet Scale Applications.

AWS 68

AWS Cloud Benchmarking Storage 68

Adrian Cockcroft

MAY 6, 2023

I don’t advocate “Serverless Only”, and I recommended that if you need sustained high traffic, low latency and higher efficiency, then you should re-implement your rapid prototype as a continuously running autoscaled container, as part of a larger serverless event driven architecture, which is what they did. Finally, what were they building?

Serverless 145

Serverless Lambda Best Practices Traffic 145

The Morning Paper

JANUARY 23, 2020

Trade-offs under pressure: heuristics and observations of teams resolving internet service outages , Allspaw, Masters thesis, Lund University 2015. 1:18pm a key observation was made that an API call to populate the homepage sidebar saw a huge jump in latency. Gathering timestapms of changes made to application code during the outage.

Internet 53

Internet Internet Cache Engineering 53

All Things Distributed

OCTOBER 2, 2017

The cloud-hosted version would need to be: Scalable – The service would need to support hundreds of thousands, or even millions of AWS customers, each supporting their own internet-scale applications. Today, DynamoDB powers the next wave of high-performance, internet-scale applications that would overburden traditional relational databases.

Internet 130

Internet Internet AWS Performance 130

IO River

NOVEMBER 2, 2023

Fundamentally, internet traffic can be broadly categorized into static and dynamic content. Yes, it’s a single file, but that’s not how it’s stored on the internet. BandwidthImagine the internet as a ramified web of pipelines, each varying in size. A video, being a digital asset, is also based on these two parts.

Architecture 52

Architecture Performance Internet Internet 52

IO River

NOVEMBER 2, 2023

Fundamentally, internet traffic can be broadly categorized into static and dynamic content. Yes, it’s a single file, but that’s not how it’s stored on the internet. This type of traffic originates directly from the server, making it more challenging to handle due to latency and server load considerations; it’s hard but not impossible.

Architecture 52

Architecture Performance Internet Internet 52

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. Colleagues/Internet I love using [Linux performance tools]. But I also love solving issues quickly, and sometimes that means just asking colleagues or searching the Internet. in total.

Speed 126

Speed Java AWS Virtualization 126

All Things Distributed

APRIL 4, 2017

This enables customers to serve content to their end users with low latency, giving them the best application experience. In 2011, AWS opened a Point of Presence (PoP) in Stockholm to enable customers to serve content to their end users with low latency. As well as AWS Regions, we also have 24 AWS Edge Network Locations in Europe.

AWS 117

AWS Airlines Latency Games 117

The Netflix TechBlog

FEBRUARY 18, 2022

Personalized Experience Refresh Netflix Recommendation engine continuously refreshes recommendations for every member. While a mobile device is almost always connected to the internet and reachable, a smart TV is only online while in use. This network connection heterogeneity made choosing a single delivery model difficult.

Systems 334

Systems Traffic Architecture Mobile 334

Percona

JULY 17, 2023

1 among non-relational/document-based systems ( DB-Engines, July 2023 ). A survey of 90,240 companies using MongoDB listed the leading uses as Technology and Services (23%), Computer Software (16%), and Internet (6%). Redis ranks right after MongoDB as the sixth most popular database management system ( DB-Engines, July 2023 ).

Open Source 74

Open Source Database Scalability Software 74

All Things Distributed

JULY 14, 2015

In just three short years, Amazon DynamoDB has emerged as the backbone for many powerful Internet applications such as AdRoll , Druva , DeviceScape , and Battlecamp. In traditional database architectures, database engines often run a small search engine or data warehouse engines on the same hardware as the database.

Database 167

Database Lambda AWS IoT 167

Alex Russell

JANUARY 30, 2024

Many critiques are possible, both of the target (five seconds for first load), the sample population (worldwide internet users), and of the methodology (informed reckons). Engineering is the discipline of designing solutions under specific constraints. In the U.S.,

Performance 90

Performance Network Mobile Speed 90

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. Colleagues/Internet I love using Linux performance tools. But I also love solving issues quickly, and sometimes that means just asking colleagues or searching the Internet. in total.

Speed 52

Speed Java AWS Virtualization 52

Alex Russell

APRIL 29, 2021

Apple forces developers of competing browsers to use their engine for all browsers on iOS , restricting their ability to deliver a better version of the web platform. They are, pound for pound, some of the best engine developers globally and genuinely want good things for the web. So is speedy resolution and agreement.

Media 145

Media Games Education Engineering 145

Alex Russell

JULY 14, 2021

The 85% global-share OS (Android) has historically facilitated browser choice and diversity in browser engines. Engine diversity is essential, as it is the mechanism that causes competition to deliver better performance, capability, privacy, security, and user controls. If so, it's a browser regardless of the underlying engine.

Google 121

Google Mobile Engineering Internet 121

All Things Distributed

JANUARY 18, 2012

a Fast and Scalable NoSQL Database Service Designed for Internet Scale Applications. Today is a very exciting day as we release Amazon DynamoDB , a fast, highly reliable and cost-effective NoSQL database service designed for internet scale applications. Amazon DynamoDB offers low, predictable latencies at any scale. Comments ().

Scalability 167

Scalability Database Ecommerce Latency 167

Alex Russell

NOVEMBER 6, 2013

What everyone else (search engines, publishers, etc.) The biggest revolution of the web is the search engine. Built on the back of HTML’s conventions, search engines make it possible not only for anyone to publish but for most to find. Search Engines. The goal of search engines it to understand pages the way you do.

Engineering 40

Engineering Technology Technology Systems 40

All Things Distributed

JUNE 21, 2018

We are increasingly seeing customers wanting to build Internet-scale applications that require diverse data models. Use cases such as gaming, ad tech, and IoT lend themselves particularly well to the key-value data model where the access patterns require low-latency Gets/Puts for known key values. Purpose-built databases.

Database 167

Database AWS Games Latency 167

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. Colleagues/Internet I love using [Linux performance tools]. But I also love solving issues quickly, and sometimes that means just asking colleagues or searching the Internet. in total.

Speed 40

Speed Java AWS Virtualization 40

Dotcom-Montior

NOVEMBER 24, 2021

Within an organization, the responsibility of monitoring these large distributed systems typically falls on site reliability engineering (SRE) teams. For example, you can think of a cell phone network as a type of distributed system, consisting of a network of internet-connected devices that share resources workload. Peer-to-Peer.

Systems 74

Systems Monitoring Hardware Network 74

Scalegrid

JANUARY 12, 2024

These vendors serve data center players and offer advanced options, such as ScaleGrid’s engine, which ensures that different elements work well together automatically, eliminating the need for manual effort in managing heterogeneous environments. This opens up possibilities not only difficult but almost impossible to attain conventionally!

Cloud 130

Cloud Virtualization Storage Efficiency 130

CSS - Tricks

MARCH 16, 2020

Because we’ll be running this using Node.js, we’re able to safely use ES6 syntax as we don’t have to worry about those pesky Internet Explorer users. Estimated input latency - Estimated Input Latency is an estimate of how long your app takes to respond to user input, in milliseconds, during the busiest 5s window of page load.

Google 82

Google Latency Website Metrics 82