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. Multi-CDN is the practice of employing a number of CDN providers simultaneously.

Best Practices 52

Best Practices Strategy Traffic Virtualization 52

The Morning Paper

FEBRUARY 6, 2020

The key ingredients of Cloudburst are a highly-scalable key-value store for persistent state ( Anna ), local caches co-located with function execution environments, and cache-consistency protocols to preserve developer sanity while data is moved in and out of those caches. Updates should be allowed at any function invocation site.

Serverless 98

Serverless Lambda Cache Latency 98

The Morning Paper

OCTOBER 6, 2019

Prediction serving latency matters. Once deployed, beyond the immediate business benefit they often go on to become a foundation for further product development. Lesson 4: prediction serving latency matters. In a experiment introducing synthetic latency, Booking.com found that an increase of about 30% in latency cost about 0.5%

Latency 102

Latency Metrics Cache Design 102

Scalegrid

FEBRUARY 8, 2024

Durability Availability Fault tolerance These combined outcomes help minimize latency experienced by clients spread across different geographical regions. With cloud computing merging with distributed storage technology, we anticipate groundbreaking developments in data storage solutions going forward.

Storage 130

Storage Systems Big Data Azure 130

CSS Wizardry

AUGUST 13, 2019

Although this response has a 0B filesize, we will always take the latency hit on every single page view (and this response is basically 100% latency). com , which introduces yet more latency for the connection setup. On mobile connections, this can amount to whole seconds of delays, all sat on the Critical Path.

Latency 203

Latency Cache Strategy Media 203

Dynatrace

JUNE 25, 2021

Already in the 2000s, service-oriented architectures (SOA) became popular, and operations teams discovered the need to understand how transactions traverse through all tiers and how these tiers contributed to the execution time and latency. Of course, Dynatrace supports W3C Trace Context as well. OpenTelemetry.

Open Source 199

Open Source Monitoring Google Systems 199

Alex Russell

MAY 9, 2022

This is a complex topic, but to borrow from a recent post , web performance expands access to information and services by reducing latency and variance across interactions in a session, with a particular focus on the tail of the distribution (P75+). Consistent performance matters just as much as low average latency.

Performance 86

Performance Latency Metrics Engineering 86

Scalegrid

JULY 29, 2020

Patterns of data access would play a role, as would the latencies involved based on your architecture. We recommend testing your workload against both, and then decide on the best course of action – there is no better alternative to experimentation!

Benchmarking 246

Benchmarking Database Performance Testing Availability 246

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. Multi-CDN is the practice of employing a number of CDN providers simultaneously.

Best Practices 40

Best Practices Strategy Traffic Virtualization 40

The Morning Paper

JUNE 13, 2019

Making queries to an inference engine has many of the same throughput, latency, and cost considerations as making queries to a datastore, and more and more applications are coming to depend on such queries. First off there still is a model of course (but then there are servers hiding behind a serverless abstraction too!). autoscaling).

Hardware 58

Hardware Latency Serverless Energy 58

Dotcom-Montior

NOVEMBER 16, 2021

Developing new features correlates with improving metrics like reliability and performance, which ultimately reduces potential toil down the line. As defined by the Google SRE initiative, the four golden signals of monitoring include the following metrics: Latency. Monitoring. Monitoring can provide a way to differentiate between.

Monitoring 91

Monitoring Google DevOps Engineering 91

The Morning Paper

JUNE 23, 2019

Why are developers using RInK systems as part of their design? In ProtoCache (a component of a widely used Google application), 27% of its latency when using a traditional S+RInK design came from marshalling/un-marshalling. The network latency of fetching data over the network, even considering fast data center networks.

Cache 79

Cache Latency Google Lambda 79

Smashing Magazine

AUGUST 15, 2023

Large preview ) While browsers are generally pretty fast, these steps still take time to load, typically in seconds, and even longer on slower, high-latency network connections. If you’re CMS or framework does not, there are services such as Cloudinary that can handle this for you (for a fee, of course).

