The Netflix TechBlog

MARCH 14, 2023

User provides a sample image to find other similar images Prior engineering work Approach #1: on-demand batch processing Our first approach to surface these innovations was a tool to trigger these algorithms on-demand and on a per-show basis. Dawn Chenette , Design Lead This approach had several benefits for product engineering.

Media 291

Media Innovation Energy Architecture 291

The Morning Paper

MARCH 10, 2020

Characterizing, modeling, and benchmarking RocksDB key-value workloads at Facebook , Cao et al., Or in the case of key-value stores, what you benchmark. So if you want to design a system that will offer good real-world performance, it’s really useful to have benchmarks that accurately represent real-world workloads.

Benchmarking 59

Benchmarking Storage Cache Open Source 59

Brendan Gregg

MARCH 7, 2020

Systems performance is an effective discipline for performance analysis and tuning, and can help you find performance wins for your applications and the kernel. However, most of us are not performance or kernel engineers, and have limited time to study this topic.

Systems 52

Systems Performance Benchmarking Tuning 52

Brendan Gregg

MARCH 7, 2020

Systems performance is an effective discipline for performance analysis and tuning, and can help you find performance wins for your applications and the kernel. However, most of us are not performance or kernel engineers, and have limited time to study this topic.

Systems 52

Systems Performance Benchmarking Tuning 52

Brendan Gregg

JUNE 30, 2018

These have inspired me to summarize another performance activity: evaluating benchmark accuracy. Accurate benchmarking rewards engineering investment that actually improves performance, but, unfortunately, inaccurate benchmarking is more common. If the benchmark reported 20k ops/sec, you should ask: why not 40k ops/sec?

Benchmarking 54

Benchmarking Latency Cache Network 54

DZone

FEBRUARY 27, 2021

As a Software Engineer, the mind is trained to seek optimizations in every aspect of development and ooze out every bit of available CPU Resource to deliver a performing application. One, by researching on the Internet; Two, by developing small programs and benchmarking. In Byteland they have a very strange monetary system.

Java 207

Java C++ Benchmarking Programming 207

John McCalpin

APRIL 25, 2023

For most high-end processors these values have remained in the range of 75% to 85% of the peak DRAM bandwidth of the system over the past 15-20 years — an amazing accomplishment given the increase in core count (with its associated cache coherence issues), number of DRAM channels, and ever-increasing pipelining of the DRAMs themselves.

Benchmarking 97

Benchmarking Cache Latency Tuning 97

Alex Podelko

APRIL 18, 2021

These two papers provide many more insights: Automated system performance testing at MongoDB , DBTest 2020 [ Video ]. The Use of Change Point Detection to Identify Software Performance Regressions in a Continuous Integration System , ICPE 2020 [ Video ]. The MongoDB Podcast, Ep. Both events would be on April 19, 2021.

Performance Testing 182

Performance Testing Testing Performance Education 182

Dynatrace

OCTOBER 19, 2023

Organizations should adopt comprehensive practices that encompass a wide range of potential vulnerabilities and apply them across all their IT systems. Upon confirming a security attack, you can take immediate action to block or prevent it from harming your systems.

Best Practices 218

Best Practices Benchmarking Speed Infrastructure 218

Percona

DECEMBER 11, 2023

Amazon RDS extends support for DLVs across various database engines: MariaDB: 10.6.7 This segregation facilitates optimized I/O operations, preventing potential bottlenecks and enhancing overall system performance. Benchmarking AWS RDS DLV setup Setup 2 RDS Single DB instances 1 EC2 Instance Regular DLV Enabled Sysbench db.m6i.2xlarge

AWS 97

AWS Benchmarking Performance Traffic 97

Dynatrace

SEPTEMBER 9, 2022

An application modernization strategy may include the rearchitecting, rebuilding, re-coding, refactoring, re-hosting, replatforming, or even the retirement and replacement of legacy systems. Document and benchmark existing applications, processes, and services. Then, set realistic KPIs underlying application modernization efforts.

Strategy 236

Strategy Benchmarking Serverless Infrastructure 236

Dynatrace

JUNE 26, 2023

Software analytics offers the ability to gain and share insights from data emitted by software systems and related operational processes to develop higher-quality software faster while operating it efficiently and securely. It provides valuable insight into complex public, private, and hybrid cloud IT structures, systems, and frameworks.

