The Netflix TechBlog

OCTOBER 19, 2020

By 2017, open source projects like Open-Tracing and Open-Zipkin were mature enough for use in polyglot runtime environments at Netflix. This optimization helped us reduce the data replication network traffic amongst the cluster nodes because SSTable files were created less often than in our previous configuration.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

Randon ASCII

AUGUST 26, 2018

In April 2017 I gave myself the challenge of commuting to work using a different method every workday for a month – twenty ways in twenty days! It was great fun and it also served as a joyous celebration of the many ways to make commuting more fun than sitting alone in traffic. KBCS radio interview about Commute Challenge 2017.

Transportation 58

Transportation Media Traffic Availability 58

Tim Kadlec

JUNE 21, 2022

HTTP/3 work started in 2012 with Google working on QUIC, adopted by IETF in 2017, RFC’s published in June 2022. Scalemates.com flipped the switch to enable HTTP/3 and almost immediately HTTP/3 traffic rose to ~13% of all requests on the landing page, ~49% for all pages in total. Here are my notes. What and Why?

Network 64

Network Mobile Google Cache 64

Dotcom-Montior

JUNE 25, 2020

While slow websites do not go down well with the users, in order to improve website traffic, security is also an important factor. This could result in a loss in site traffic. Between June 2017 and 2018, the total number of SSL certificates increased by a record 13.2 The idea is that the CDN is compatible with SSL certificates.

Monitoring 77

Monitoring Website Internet Internet 77

MachMetrics

FEBRUARY 7, 2019

Facebook took notice of the 3-second abandonment statistic and declared in August 2017 that information feed updates with slow-loading links will be shown reduced in the newsfeed: “With this update, we’ll soon take into account the estimated load time of a webpage that someone clicks to from any link in News Feed on the mobile app.

Speed 93

Speed Website Performance Website Mobile 93

Adrian Cockcroft

JANUARY 29, 2023

There is no way to model how much more traffic you can send to that system before it exceeds it’s SLA. 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.

Lambda 98

Lambda Latency Cache C++ 98

Testsigma

JANUARY 13, 2021

Studies show that in 2017, the worldwide failure rate of iOS apps was as high as 54%, with Android apps crashing 10% of the time. Load testing to prevent app crashes during high-traffic situations 8. Choose what type of tests you want, and set the key parameters, including coverage area, traffic, and device configurations.

Mobile 54

Mobile Strategy Testing Efficiency 54

Speed Curve

OCTOBER 25, 2023

I joined the team in early 2017, and I'm blown away at how quickly the years have flown by. You can prioritize them by how many URLs they affect or how much of your real user traffic they affect. This month, SpeedCurve enters double digits with our tenth birthday. We're officially in our tweens! Cue the mood swings?)

Benchmarking 64

Benchmarking Metrics Website Monitoring 64

Testsigma

JANUARY 29, 2021

That’s not all, the global mobile traffic is expected to increase sevenfold between 2017 and 2022. The meteoric emergence of smartphones is nothing short of phenomenal, as a growing number of consumers are leveraging the potential offered by the smartphone ecosystem.

Website 98

Website Mobile Testing Strategy 98

SQL Server According to Bob

FEBRUARY 10, 2019

SQL Server 2017 CU10 does not show behavior. · SQL Server 2017 CU12 exhibits the behavior. Running along and all the sudden no traffic occurring at the SQL Server for a few seconds, then stress kicked back in. . · Failures occur from remote clients or sqlcmd executed directory on the server (/opt/mssql-tools/bin). xel files. :top.

Servers 40

Servers Network Database Systems 40

IO River

NOVEMBER 2, 2023

Delta Air Lines experienced a severe system outage in 2017, resulting in flight cancellations and delays across their network. The stakes are even higher during high-traffic periods such as Black Friday or Cyber Monday. High availability is a business imperative in this sector.

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. The stakes are even higher during high-traffic periods such as Black Friday or Cyber Monday. High availability is a business imperative in this sector.

