The Netflix TechBlog

DECEMBER 23, 2020

In addition to the default Docker namespaces (mount, network, UTS, IPC, and PID), we employ user namespaces for added layers of isolation. Various pieces of software used elevated capabilities for FUSE, low-level packet monitoring, and performance tracing amongst other use cases. making it so that users cannot use “root.”

Media 286

Media Metrics Systems Processing 286

Percona

APRIL 12, 2023

Let’s start with this: MongoDB is accurately referred to as source-available software. Many open source proponents, including the Open Source Initiative (OSI) , do not consider software under the SSPL to be open source. We agree with the OSI’s determination that any software under the SSPL cannot be open source.

Open Source 79

Open Source Programming Database Servers 79

Scalegrid

JULY 13, 2020

Recognized as the fastest growing database by popularity, PostgreSQL was named the DBMS of the year in both 2018 and 2017 by DB-Engines, and continues to grow in popularity in 2019. Software Update License & Support (annual). $0. In fact, PostgreSQL is so popular, 11.5% Oracle Enterprise Edition. Single Database Edition Costs. $0.

Open Source 244

Open Source Tuning C++ Database 244

The Netflix TechBlog

OCTOBER 19, 2020

Reconstructing a streaming session was a tedious and time consuming process that involved tracing all interactions (requests) between the Netflix app, our Content Delivery Network (CDN), and backend microservices. The scope and complexity of our software systems continue to increase as Netflix grows. What’s next?

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

Brendan Gregg

FEBRUARY 28, 2023

Titus, the Netflix container management platform, is now open source,” [link] , Apr 2018 [Cutress 19] Dr. DDR6: Here's What to Expect in RAM Modules,” [link] , Nov 2020 [Salter 20] Jim Salter, “Western Digital releases new 18TB, 20TB EAMR drives,” [link] , Jul 2020 [Spier 20] Martin Spier, Brendan Gregg, et al.,

Performance 52

Performance Latency Cache Virtualization 52

Brendan Gregg

JULY 4, 2021

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on.

Performance 52

Performance Latency Hardware Storage 52

ACM Sigarch

APRIL 26, 2018

They unveiled their first two embedded AI chips fabricated with TSMC 40nm process in December 2017: “Journey 1.0 They introduced the architecture of coarse grain reconfigurable array (CGRA) for statically scheduled data flow computing in HOTCHIPS’17 and its software stack of compiler and linker in ICCAD’17.

Hardware 99

Hardware Artificial Intelligence Architecture Google 99

The Netflix TechBlog

SEPTEMBER 13, 2021

Written by Jose Fernandez , Arthur Gonigberg , Julia Knecht , and Patrick Thomas In 2017, Netflix Studios was hitting an inflection point from a period of merely rapid growth to the sort of explosive growth that throws “how do we scale?” The first was that there were too many security things that each software team needed to think about?—?things

Internet 220

Internet Internet Cloud Traffic 220

All Things Distributed

NOVEMBER 13, 2018

Since then, AWS has added another PoP in Palermo in 2017. This includes: Enterprises such as Decysion, Docebo, Eataly, Edizioni Conde Nast, ENEL, Ferrero, GEDI Gruppo Editoriale, Imperia & Monferrina, Lamborghini, Mediaset, Navionics, Pirelli, Pixartprinting, SEAT Pagine Gialle, Tagetik Software, and Vodafone Italy.

AWS 167

AWS Energy Automotive Traffic 167

SQL Server According to Bob

MAY 19, 2019

The reduction effort started when we shipped SQL Server 2017 ( [link].) Networking Pump Threads. SQLPAL uses a dynamic set of networking, I/O pump threads to handle network requests. SQLPAL uses a dynamic set of async, I/O pump threads to handle non-network I/O requests. SQL Server 2017. Async Pump Threads.

IoT 61

IoT Servers Development Cache 61

Tasktop

JANUARY 27, 2021

At the recent Forrester Technology & Innovation Global Summit , René Te-Strote—Senior Project Lead of the BMW IT Group—spoke with our CEO and founder, Dr. Mik Kersten, about BMW’s ongoing transformation in the Age of Software. Value Stream Networks. Let customer pull value from the producer.

Code 52

Code Automotive Government Network 52

Tasktop

APRIL 2, 2020

A period of frenzied growth is turning into a mass extinction event for those companies that do not learn how to connect business operations to software delivery. Those who master digital business models and software at scale will thrive. from Project to Product (based on Perez 2017 ) . Unfortunately, many more will not.

