The Netflix TechBlog

FEBRUARY 5, 2020

For our mobile environment, AV1 follows on our work with VP9, which we released as part of our mobile encodes in 2016 and further optimized with shot-based encodes in 2018. Selected titles are now available to stream in AV1 for customers who wish to reduce their cellular data usage by enabling the “Save Data” feature.

Media 160

Media Open Source Mobile Hardware 160

Alex Russell

DECEMBER 18, 2022

TL;DR : To serve users at the 75 th percentile ( P75 ) of devices and networks, we can now afford ~150KiB of HTML/CSS/fonts and ~300-350KiB of JavaScript (gzipped). This is a slight improvement on last year's budgets , thanks to device and network improvements. That is, what was the average device in 2016?

Performance 113

Performance Network Mobile Latency 113

The Netflix TechBlog

NOVEMBER 29, 2023

HDR was launched at Netflix in 2016 and the number of titles available in HDR has been growing ever since. Separately, our invention of Dynamically Optimized ( DO ) encoding helps achieve optimized bitrate-quality tradeoffs depending on the complexity of the content.

Open Source 252

Open Source Software Engineering Internet Internet 252

SQL Shack

JULY 13, 2020

In this series for SQL Server Always On availability groups, we are covering end to end configurations for SQL Server 2019 on Windows Server 2016. In the article, A comprehensive guide to SQL Server Always On Availability Groups on Windows Server 2016, we configured three virtual machines with their networking configurations.

Availability 77

Availability Servers Virtualization Network 77

Scalegrid

JANUARY 19, 2024

Key Takeaways Rollbacks in MongoDB are triggered by disruptions in the replication process due to primary node crashes, network partitions, or other failures, which can lead to substantial data loss and inconsistencies. This failure in replication could happen due to crashes, network partitions, or other situations where failover occurs.

Database 130

Database Network Servers Monitoring 130

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 140

Performance Latency Hardware Storage 140

The Netflix TechBlog

MAY 1, 2019

surround audio in 2010, and began streaming Dolby Atmos in 2016 , but wanted to bring studio quality sound to our members around the world. This approach selects the audio bitrate based on network conditions at the start of playback. Constrained environments can be due to changing network conditions and device performance limitations.

Engineering 274

Engineering Network Media Entertainment 274

Alex Russell

MARCH 6, 2021

Thanks to progress in networks and browsers (but not devices), a more generous global budget cap has emerged for sites constructed the "modern" way: ~100KiB of HTML/CSS/fonts and ~300-350KiB of JS (compressed) is the new rule-of-thumb limit for at least the next year or two. Modern network performance and availability.

Performance 124

Performance Network Cache Metrics 124

The Netflix TechBlog

NOVEMBER 13, 2023

Training examples were produced between 2016 and 2019, in 13 countries, with 60% of the titles originating in the USA. We adapted the SOTA convolutional recurrent neural network ( CRNN ) architecture to accommodate our requirements for input/output dimensionality and model complexity.

Architecture 224

Architecture Energy Benchmarking Processing 224

Dynatrace

OCTOBER 28, 2021

Chaos engineering matured at organizations such as Netflix, and gave rise to technologies such as Gremlin (2016) , becoming more targeted and knowledge-based. Thus, the tool Chaos Monkey was born. Any failures in the stack break the hypothesis. Blast radius. That’s a good thing.

Engineering 225

Engineering Entertainment Cloud Infrastructure 225

Dynatrace

AUGUST 10, 2019

Having the ability to monitor the performance and availability of your organization’s internal applications—in addition to your organization’s customer-facing applications—from within your corporate network is an important benefit of synthetic monitoring. Windows 2016 Server (or a supported Linux distribution ).

Monitoring 103

Monitoring Hardware Tuning Mobile 103

High Scalability

AUGUST 13, 2018

We do have new decentalized services : Bitcoin(2009), Minecraft(2009), Ethereum(2104), IPFS(2015), Mastadon(2016), and PeerTube(2018). The reason why decentralization came first is clear from a picture of the very first ARPA (Advanced Research Projects Agency) network, which later evolved into the internet we know and sometimes love today:

Internet 116

Internet Internet Google Scalability 116

CSS Wizardry

MARCH 3, 2019

The best request is the one that never happens: in the fight for fast websites, avoiding the network is far better than hitting the network at all. Any asset that carries the no-store directive will always hit the network, no matter what. Jake Archibald , 2016. Patrick McManus , 2016. Yoav Weiss , 2016.

