Brendan Gregg

DECEMBER 30, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Our team looks after the BaseAMI, kernel tuning, OS performance tools and profilers, and self-service tools like Vector. Casey Rosenthal (traffic and chaos) Models of Availability.

Tuning 52

Tuning AWS Best Practices Network 52

The Netflix TechBlog

AUGUST 10, 2020

264/AVC Main profile family still represents a substantial portion of the members viewing hours and an even larger portion of the traffic. Further tuning of pre-defined encoding parameters. which we originally used as a quality measure, before we developed VMAF. Yet, given its wide support, our H.264/AVC

Innovation 239

Innovation Traffic Network Efficiency 239

Dynatrace

APRIL 26, 2022

STM generates traffic that replicates the typical path or behavior of a user on a network to measure performance for example, response times, availability, packet loss, latency, jitter, and other variables). Real-user monitoring (RUM).

Monitoring 196

Monitoring Social Media IoT Metrics 196

Dynatrace

OCTOBER 7, 2020

Stay tuned for an upcoming blog series where we’ll give you a more hands-on walkthrough of how to ingest any kind of data from StatsD, Telegraf, Prometheus, scripting languages, or our integrated REST API. Stay tuned. Dynatrace understands dependencies, traffic, and transaction flows and how they change over time.

Open Source 250

Open Source Metrics Analytics Tuning 250

The Netflix TechBlog

AUGUST 30, 2021

Canary Test Workloads In addition to serving the regular message traffic between users and DUTs, the control plane itself is stress-tested at roughly 3-hour intervals, where nearly 3000 ephemeral MQTT clients are created to connect to and generate flash traffic on the MQTT brokers.

Latency 213

Latency Traffic Transportation Cloud 213

The Netflix TechBlog

OCTOBER 19, 2020

We earned the trust of our engineers by developing empathy for their operational burden and by focusing on providing efficient tracer library integrations in runtime environments. Our engineering teams tuned their services for performance after factoring in increased resource utilization due to tracing. What’s next?

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

Smashing Magazine

NOVEMBER 8, 2021

As developers, we rightfully obsess about the customer experience, relentlessly working to squeeze every millisecond out of the critical rendering path, optimize input latency, and eliminate jank. Surveying the existing landscape of available developer tools and runtimes, we felt that there is a gap. Ilya Grigorik. Large preview ).

Cache 137

Cache Best Practices Strategy Servers 137

The Netflix TechBlog

OCTOBER 15, 2019

To address these challenges, we developed Delta. Delta Delta has been developed to address the limitations of existing solutions for data synchronization, and also allows to enrich data on the fly. Our goal was to abstract those complexities from application developers so they can focus on implementing business features.

Transportation 192

Transportation Architecture Processing Storage 192

Official Blog - World Web Technology

FEBRUARY 23, 2023

Of all traffic, 53.3% Yes, SEO is a long-term approach, but it offers some unparalleled advantages to businesses in terms of brand recognition, visibility, reputation, and of course, web traffic and revenues. Stay tuned! You can stop such practices now and focus on your specific domain to get more traffic and leads.

Google 52

Google Traffic Social Media Website 52

Dotcom-Montior

NOVEMBER 11, 2020

Serverless computing can be a huge benefit to organizations that don’t have the necessary resources or teams to manage physical resources, like servers/hardware, and all the maintenance and licensing that goes along with that, allowing them to focus on developing their code and applications. Focus on Application Development.

Serverless 57

Serverless Monitoring Lambda Latency 57

The Netflix TechBlog

JUNE 14, 2023

The control group’s traffic utilized the legacy Falcor stack, while the experiment population leveraged the new GraphQL client and was directed to the GraphQL Shim. This helped us successfully migrate 100% of the traffic on the mobile homepage canvas to GraphQL in 6 months. How does it work?

Traffic 353

Traffic Latency Cache Metrics 353

Smashing Magazine

APRIL 11, 2022

However, developers with a deep understanding of the project may want to improve performance beyond that by doing some fine-tuning under the hood. It’s common knowledge that better website performance results in more conversions, more traffic, and better user experience. Fine-tuning JavaScript Resource Priorities.