Government 109

Government Innovation Strategy Technology 109

IO River

NOVEMBER 2, 2023

Delta Air Lines experienced a severe system outage in 2017, resulting in flight cancellations and delays across their network. Whether it's an e-commerce platform, a banking system, or a software-as-a-service (SaaS) provider, downtime can result in lost sales, dissatisfied consumers, and financial losses.As

Availability 52

Availability Social Media Traffic Games 52

IO River

NOVEMBER 2, 2023

Delta Air Lines experienced a severe system outage in 2017, resulting in flight cancellations and delays across their network. Whether it's an e-commerce platform, a banking system, or a software-as-a-service (SaaS) provider, downtime can result in lost sales, dissatisfied consumers, and financial losses.As

Availability 52

Availability Social Media Traffic Games 52

Percona

JULY 7, 2023

Unfortunately, using certain open source database software as part of an HA architecture can present significant challenges. Despite all its upside, PostgreSQL software presents such challenges. PostgreSQL software supports synchronous streaming replication, asynchronous streaming replication, and logical replication.

Availability 81

Availability Open Source Architecture Database 81

Tim Kadlec

JANUARY 9, 2019

Sites that use an excess of resources, whether on the network or on the device, don’t just cause slow experiences, but can leave entire groups of people out. I recently profiled a page on a Pixel 2 (released in 2017), and an Alcatel 1x (released in 2018). Poor performance can, and does, lead to exclusion.

Performance 111

Performance Energy Internet Internet 111

CSS - Tricks

APRIL 1, 2021

A 2017 study by Akamai says as much when it found that even a 100ms delay in page load can decrease conversions by 7% and lose 1% of their sales for every 100ms it takes for their site to load which, at the time of the study, was equivalent to $1.6 In DevTools, the Network inspector helps us see what the first webpage is doing too.

Cache 92

Cache Social Media Media Website 92

O'Reilly Software

APRIL 4, 2018

Here are five considerations every software architect and developer needs to take into account when setting the architectural foundations for a fast data platform. As Tyler Akiadu, from Google, explained in his Strata NY 2017 presentation, “ Foundations of streaming SQL ”: “Streams are the in-motion form of data, both bounded and unbounded.”

Architecture 80

Architecture Scalability Google Operating System 80

Brendan Gregg

JULY 15, 2019

The book includes over 150 BPF observability tools that you can run to find performance wins and troubleshoot software, and also shows you how to write your own. At over 700 pages, it covers CPUs, memory, disks, file systems, networking, multiple languages, applications, containers, hypervisors, security analysis, and the Linux kernel. -

Systems 111

Systems Performance Education Technology 111

Enprowess

JANUARY 12, 2022

Twitter Lite PWA : It was integrated as the standard User Interface in 2017. Technology helps companies offer their software services to customers quickly, creating personalized experiences. It is a distributed and open ledger technology that gives secure online transactions removing all the middlemen in the network.

Blockchain 59

Blockchain IoT Development Serverless 59

Sutter's Mill

FEBRUARY 13, 2017

Today, this makes concurrency more important than ever, because it delivers two things: It hides latencies we have to deal with and cannot remove, from disk I/O latency to speed-of-light network latency; and it makes our code responsive by not introducing needless latencies of our own even when we’re not hiding someone else’s latency.

Latency 51

Latency C++ Hardware Performance 51

Adrian Cockcroft

JANUARY 29, 2023

Bill Kaiser of NewRelic published this blog in 2017 which goes some way towards what I’m talking about, but since then I have figured out a new way to interpret the data. This applies to other areas like software project time estimates as well, there’s a tendency to focus on the best case but it always takes longer.

Lambda 98

Lambda Latency Cache C++ 98

SQL Server According to Bob

FEBRUARY 22, 2018

Prior to SQL Server 2017 CU4 for Linux (Linux only) the generation of a sequential UUID may not function as expected. Bob Dorr – Principal Software Engineer SQL Server. SQL Server’s NewSequentialId () calls the Windows API UuidCreateSequential , which is limited in SQLPAL, prior to the CU 4 update. secrets/instance_id file.

Servers 40

Servers Software Engineering Database Network 40

Alex Russell

MARCH 31, 2022

De-duplication can prevent multiple copies on disk, but we're out of luck on reducing network costs. Users at the "tail" tend not to get updates to their software as often as users in the "head" and "torso" of the distribution. What does this mean? In short, a copyright and patent minefield.

Cache 82

Cache Government Traffic Network 82

Rigor

SEPTEMBER 11, 2019

Rick is a software engineer on the Google Chrome team, “leading an effort to make the web just work for developers.” His keynote address from O’Reilly Fluent 2017, Reflecting on 20 years on the web , is a must-see. Rick Byers. Rick Byers. Most recently, he launched a fantastic new HTML5 Mastery… course.