Software 196

Software Software Analytics Big Data 196

Brendan Gregg

JUNE 29, 2018

These have inspired me to summarize another performance activity: evaluating benchmark accuracy. Accurate benchmarking rewards engineering investment that actually improves performance, but, unfortunately, inaccurate benchmarking is more common. If the benchmark reported 20k ops/sec, you should ask: why not 40k ops/sec?

Benchmarking 40

Benchmarking Latency Cache Network 40

HammerDB

JANUARY 5, 2019

Some opinions claim that “Benchmarks are meaningless”, “benchmarks are irrelevant” or “benchmarks are nothing like your real applications” However for others “Benchmarks matter,” as they “account for the processing architecture and speed, memory, storage subsystems and the database engine.”

Benchmarking 40

Benchmarking Database Social Media Scalability 40

Dynatrace

JULY 13, 2021

As organizations aim for faster delivery of value to their customers, the frequency of releases inevitably increases, which introduces risks and uncertainty into production systems—unless automated tests and quality gates can be leveraged to provide confidence. What are quality gates?

Cloud 244

Cloud DevOps Benchmarking Speed 244

Dynatrace

SEPTEMBER 23, 2021

However, to be secure, containers must be properly isolated from each other and from the host system itself. Many good security tools provide that function, and benchmarks from the Center for Internet Security (CIS) are clear and prescriptive. Network scanners that see systems from the “outside” perspective.

Open Source 258

Open Source Benchmarking Best Practices Network 258

Dynatrace

AUGUST 3, 2022

Malicious attackers have gotten increasingly better at identifying vulnerabilities and launching zero-day attacks to exploit these weak points in IT systems. A zero-day exploit is a technique an attacker uses to take advantage of an organization’s vulnerability and gain access to its systems.

Java 195

Java Traffic Benchmarking Strategy 195

The Netflix TechBlog

NOVEMBER 22, 2019

by Shefali Vyas Dalal AWS re:Invent is a couple weeks away and our engineers & leaders are thrilled to be in attendance yet again this year! In this talk, we share how Netflix deploys systems to meet its demands, Ceph’s design for high availability, and results from our benchmarking. We look forward to seeing you there!

AWS 100

AWS Entertainment Open Source Benchmarking 100

The Netflix TechBlog

NOVEMBER 22, 2019

by Shefali Vyas Dalal AWS re:Invent is a couple weeks away and our engineers & leaders are thrilled to be in attendance yet again this year! In this talk, we share how Netflix deploys systems to meet its demands, Ceph’s design for high availability, and results from our benchmarking. We look forward to seeing you there!

AWS 100

AWS Entertainment Open Source Benchmarking 100

Dynatrace

MARCH 25, 2022

Like most IT professionals, Harikrishnan and the Parker team’s cybersecurity engineer Tom Hood have multiple requirements to manage, from implementing digital transformation and ensuring operational efficiency to securing IT systems. Unplanned system outages are costly, in both time and resources. Accessibility.

Benchmarking 179

Benchmarking Efficiency DevOps Tuning 179

The Netflix TechBlog

OCTOBER 19, 2020

a Netflix member via Twitter This is an example of a question our on-call engineers need to answer to help resolve a member issue?—?which which is difficult when troubleshooting distributed systems. We needed to increase engineering productivity via distributed request tracing.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

HammerDB

JUNE 27, 2022

HammerDB is a software application for database benchmarking. HammerDB has graphical and command line interfaces for the Windows and Linux operating systems. Databases are highly sophisticated software, and to design and run a fair benchmark workload is a complex undertaking. Why HammerDB was developed. HammerDB Licensing.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

All Things Distributed

NOVEMBER 21, 2018

The Amazon Redshift team has delivered remarkable gains using a few simple engineering techniques: Leveraging fleet telemetry. Verifying benchmark claims. Clearly, they're updating their systems far more frequently than they did on-premises, which changes the nature of engineering problems the team needs to prioritize.

Cloud 135

Cloud Benchmarking Performance AWS 135

The Netflix TechBlog

SEPTEMBER 2, 2020

Edgar helps Netflix teams troubleshoot distributed systems efficiently with the help of a summarized presentation of request tracing, logs, analysis, and metadata. For engineers, instead of whodunit, the question is often “what failed and why?” The more complex a system, the more places to look for clues. What is Edgar?

Latency 296

Latency Transportation Engineering Traffic 296

High Scalability

OCTOBER 27, 2021

Wynter is looking for system administrators, engineers, and developers to join its research panel. DevOps Engineer : At Kinsta , we set out to create the best managed hosting platform in the world. DevOps Engineer : At Kinsta , we set out to create the best managed hosting platform in the world. Who's Hiring?