Cache 264

Cache Latency Strategy Servers 264

Brendan Gregg

FEBRUARY 28, 2023

Titus, the Netflix container management platform, is now open source,” [link] Apr 2018 - [Cutress 19] Dr. [link] 2021 - [Trader 21] Tiffany Trader, “Cerebras Second-Gen 7nm Wafer Scale Engine Doubles AI Performance Over First-Gen Chip ,” [link] Apr 2021 - [Ghigoff 21] Yoann Ghigoff, et al., "BMC:

Performance 110

Performance Latency Cache Virtualization 110

ACM Sigarch

APRIL 26, 2018

They use the graph as the basic representation for many AI-related algorithms, including neural network, Bayesian network, Markov Field, and some other emerging methods. NPU: Neural Network Processing Unit (NPU) has become a general name of AI chip rather than a brand name of a company.

Hardware 99

Hardware Artificial Intelligence Architecture Google 99

Brendan Gregg

DECEMBER 22, 2019

Miller (networking maintainer) recently asked if I still used my "noisy typewriter", which I had turned on a little too loud during a [LISA 2016] demo. Masanori Misono has already ported [Tetris to bpftrace] (originally by Tomoki Sekiyama): It reads keystrokes by tracing the pty_write() kernel function. The source is: #!

C++ 102

C++ Education Java AWS 102

The Netflix TechBlog

SEPTEMBER 18, 2020

A lot of my learning and training was self-guided until 2016, when a manager at my last company took a chance on me and helped me make the rare transfer from a role in HR to Data Science. How does a decision of this scale affect the efficiency of our globally distributed content delivery network, Open Connect ? benefit more?

Analytics 223

Analytics Education Innovation Engineering 223

All Things Distributed

MAY 19, 2017

That database engine is now known as Amazon Aurora and launched in 2014 for MySQL and in 2016 for PostgreSQL. We believe the central constraint in high throughput data processing has moved from compute and storage to the network.

Database 120

Database Design Cloud Storage 120

All Things Distributed

OCTOBER 17, 2016

In the remainder of 2016 and inq 2017, we will launch another four AWS regions in Canada, China, the United Kingdom, and France, adding another nine AZs to our global infrastructure footprint. It brings the worldwide total of AWS Availability Zones (AZs) to 38, and the number of regions globally to 14.

AWS 127

AWS Cloud Infrastructure Analytics 127

Brendan Gregg

OCTOBER 8, 2018

bpftrace has most of DTrace's capabilities and more. ## bpftrace The prior work that led to [bpftrace] (aka BPFtrace) is discussed my earlier [DTrace for Linux 2016] post, which explains how the Linux kernel gained [eBPF]: the virtual machine that we're using to run tracing programs. bcc is powerful but laborious to program. eBPF does more.

C++ 110

C++ Virtualization Programming Latency 110

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

All Things Distributed

JUNE 20, 2017

As well as AWS Regions, we also have 21 AWS Edge Network Locations in Asia Pacific. Since then, AWS has added two more PoPs in Hong Kong, the latest in 2016. It's an entertainment website where users can post content or "memes" that they find amusing and share them across social media networks.

AWS 149

AWS Logistics Cloud Social Media 149

All Things Distributed

DECEMBER 8, 2016

To increase online readership, it worked with AWS Partner Network (APN) Partner ClearScale to develop a personal recommendation capability. We are excited to offer a robust portfolio of services from our foundational service stack for compute, storage, and networking to our more advanced solutions and applications.

AWS 155

AWS Cloud Lambda Innovation 155

Brendan Gregg

FEBRUARY 28, 2023

Titus, the Netflix container management platform, is now open source,” [link] , Apr 2018 [Cutress 19] Dr. [link] , 2021 [Trader 21] Tiffany Trader, “Cerebras Second-Gen 7nm Wafer Scale Engine Doubles AI Performance Over First-Gen Chip ,” [link] , Apr 2021 [Ghigoff 21] Yoann Ghigoff, et al.,

Performance 52

Performance Latency Cache Virtualization 52

KeyCDN

JANUARY 31, 2019

Today we’re excited to announce that we’ve launched yet another POP location to help further supercharge our network’s content delivery speeds. As of 2016, Bucharest alone had a population of over 1.83 As our network continues to grow, our customers will continue to experience faster load times globally.