Media 71

Media Tuning Metrics Google 71

The Netflix TechBlog

OCTOBER 18, 2019

The team has also developed a few common attribution datasets as “out-of-the-box” entities to be used by the consuming teams. For example, a ranking team would ingest live user traffic and subject it to a number of ranking configurations and simulate the event outcomes using predictive models running on canary rankers.

Infrastructure 126

Infrastructure Metrics Architecture Efficiency 126

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. In the context of web development, performance testing entails using software tools to simulate how an application runs under specific circumstances.

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

The Netflix TechBlog

OCTOBER 18, 2019

The team has also developed a few common attribution datasets as “out-of-the-box” entities to be used by the consuming teams. For example, a ranking team would ingest live user traffic and subject it to a number of ranking configurations and simulate the event outcomes using predictive models running on canary rankers.

Infrastructure 100

Infrastructure Metrics Architecture Efficiency 100

Dynatrace

SEPTEMBER 29, 2021

Container technology is very powerful as small teams can develop and package their application on laptops and then deploy it anywhere into staging or production environments without having to worry about dependencies, configurations, OS, hardware, and so on. Containers can be replicated or deleted on the fly to meet varying end-user traffic.

Open Source 294

Open Source Traffic DevOps Cloud 294

Smashing Magazine

MARCH 19, 2021

At the moment, around 35% of our mobile traffic is on iOS , so those users wouldn’t be getting the images faster, but encoding a large JPEG image only, or encoding both AVIF and JPEG files would unnecessarily bloat HTML which we wanted to avoid. Smashing Podcast: Tune In And Get Inspired.

Mobile 141

Mobile Design Cache Code 141

KeyCDN

SEPTEMBER 20, 2018

The same can be said for web development. Thus, implementing error tracking from the very beginning of the development cycle will save your team a lot of time and headaches. Not all back-end errors affect the user experience, but keeping track of them can prove helpful when tuning your app. What is Error Tracking?

Strategy 67

Strategy Monitoring Website Google 67

Dynatrace

JULY 24, 2023

The evolution of DevOps automation Since the concept of DevOps emerged around 2007 and 2008 in response to pain points with Agile development, DevOps automation has been continuously evolving. As a result, it saves critical developer time and expedites the mean time to resolution (MTTR).

DevOps 213

DevOps Traffic Efficiency Servers 213

Dynatrace

JUNE 9, 2021

Good web application security starts when the application is being developed. Application security tests can be used to tell developers when they have introduced vulnerabilities into the application they’re building. Using the standard DevOps graphic, good application security should span the complete software development lifecycle.

Open Source 178

Open Source Entertainment Tuning Internet 178

Official Blog - World Web Technology

MAY 12, 2023

WordPress has always been the first choice making developers to build highly scalable, robust, and secure web applications. You can develop personal blogs, professional business websites, e-commerce websites, and many more with WordPress. For example, WordPress REST API has always been a favorite feature of WordPress developers.

Website 52

Website Development Scalability Architecture 52

The Netflix TechBlog

MAY 14, 2021

Prodicle Distribution Our service is required to be elastic and handle bursty traffic. Our team was responsible for Google integrations, watermarking, bursty traffic management, and on-call support for this application. We wanted a workflow orchestrator with good observability for developers, and 3. Things got hairy.

Traffic 160

Traffic Latency Java Google 160

Dynatrace

NOVEMBER 24, 2020

The ultimate goal of each of these reviews is to identify gaps, quantify risk, and develop recommendations for improving the team, processes, and architecture with each of the five pillars. Dynatrace as a managed AWS workload, and as an option, have the network traffic to Dynatrace run over PrivateLink so that traffic never leaves AWS.

AWS 142

AWS Artificial Intelligence Best Practices Lambda 142

The Netflix TechBlog

FEBRUARY 18, 2022

To this end, we developed a Rapid Event Notification System (RENO) to support use cases that require server initiated communication with devices in a scalable and extensible manner. We thus assigned a priority to each use case and sharded event traffic by routing to priority-specific queues and the corresponding event processing clusters.

Systems 334

Systems Traffic Architecture Mobile 334

Percona

MARCH 23, 2023

PostgreSQL is backed by a large community of developers contributing to its development, support, and documentation. PostgreSQL supports sharding, which allows data to be distributed across multiple servers, making it ideal for high-traffic websites and applications.