Media 73

Media Metrics Mobile Best Practices 73

Percona

JULY 17, 2023

Developers and DBAs like MongoDB’s ease-of-use. DBAs and developers appreciate its combination of flexibility, scalability, and performance. DBAs and developers appreciate its combination of flexibility, scalability, and performance. It ranks No. 5 among all database management systems and No.

Open Source 76

Open Source Database Scalability Software 76

Alex Russell

MARCH 6, 2021

Meanwhile, developer behaviour offers little hope: Median mobile JavaScript payloads have only grown since 2016, now hovering above 400KiB of script transferred, or nearly 2.5MiB of uncompressed JS. Not as much as we'd like, of course, but the worldwide baseline has changed enormously. Talk about a hard target. Reliance Jio, mostly.

Performance 124

Performance Network Cache Metrics 124

Particular Software

JUNE 3, 2019

From Udi Dahan's Advanced Distributed Systems Design Course , Day 1 Problem of scale The real problem with bandwidth is not one of absolute speed but one of scale. Even within a LAN, network congestion and its effect on bandwidth can have a noticeable impact on the applications we develop. We'll never be satisfied.

Latency 40

Latency Speed Network Strategy 40

The Morning Paper

SEPTEMBER 1, 2019

IPA for developers, happy days! There’s also a very nice looking developer workflow to help ensure you’ve got all the bases covered. … it remains difficult to develop applications under weak consistency. Onto one of my favourite parts of the paper – the developer workflow! VLDB’19.

Database 42

Database Latency Games Design 42

Alex Russell

JANUARY 30, 2024

It's clear that developers are out of touch with market ground-truth , but it's not obvious why. Understanding the differences in the experiences of wealthy developers versus working-class users helps to make the diffuse surface of the privilege bubble perceptible.

Performance 90

Performance Network Mobile Speed 90

The Morning Paper

SEPTEMBER 5, 2019

For response times (latencies) reporting a simple metric such as ‘average’ is next to useless. Instead we want to understand what’s happening at different latency percentiles (e.g For reasons we’ll see shortly though, none of those were good enough for Datadog, so they developed their own sketching data structure, DDSketch.

Latency 52

Latency Metrics Open Source Java 52

The Morning Paper

MARCH 3, 2020

This work is latency critical, because volume IO is blocked until it is complete. And, of course, it is designed to minimise the blast radius of any failures that do occur. Larger cells have better tolerance of tail latency (e.g. Thus the configuration master is under stress just when you need it the most. Physalia in the large.

Database 106

Database AWS Network Design 106

The Morning Paper

JANUARY 26, 2020

First, Reverb tracks precise value provenance , allowing a developer to quickly identify the reads and writes to JavaScript state that affected a particular variable’s value. Reverb also allows a developer to modify server-side responses, uses similar techniques to those just discussed to handle divergent scenarios.

Programming 86

Programming Servers Network Latency 86

O'Reilly

JANUARY 16, 2024

For years I had an aspirational goal of unifying all of my backups into one central directory tree, akin to the concept of a monorepo in software development. I’ve recently been brainstorming ideas for how to design such a system and how to deal with the practical challenges of scaling and maintenance.

Entertainment 73

Entertainment Internet Internet Design 73

Highly Scalable

SEPTEMBER 18, 2012

These developments gradually highlight a system of relevant database building blocks with proven practical efficiency. 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. Data Placement.

Database 213

Database Latency C++ Scalability 213

The Morning Paper

NOVEMBER 24, 2019

The paper sets the discussion in the context of geo-replicated distributed systems, but of course the same mechanisms could be equally useful in the context of local-first applications. Local operation, global coordination. MRDTs combine elements of all three strategies.

Strategy 104

Strategy Latency Systems Processing 104

Percona

MAY 15, 2023

This, of course, is unless I can organize my products by country as well, which is a bit unusual nowadays but not impossible. Of course, if I execute one of them without the sharding key, the firewall rule will stop the query execution, i.e.: mysql> SELECT id, millid, date,continent,active,kwatts_s FROM windmills_test1 WHERE id BETWEEN ?