Education 100

Education DevOps Infrastructure Benchmarking 100

High Scalability

SEPTEMBER 29, 2021

Wynter is looking for system administrators, engineers, and developers to join its research panel. DevOps Engineer : At Kinsta , we set out to create the best managed hosting platform in the world. DevOps Engineer : At Kinsta , we set out to create the best managed hosting platform in the world. Who's Hiring?

Education 100

Education DevOps Infrastructure Benchmarking 100

HammerDB

APRIL 19, 2023

Therefore, before we attempt to measure our database performance, we should know the system or cloud instance to be tested in detail. Benchmarking the target Two of the more popular database benchmarks for MySQL are HammerDB and sysbench. Operating System: Ubuntu 22.04 Operating System: Ubuntu 22.04

Performance 54

Performance Benchmarking Cache Storage 54

High Scalability

AUGUST 24, 2021

DevOps Engineer : At Kinsta , we set out to create the best managed hosting platform in the world. If you are an experienced DevOps Engineer who is constantly looking for ways to innovate and improve, we might just be the place for you! has hours of system design content. They also do live system design discussions every week.

Education 100

Education DevOps Infrastructure Benchmarking 100

High Scalability

SEPTEMBER 15, 2021

Wynter is looking for system administrators, engineers, and developers to join its research panel. DevOps Engineer : At Kinsta , we set out to create the best managed hosting platform in the world. DevOps Engineer : At Kinsta , we set out to create the best managed hosting platform in the world. Who's Hiring?

Education 100

Education DevOps Infrastructure Benchmarking 100

Dynatrace

OCTOBER 26, 2022

The scope of OSS ranges from small components, such as a Java class library, to complete systems, such as the Apache HTTP Server Project and the Kubernetes container management system. In the past, observability vendors had to reverse engineer the tracing libraries. “We Drives a culture of innovation. What are open standards?

Open Source 199

Open Source Software Software Development 199

Alex Russell

MARCH 9, 2024

Learning to tell the difference is helpful for browser project managers and engineers, but also working web developers who struggle to develop theories of change for affecting browser teams. In industrial-scale engineering projects like browsers headcount is destiny , but it isn't the whole story.

Benchmarking 59

Benchmarking Strategy Internet Internet 59

Brendan Gregg

MAY 22, 2021

In computer engineering we use it to describe the tools, data sources, and methods for understanding (observing!) Means: Let me look at the system without changing it.) _Experimental_ tools change the state of the system to understand it. For example, benchmarks. Observability: The ability to observe. Observe-ability.

Benchmarking 117

Benchmarking Metrics Speed Database 117

Scalegrid

MARCH 28, 2024

As Redis stores data, it supports extensive data key and string lengths, up to 512 MB, while offering complex data structures like: lists sets sorted sets hashes bitmaps These features make Redis much more than a basic caching engine; it is a versatile tool capable of supporting diverse data models. High data availability is achieved.

Cache 130

Cache Storage Scalability Architecture 130

Dynatrace

OCTOBER 26, 2022

The scope of OSS ranges from small components, such as a Java class library, to complete systems, such as the Apache HTTP Server Project and the Kubernetes container management system. In the past, observability vendors had to reverse-engineer the tracing libraries. “We Drives a culture of innovation. What are open standards?

Open Source 130

Open Source Software Software Development 130

Dynatrace

OCTOBER 26, 2022

The scope of OSS ranges from small components, such as a Java class library, to complete systems, such as the Apache HTTP Server Project and the Kubernetes container management system. In the past, observability vendors had to reverse-engineer the tracing libraries. “We Drives a culture of innovation. What are open standards?

Open Source 130

Open Source Software Software Development 130

Adrian Cockcroft

JUNE 21, 2022

Photo by Adrian I spent six years at Cambridge Consultants, building some interesting systems, managing our Sun workstations and learning a lot, but by then Sun had opened a sales office across the street, and I wanted to find out what they were going to release next, before everyone else.

Tuning 52

Tuning Benchmarking Engineering C++ 52

Dynatrace

JUNE 27, 2022

However, not all user monitoring systems are created equal. In some cases, you will lack benchmarking capabilities. Use data from one engine to facilitate testing for the other. These development and testing practices ensure the performance of critical applications and resources to deliver loyalty-building user experiences.

Best Practices 183

Best Practices Monitoring Wireless Traffic 183