Availability 52

Availability Social Media Traffic Games 52

The Symphonia

DECEMBER 6, 2017

Traffic shaping / canary deployment was pre-announced at Serverless Conf NYC in October, and this is now available. Like Lambda, API Gateway now supports canary deployment / traffic shaping. A much bigger update is the new integration with CodeDeploy to support Traffic Shaping and Canary Releases. We’re the experts!

Serverless 40

Serverless Lambda AWS Traffic 40

The Symphonia

MAY 22, 2018

Gojko Adzic has done some great speaking and writing on his experience here, and I included the link to his talk from late 2017. I was glad to be able to talk about Amazon’s automated traffic shifting / canary releases. I also added under tooling the need for better tools for ‘meta operations’?

Serverless 40

Serverless Architecture Lambda Azure 40

Brendan Gregg

SEPTEMBER 5, 2017

The UK tracker plots the growth in AWS jobs clearly: The job growth is in distributed systems, cloud SRE, data science, cloud network engineering, traffic and chaos engineering, container scheduling, and other new roles. The OS is becoming a forgotten cog in a much larger cloud-based system.

Virtualization 76

Virtualization AWS Engineering Hardware 76

SQL Server According to Bob

JULY 17, 2018

The simple answer is the first entry (85829) is not what you are used to on a Windows system as sqlservr.exe and does not listen for TDS traffic or open database files. 85844 /opt/mssql/bin/sqlservr <——— SQLSERVER.EXE. The parent process handles basic configuration activities and then forks the child process.

Servers 40

Servers Processing Software Engineering Traffic 40

SQL Server According to Bob

DECEMBER 18, 2018

Durability is a cornerstone of any database system and starting with SQL Server 2017 on Linux Cumulative Update 6 (CU6), SQL Server on Linux enables “Forced Flush” behavior as described in this article , improving durability on non-Fua optimized systems. “Be The trace flag does not apply to SQL Server on Linux SQL 2017 RTM thru CU5.

Servers 90

Servers Media Cache Storage 90

Smashing Magazine

DECEMBER 7, 2023

In other words, the data is not looking at your actual web traffic but a simulated environment that gives you an approximate view of traffic when certain conditions are in place. Monitoring your website’s real-time traffic , which will require adding a snippet to your source code that sends traffic data to a service.

Traffic 94

Traffic Metrics Google Monitoring 94

Brendan Gregg

SEPTEMBER 25, 2021

Since instances of both CentOS and Ubuntu were running in parallel, I could collect flame graphs at the same time (same time-of-day traffic mix) and compare them side by side. CPU profile Understanding a CPU time should be easy by comparing [CPU flame graphs]. The CentOS flame graph: The Ubuntu flame graph: Darn, they didn't work.

Speed 126

Speed Java AWS Virtualization 126

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?” into every conversation. Our gateways are powered by our flagship open-source technology Zuul.

Internet 220

Internet Internet Cloud Traffic 220

Smashing Magazine

AUGUST 10, 2023

The report, released in 2017, provides network data from sessions collected from real Chrome users. It’s another type of real-user monitoring takes real traffic from your site and sends the information over for extremely accurate results. A second type of data is called real-user data.

Speed 81

Speed Monitoring Testing Network 81

Percona

SEPTEMBER 1, 2023

This blog was originally published in October 2017 and was updated in September 2023. High cardinality keys can also reduce the likelihood of data hotspots and improve query performance by evenly distributing query traffic across shards. This helps prevent the creation of jumbo chunks and promotes better load balancing among shards.

Best Practices 73

Best Practices Traffic Database Hardware 73

All Things Distributed

DECEMBER 12, 2018

In April 2017, Amazon Web Services announced that it would launch a new AWS infrastructure region Region in Sweden. Vivino also uses Auto Scaling to deal with the large seasonal fluctuations in traffic. The AWS Europe (Stockholm) Region is our fifth European Region, joining Dublin, Frankfurt, London, and Paris. Telenor Connexion.