Internet 48

Internet Internet Ecommerce Speed 48

Percona

APRIL 12, 2023

2016: The company adds service-loaded MongoDB Professional to its mix. That early decision was notable because whereas the GPL is applied if derivative work is distributed, the AGPL license applies both for distributed work and whenever end users interact with a program over a network.

Open Source 81

Open Source Programming Database Servers 81

Brendan Gregg

DECEMBER 21, 2019

Miller (networking maintainer) recently asked if I still used my "noisy typewriter," which I had turned on a little too loud during a [LISA 2016] demo. Masanori Misono has already ported [Tetris to bpftrace] (originally by Tomoki Sekiyama): It reads keystrokes by tracing the pty_write() kernel function. The source is: #!

C++ 52

C++ Education Java AWS 52

Brendan Gregg

DECEMBER 21, 2019

Miller (networking maintainer) recently asked if I still used my "noisy typewriter," which I had turned on a little too loud during a [LISA 2016] demo. Masanori Misono has already ported [Tetris to bpftrace] (originally by Tomoki Sekiyama): It reads keystrokes by tracing the pty_write() kernel function. The source is: #!

C++ 52

C++ Education Java AWS 52

KeyCDN

OCTOBER 24, 2018

Today we’re excited to announce that we’ve launched yet another POP location to help further supercharge our network’s content delivery speeds. As of 2016, there were just over 5.1 As our network continues to grow, our customers will continue to experience faster load times globally. penetration rate.

Internet 48

Internet Internet Speed Network 48

All Things Distributed

SEPTEMBER 28, 2015

One of my favorite parts of the week is being able to host three startup-focused sessions Thursday afternoon: The Startup Scene in 2016: a Visionary Panel [Thursday, 2:45PM]. This is the place to be for free food, drinks, and networking during the Wednesday night re:Invent pub crawl. Look forward to seeing you in Vegas!

AWS 112

AWS Government Innovation Programming 112

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. Similarly, there is a growing gap between what a top of the line network connection can handle and what someone with a poor mobile connection or satellite connection can handle.

Performance 111

Performance Energy Internet Internet 111

Testsigma

JANUARY 7, 2022

In 2016, Google made it clear that since mobile traffic is more than all else, mobile-friendly websites will be prioritised when a user searches on mobile. Network interceptor is introduced for ChromeDevTools for the responses related to the network requests. So the trend of mobile web testing came into the picture.

Artificial Intelligence 89

Artificial Intelligence IoT Software Software 89

Brendan Gregg

NOVEMBER 29, 2017

In this configuration, the AMI and boot is paravirt (PV), the kernel is making hypercalls instead of privileged instructions, and the system is using paravirt network and storage drivers. But not all workloads: some are network bound (proxies) and storage bound (databases). ## 5. AWS called this [enhanced networking].

Virtualization 111

Virtualization AWS Hardware Storage 111

Rigor

JANUARY 13, 2020

These are the bestsellers in the web performance field, including the good old Speed Up Your Site (2003) by Andy King; Steve Souders’ Even Faster Web Sites (2009) ; Ilya Grigorik’s High Performance Browser Networking (2013) ; Tammy Everts’ Time is Money (2016) ; and a handful of more recent publications.

Performance 75

Performance Social Media Website Website Performance 75

CSS - Tricks

APRIL 1, 2021

Using a network request inspector, I’m going to see if there’s anything we can remove via the Network panel in DevTools. I like using Fiddler , and when I inspect the network requests I see that there are indeed some old URLs and redirects floating around. This way, we’re limiting the number of network requests necessary.

Cache 92

Cache Social Media Media Website 92

SQL Server According to Bob

JULY 13, 2016

Today we are introducing the new Basic Installer experience for SQL Server 2016 Express , SQL Server 2016 Developer , and SQL Server 2016 Evaluation Editions. We actually launched this functionality for SQL Server 2016 Express Edition when SQL Server 2016 RTM was announced but didn’t really promote this.

Servers 40

Servers Media Engineering Virtualization 40

Alex Russell

SEPTEMBER 12, 2016

Instead, this article focuses on the strictest common criteria to ensure broad installability as of late 2016. Apps on the homescreen: Should load instantly, regardless of network state. This isn’t to say that they need to function fully offline, but they must put their own UI on screen without requiring a network round trip.

Mobile 52

Mobile Network Education Design 52