Database 114

Database Open Source Traffic Small Business 114

Dynatrace

OCTOBER 25, 2022

SREs typically start their days with meetings to ensure that various stakeholders—such as clients, IT team leaders, Kubernetes platform operations team leaders, and business leaders—that their projects are developing smoothly. We’ll cover all these scenarios in future blogposts, so please stay tuned for more details.

Efficiency 228

Efficiency Best Practices DevOps Open Source 228

The Netflix TechBlog

OCTOBER 18, 2022

We started seeing signs of scale issues, like: Slowness during peak traffic moments like 12 AM UTC, leading to increased operational burden. At Netflix, the peak traffic load can be a few orders of magnitude higher than the average load. Hence, the system has to withstand bursts in traffic while still maintaining the SLO requirements.

Java 202

Java Scalability Traffic Architecture 202

The Netflix TechBlog

JANUARY 10, 2024

We expanded pipeline support to serve our studio/content-development use cases, which had different latency and resiliency requirements as compared to the traditional streaming use case. From Reloaded to Cosmos Reloaded Starting in 2014, we developed and operated the video processing pipeline on our third-generation platform Reloaded.

Processing 229

Processing Media Latency Innovation 229

The Netflix TechBlog

AUGUST 29, 2023

In order for a service to talk to another, it needs to know two things: the name of the destination service, and whether or not the traffic should be secure. The ability to run in a degraded but available state during an outage is still a marked improvement over completely stopping traffic flow.

Traffic 220

Traffic Latency Cloud C++ 220

Percona

AUGUST 27, 2018

In my scenario, I have a very noisy secondary application written by a very, very bad developer that accesses my servers, mostly with read queries, and occasionally with write updates. Then we need to see IF implementing the tuning will work or not. It is possible to do more tuning in the case that ETL is too compromised.

Tuning 44

Tuning Virtualization Testing Servers 44

Dynatrace

FEBRUARY 10, 2021

Today, the speed of software development has become a key business differentiator, but collaboration, continuous improvement, and automation are even more critical to providing unprecedented customer value. Dynatrace launches Cloud Automation module for development, DevOps & SRE teams.

Cloud 162

Cloud DevOps Speed Metrics 162

IO River

NOVEMBER 15, 2023

In technical terms, network-level firewalls regulate access by blocking or permitting traffic based on predefined rules. ‍At its core, WAF operates by adhering to a rulebook—a comprehensive list of conditions that dictate how to handle incoming web traffic. You've put new rules in place. Let's dive deep into these challenges.‍1.

Traffic 52

Traffic Network Logistics Architecture 52

The Netflix TechBlog

APRIL 29, 2019

Subsequently, many useful libraries get developed, making the language even more desirable to learn and use. 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

KeyCDN

OCTOBER 31, 2018

Thanks to its reliable performance, extensive documentation and dedicated user community, PHP is one of the preferred server-side scripting language of many web developers. Consequently, there are so many free and premium PHP tools available online that it’s difficult for developers to determine which ones are worthwhile.

Development 57

Development Open Source Java AWS 57

The Netflix TechBlog

DECEMBER 17, 2019

Nonetheless, we found a number of limitations that could not satisfy our requirements e.g. stalling the processing of log events until a dump is complete, missing ability to trigger dumps on demand, or implementations that block write traffic by using table locks. Blocking write traffic by locking tables. Writing events to any output.

Database 212

Database Traffic Transportation Open Source 212

The Netflix TechBlog

DECEMBER 17, 2019

Nonetheless, we found a number of limitations that could not satisfy our requirements e.g. stalling the processing of log events until a dump is complete, missing ability to trigger dumps on demand, or implementations that block write traffic by using table locks. Blocking write traffic by locking tables. Writing events to any output.

Database 197

Database Traffic Transportation Open Source 197

Percona

OCTOBER 18, 2023

Community support One of the most significant advantages of open source databases is the expansive global community of users, developers, DBAs, and enthusiasts who collaborate to provide a seemingly never-ending array of how-tos, resources, guidance, and solutions to help you make your database more performant and secure.

Open Source 90

Open Source Database Hardware Strategy 90