AWS 124

AWS Cloud Games Serverless 124

Percona

AUGUST 15, 2023

This blog was originally published in February 2017 and was updated in August 2023. When a problem is detected, these tools automatically redirect traffic to a standby replica. Setting up failover mechanisms can be accomplished using load balancers or proxy servers that continuously monitor the health of the primary server.

Servers 52

Servers Database Availability Traffic 52

Alex Russell

MARCH 6, 2021

TL;DR: A lot has changed since 2017 when we last estimated a global baseline resource per-page resource budget of 130-170KiB. To update our global baseline from 2017, we want to update our priors on a few dimensions: The evolved device landscape. The Moto G4 , for example. Here begins our 2021 adventure. Hard Reset.

Performance 124

Performance Network Cache Metrics 124

Alex Russell

MARCH 31, 2022

That is unlikely given the need for SRI annotations or the unbecoming practice of speeding up high-traffic sites, but not others. One challenge for fair inclusion is the tension between site-count-weighting and traffic-weighting. A script on a massive site can account for more traffic than many thousands of long-tail sites.

Cache 82

Cache Government Traffic Network 82

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

Brendan Gregg

SEPTEMBER 25, 2021

Since instances of both CentOS and Ubuntu were running in parallel, I could collect flame graphs at the same time (same time-of-day traffic mix) and compare them side by side. CPU profile Understanding a CPU time should be easy by comparing [CPU flame graphs]. The CentOS flame graph: The Ubuntu flame graph: Darn, they didn't work.

Speed 40

Speed Java AWS Virtualization 40

Percona

JULY 7, 2023

StackOverflow statistics show that 26% of developers preferred it in 2017, 34% in 2019, and 40% in 2021. Such a proxy acts as the traffic cop between the applications and the database servers. PostgreSQL has rapidly gained favor among professional developers in recent years. Configure load balancing.

Availability 85

Availability Open Source Architecture Database 85

Enprowess

JANUARY 12, 2022

According to Ericsson’s analysis, international mobile data traffic is projected to become 4.5 Twitter Lite PWA : It was integrated as the standard User Interface in 2017. In addition to that, some libraries and tools like Webpack, Iconic, and lighthouse are also utilized to make specific functionalities to the apps.

Blockchain 59

Blockchain IoT Development Serverless 59

Alex Russell

OCTOBER 22, 2017

— Alex Russell (@slightlylate) October 4, 2017. Contended, over-subscribed cells can make “fast” networks brutally slow, transport variance can make TCP much less efficient , and the bursty nature of web traffic works against us. We now have everything we need to create a ballpark perf budget for a product in 2017.

Performance 68

Performance Benchmarking Network Mobile 68

Smashing Magazine

JULY 29, 2019

It accounts for 1.42% of global traffic as of June 2019, according to caniuse.com. and skyZIP Proxy (which, last updated in 2017 and riddled with typos, I just couldn’t bring myself to trust). I had hoped to try out Opera Mini as part of this experiment. Conclusion.

Cache 96

Cache Google Mobile Network 96

Smashing Magazine

JANUARY 21, 2021

After the latest redesign in late 2017, it was Ilya Pukhalski on the JavaScript side of things (part-time), Michael Riethmueller on the CSS side of things (a few hours a week), and yours truly, playing mind games with critical CSS and trying to juggle a few too many things. Moving From Automated Critical CSS Back To Manual Critical CSS.

Performance 145

Performance Cache Mobile Network 145

Smashing Magazine

JANUARY 7, 2019

For Mac OS, we can use Network Link Conditioner , for Windows Windows Traffic Shaper , for Linux netem , and for FreeBSD dummynet. An interesting way of avoiding parsing costs is to use binary templates that Ember has introduced in 2017. Alex Danilo has explained WebAssembly and how it works at his Google I/O 2017 talk.

Performance 103

Performance Cache Metrics Network 103