Traffic 124

Traffic Scalability Database Servers 124

CSS - Tricks

APRIL 1, 2021

It’s inherently tied to everything we build and develop. Redirects are often pretty light in terms of the latency that they add to a website, but they are an easy first thing to check, and they can generally be removed with little effort. As Chris likes to say, a front-end developer is aware. Improvement #3: Unblock parsing.

Cache 92

Cache Social Media Media Website 92

The Morning Paper

DECEMBER 8, 2019

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. Traditional pointers address a memory location (often virtual of course). This is left as an exercise for the application developer at present. What about security?

Hardware 56

Hardware Programming Media Storage 56

SQL Performance

APRIL 8, 2019

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. They feature low latency, local NVMe storage that can directly leverage the 128 PCIe 3.0 These developments are a big deal for SQL Server usage on Azure VMs.

Azure 42

Azure Virtualization Storage Benchmarking 42

Alex Russell

JUNE 20, 2020

is an open collaboration between Google, Microsoft , Intel , Samsung , and others to safely bring capabilities to the web which native developers have come to expect. 1] Expansions of the web's power can seem by turns scary, capricious, or a distraction from the real problems developers face. [2]. Chromium's Project Fugu ??

Hardware 55

Hardware Games Java Media 55

Alex Russell

JULY 14, 2021

Developers also suffer higher costs and reduced opportunities to escape Google, Facebook, and Apple's walled gardens. Web engineers frequently refer to browsers as "User Agents", a nod to their unique role as interpreters of developer intent that give users the final say over how the web is experienced. How can that be?

Google 121

Google Mobile Engineering Internet 121

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. The Compatibility Tax.

Media 145

Media Games Education Engineering 145

The Symphonia

MAY 22, 2018

Of course publishing it on Martin Fowler’s site was always going to get it to a wider audience (thanks Martin!), I also rewrote the section on Startup Latency since Cold Starts are one of the big “FUD” areas of Serverless. Because of course it did. Finally, of course, there’s the community section.

Serverless 40

Serverless Architecture Lambda Azure 40

Sutter's Mill

JUNE 21, 2012

One of the slides I omitted to shorten this version of the talk highlighted that there are actually two issues when you go from “Disjoint (tightly coupled)” to “Disjoint (loosely coupled)”: reliability and latency , and both are important. (I I also mentioned this in the original WttJ article this is based on; just search for “reliability.”).

Latency 40

Latency Transportation Hardware Education 40

Alex Russell

OCTOBER 22, 2017

One of the most surprising results has been the frequent occurrence of “ambush by JavaScript” : We need a new term for the business-opportunity wastage that modern front-end development has created. One distinct trend is a belief that a JavaScript framework and Single-Page Architecture (SPA) is a must for PWA development.

Performance 68

Performance Benchmarking Network Mobile 68

The Morning Paper

MAY 28, 2019

Of course analog signalling comes with a whole bunch of challenges of its own, which is one of the reasons we tend to convert to digital. The resulting system can integrate seamlessly into a scikit-learn based development process, and dramatically reduces the total energy usage required for classification with very low latency.

Energy 52

Energy Hardware Efficiency Architecture 52

Smashing Magazine

JANUARY 11, 2021

In many organizations, front-end developers know exactly what common underlying problems are and what strategies should be used to fix them. So every time a conversation about further development happens, performance is a part of that conversation as well. Establish a performance culture.

Performance 145

Performance Cache Media Metrics 145

KeyCDN

FEBRUARY 14, 2019

There’s a debate among web developers whether or not animated image formats should be ditched altogether in favor of video formats. MP4 Videos Since the HTML5 video tag gave browsers the ability to play videos without the need for external plugins, MP4 has become the preferred multimedia container format of most web developers.

Speed 50

Speed Website Latency Cache 50