The Netflix TechBlog

OCTOBER 19, 2020

Troubleshooting a session in Edgar When we started building Edgar four years ago, there were very few open-source distributed tracing systems that satisfied our needs. Our tactical approach was to use Netflix-specific libraries for collecting traces from Java-based streaming services until open source tracer libraries matured.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

The Netflix TechBlog

APRIL 29, 2019

We use and contribute to many open-source Python packages, some of which are mentioned below. Demand Engineering Demand Engineering is responsible for Regional Failovers , Traffic Distribution, Capacity Operations and Fleet Efficiency of the Netflix cloud. We leverage Python to protect our SSH resources using Bless.

Open Source 279

Open Source Network Infrastructure Big Data 279

Dynatrace

FEBRUARY 10, 2021

Broad-scale observability focused on using AI safely drives shorter release cycles, faster delivery, efficiency at scale, tighter collaboration, and higher service levels, resulting in seamless customer experiences. This capability provides version information along with an additional insight into traffic and problems per version.

Cloud 174

Cloud DevOps Speed Azure 174

The Netflix TechBlog

DECEMBER 17, 2019

There are several open source CDC projects, often using the same underlying libraries, database APIs, and protocols. No locks on tables are ever acquired, which prevent impacting write traffic on the source database. Hence, downstream consumers receive change events as they occur on a source.

Database 197

Database Traffic Transportation Open Source 197

The Netflix TechBlog

DECEMBER 17, 2019

There are several open source CDC projects, often using the same underlying libraries, database APIs, and protocols. No locks on tables are ever acquired, which prevent impacting write traffic on the source database. Hence, downstream consumers have confidence to receive change events as they occur on a source.

Database 212

Database Traffic Transportation Open Source 212

The Netflix TechBlog

NOVEMBER 2, 2021

It has become a de facto standard for perceptual quality measurements within Netflix and, thanks to its open-source nature , throughout the video industry. A bridge between two worlds To live such a life, we developed several “bridging” workflows, which allow us to route video quality traffic from Reloaded into Cosmos.

Media 171

Media Innovation Metrics Latency 171

The Netflix TechBlog

JULY 26, 2021

With dependable near real-time data, Studio teams are able to track and react better to the ever-changing pace of productions and improve efficiency of global business operations using the most up-to-date information. Operational Reporting Pipeline Example Iceberg Sink Apache Iceberg is an open source table format for huge analytics datasets.

Big Data 253

Big Data Government Analytics Processing 253

The Netflix TechBlog

OCTOBER 18, 2019

In this talk, Kinjal used the example of the LinkedIn Feed, to demonstrate how they use bandit algorithms to solve for the optimal parameter selection problem efficiently. He concluded by stressing the efficiency their teams had achieved by doing online parameter exploration instead of the much slower human-in-the-loop manual explorations.

Infrastructure 126

Infrastructure Metrics Architecture Efficiency 126

Percona

APRIL 17, 2023

The main objective of this post is to share my experience over the past years tuning MongoDB and centralize the diverse sources that I crossed in this journey in a unique place. systemctl stop tuned $ systemctl disable tuned Dirty ratio The dirty_ratio is the percentage of total system memory that can hold dirty pages.

Best Practices 52

Best Practices Design Tuning Database 52

KeyCDN

OCTOBER 31, 2018

Eclipse is open source and has all of the features you’d expect out of an IDE such as PHP profiling, syntax highlighting and unit testing; however, it requires a lot of resources to run, which could present an issue for smaller development teams. You can even install CMS components on top of XAMPP with the help of Bitnami.

Development 57

Development Open Source Java AWS 57

The Netflix TechBlog

OCTOBER 18, 2019

In this talk, Kinjal used the example of the LinkedIn Feed, to demonstrate how they use bandit algorithms to solve for the optimal parameter selection problem efficiently. He concluded by stressing the efficiency their teams had achieved by doing online parameter exploration instead of the much slower human-in-the-loop manual explorations.

Infrastructure 100

Infrastructure Metrics Architecture Efficiency 100

KeyCDN

AUGUST 15, 2019

Before you begin tuning your website or application, you must first figure out which metrics matter most to your users and establish some achievable benchmarks. Just because everything works perfectly during production testing doesn’t mean that will be the case when your website is flooded with traffic.

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

O'Reilly

SEPTEMBER 19, 2023

You can download these models to use out of the box, or employ minimal compute resources to fine-tune them for your particular task. ” (We’ll miss rush hour traffic.) “What if I bring my duffel bag instead of the roll-aboard?” We do this all the time, when we ask “what if?”

Hardware 97

Hardware Storage Big Data Blockchain 97

Smashing Magazine

SEPTEMBER 6, 2021

For example, you could reduce compression efficiency , because that works better with more data. As such, a micro-optimization is, again, how you probably need to fine-tune things on a low level to really benefit from it. Note that there is an Apache Traffic Server implementation, though.). What Does It All Mean?

Network 105

Network Servers Cache Traffic 105

KeyCDN

SEPTEMBER 20, 2018

Error monitoring can get increasingly complicated as you deal with bugs reported by users and your production team, which is why having an efficient error tracking workflow from the beginning is so important. Not all back-end errors affect the user experience, but keeping track of them can prove helpful when tuning your app.

Strategy 67

Strategy Monitoring Website Google 67

Smashing Magazine

AUGUST 22, 2021

One aspect of performance is about how efficiently a transport protocol can use a network’s full (physical) bandwidth (i.e. However, TCP is typically implemented in the operating system’s (OS’) kernel, a secure and more restricted environment, which for most OSes isn’t even open source. Congestion Control. Finally convinced?

Performance 106

Performance Network Latency Servers 106