Performance 89

Performance Education Google Website 89

Testsigma

JANUARY 29, 2021

That’s not all, the global mobile traffic is expected to increase sevenfold between 2017 and 2022. It also lets you perform mobile website testing on throttling network conditions – a scenario that is so real in today’s world where the usage of mobile internet is rising at an alarming rate! Mobile Friendliness Testing.

Website 98

Website Mobile Testing Strategy 98

The Morning Paper

JANUARY 19, 2020

STELLA: report from the SNAFU-catchers workshop on coping with complexity , Woods 2017, Coping with Complexity workshop. “Coping with complexity” is about as good a three-word summary of the systems and software challenges facing us over the next decade as I can imagine. A digression on complexity budgets.

C++ 50

C++ Systems Software Software 50

Alex Russell

APRIL 29, 2021

Real-time network protocols for enabling videoconferencing, desktop sharing, and game streaming applications. Modern, asynchronous network APIs that dramatically improve performance in some situations. WebGL 2 launched for other platforms on Chrome and Firefox in 2017. Delayed five years. Gamepad API. fetch() and Streams.

Media 145

Media Games Education Engineering 145

O'Reilly

FEBRUARY 18, 2020

Software architecture, infrastructure, and operations are each changing rapidly. The shift to cloud native design is transforming both software architecture and infrastructure and operations. Up until 2017, the ML+AI topic had been amongst the fastest growing topics on the platform. Coincidence?

Software Architecture 134

Software Architecture DevOps Data Engineering Architecture 134

KeyCDN

NOVEMBER 8, 2018

Varonis) In 2017 there was a 13 percent overall increase in reported system vulnerabilities. This allows you to restrict the access to your account by IP (/32) or network (e.g. /24). Moreover, here are a few alarming security facts over the past couple of years: 21 percent of all files are not protected in any way.

Transportation 47

Transportation Website Google Infrastructure 47

Brendan Gregg

JULY 14, 2019

The book includes over 150 BPF observability tools that you can run to find performance wins and troubleshoot software, and also shows you how to write your own. At over 700 pages, it covers CPUs, memory, disks, file systems, networking, multiple languages, applications, containers, hypervisors, security analysis, and the Linux kernel. -

Systems 40

Systems Performance Education Technology 40

Smashing Magazine

JANUARY 7, 2019

If you don’t have a device at hand, emulate mobile experience on desktop by testing on a throttled network (e.g. To make the performance impact more visible, you could even introduce 2G Tuesdays or set up a throttled 3G network in your office for faster testing. 150ms RTT, 1.5 Mbps down, 0.7 Mbps up) with a throttled CPU (5× slowdown).

Performance 103

Performance Cache Metrics Network 103

Brendan Gregg

AUGUST 8, 2017

90491 N|rnberg (Germany) Consulting+Networking+Programming+etc'ing 42. I generated this using my offcputime tool from [bcc] (this tool needs eBPF features from Linux 4.8+), and my [flame graph] software: #./bcc/tools/offcputime.py Network I/O? . ;-). kernel/sched.c.orig Fri Oct 29 10:31:11 1993 kernel/sched.c Yes, I'd say so.

Latency 111

Latency Metrics C++ Systems 111

O'Reilly

MARCH 2, 2020

Agile is not, and never was, about getting developers to write software faster. If you were involved with professional programming in the 80s and 90s, you may remember how radical it was (and, in many shops, still is) to put software developers in touch with users and customers. This is important. Neckbeards? Geeks and nerds?

Artificial Intelligence 21

Artificial Intelligence Software Architecture Programming Infrastructure 21

All Things Distributed

OCTOBER 25, 2018

That's where we built many pioneering networking technologies, our next-generation software for customer support, and the technology behind our compute service, Amazon EC2. In 2017, we brought the Amazon Global Network to Africa, through AWS Direct Connect. Since then, we have seen an acceleration in AWS adoption.

AWS 167

AWS Cloud Education Programming 167

O'Reilly

JULY 25, 2023

I really wanted to go beyond these quick gut reactions that I’ve seen so much of online, so I tried using ChatGPT for a few weeks to help me implement a hobby software project and took notes on what I found interesting. or “ha look how incompetent it is … it couldn’t even get my simple question right!” using “22” for the year 2022).

Programming 98

Programming Code Design Benchmarking 98

All Things Distributed

OCTOBER 2, 2017

In support of Amazon Prime Day 2017, the biggest day in Amazon retail history, DynamoDB served over 12.9 VPC Endpoints give you the ability to control whether network traffic between your application and DynamoDB traverses the public Internet or stays within your virtual private cloud. million requests per second.

Internet 130

Internet Internet AWS Performance 130