The Netflix TechBlog

NOVEMBER 9, 2021

To achieve this goal, the Encoding Technologies team made the following design decisions about AV1 encoding recipes: We always encode at the highest available source resolution and frame rate. The Encoding Technologies team took a first stab at this problem by fine-tuning the encoding recipe. Stay tuned!

Media 246

Media Open Source Efficiency Software Engineering 246

Dynatrace

FEBRUARY 9, 2021

Did this issue result from the order in which the user added the data or the speed with which they selected the UI controls? . In such cases, the crash can be analyzed only by using the information that’s available on the session details page. What makes this session different from other sessions that follow the same path?

Mobile 185

Mobile Tuning Monitoring Storage 185

Dynatrace

JULY 16, 2021

This week my colleague Michael Winkler announced the general availability of Cloud Automation quality gates , a new capability that aims to provide answer-driven release validation as part of your delivery process. We have seen users who joined our preview program “speed up their release validation by 90%”.

DevOps 242

DevOps Open Source Cloud Azure 242

Percona

OCTOBER 12, 2023

The idea behind this is to speed up cluster resources such as garbage collection, reduce image transfer over the network, and accelerate the application launch. That said, your application may not be in the list of supported languages, but if it’s compatible with any of the available profilers, you can still produce flame graphs.

Code 109

Code Tuning C++ Benchmarking 109

Dynatrace

DECEMBER 2, 2021

These can include business metrics, such as conversion rates, uptime, and availability; service metrics, such as application performance; or technical metrics, such as dependencies to third-party services, underlying CPU, and the cost of running a service. availability of a website over a year, your error budget is.05%. Be adaptable.

Metrics 184

Metrics Best Practices DevOps Infrastructure 184

Dynatrace

MAY 5, 2021

Establishing clear, consistent, and effective quality gates that are automatically validated at each phase of the delivery pipeline is essential for improving software quality and speeding up delivery. Automating quality gates creates reliable checks and balances and speeds up the process by avoiding manual intervention.

Benchmarking 176

Benchmarking Latency Speed Software 176

Dynatrace

OCTOBER 28, 2021

The crisis could be technical, natural, or malicious events, for example an earthquake affecting data center availability, or a cyberattack infecting applications and websites. Speeds incident response. By learning what failure scenarios are possible, these teams can speed troubleshooting, repairs, and incident response.

Engineering 218

Engineering Entertainment Cloud Infrastructure 218

Scalegrid

OCTOBER 24, 2019

While many AWS users default to their managed database solution, Amazon RDS, there are alternatives available that can improve your MySQL performance on AWS through advanced customization options and unlimited EC2 instance type support. Reads and writes to your Primary, and even reads from Slave-1 will work at SSD speed.

AWS 183

AWS Latency Performance Benchmarking 183

Percona

DECEMBER 27, 2023

All of the database automation for running a highly available, resilient, and secure database is built into the operator to simplify the operation and management of your clusters. Consequently, they might miss out on the benefits of integrating security into the SDLC, such as enhanced efficiency, speed, and quality in software delivery.

Cloud 79

Cloud Open Source Strategy Best Practices 79

The Morning Paper

NOVEMBER 3, 2019

Perhaps the most interesting lesson/reminder is this: it takes a lot of effort to tune a Linux kernel. Google’s data center kernel is carefully performance tuned for their workloads. The CPU idle power-state support patch similarly informs the kernel about fine-grained power-saving states available on Intel processors.

Performance 108

Performance Benchmarking Tuning Hardware 108

Dynatrace

SEPTEMBER 23, 2020

Storage mount points in a system might be larger or smaller, local or remote, with high or low latency, and various speeds. Sometimes these locations landed on mount points which, due to capacity, availability, or access constraints, weren’t well suited for large runtime storage. Stay tuned for upcoming news about these changes.

Storage 145

Storage Latency Operating System Network 145

Sutter's Mill

NOVEMBER 11, 2023

Instead, you want a library that is tuned for your target hardware architecture and ready for par_unseq vectorized algorithms, for blazing speed. It’s quite possible we may see implementations available sooner, as we do with other popular in-demand draft standard features. This is that library.

C++ 107

C++ Lambda Network Programming 107

The Netflix TechBlog

MAY 1, 2019

the brilliant synth-pop score or the perfectly mixed soundscape of a high speed chase?—?is The top graph shows both the audio and video bitrate, along with the available network throughput. Imagine this scene without the sound. Even taking away one part of the soundtrack?—?the is the story nearly as thrilling and emotional?

Engineering 274

Engineering Network Media Entertainment 274

Percona

DECEMBER 20, 2018

Linux OS Tuning for MySQL Database Performance. In this post we will review the most important Linux settings to adjust for performance tuning and optimization of a MySQL database server. We’ll note how some of the Linux parameter settings used OS tuning may vary according to different system types: physical, virtual or cloud.

Database 40

Database Tuning Performance AWS 40

CSS Wizardry

NOVEMBER 3, 2020

When first working on a new site-speed engagement, you need to work out quickly where the slowdowns, blindspots, and inefficiencies lie. In a separate sheet—available at the same link as before —I’ve simply graphed the data by page type. Now, let’s move on to gaps between First Contentful Paint and Speed Index.

Speed 292

Speed Ecommerce Metrics Analytics 292

Dynatrace

OCTOBER 28, 2019

How does the customers’ browser version impact the speed of our website? The enhancements to user sessions queries are available with the release of Dynatrace version 1.178. They’re available for all users by default. Stay tuned! You can then easily identify the errors that caused the frustration. We bet you are!

Website 102

Website Metrics Tuning Analytics 102

SQL Performance

MARCH 17, 2020

Back in 2014, I wrote an article called Performance Tuning the Whole Query Plan. This machine has four i7 CPUs (hyperthreaded to 8) with a base speed of 2.4GHz. It has 32GB RAM, with 24GB available to the SQL Server 2019 instance. Having a wide range of tools available is generally speaking a good thing when tuning queries.

Servers 86

Servers Tuning Database Efficiency 86

Speed Curve

AUGUST 21, 2017

These metrics are available right now to SpeedCurve users. Then Speed Index came along. Speed Index is based on measuring when visual content (e.g., Speed Index is based on measuring when visual content (e.g., For example, I recently spoke with a customer who was getting confusing Speed Index results for mobile.

Metrics 49

Metrics Speed Retail Media 49

Smashing Magazine

SEPTEMBER 10, 2021

Page speed, design systems, search engine optimization, frameworks, accessibility — the list goes on and on. It being available in more than a dozen languages at the click of a button is another wonderful touch — a reminder that the Web is in fact borderless. Web Design Done Well: Excellent Editorial. Frederick O’Brien.

Design 131

Design Internet Internet Mobile 131

Brendan Gregg

SEPTEMBER 25, 2021

Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? Checking those available: $ cat /sys/devices/system/clocksource/clocksource0/available_clocksource. Microbenchmark os::javaTimeMillis() on both systems. Try changing the kernel clocksource.

Speed 126

Speed Java AWS Virtualization 126

Smashing Magazine

DECEMBER 2, 2021

Stay tuned for lots of articles on metaprogramming, applications, useful Raku modules, programming techniques, guides on how to work with Raku inside containers, and even how to migrate from good ol’ Perl. Good ol’ PerfPlanet is back for another season with all things speed and web performance. 24 Pull Requests. PerfPlanet Calendar.

Design 107

Design Development Programming Website 107

Enprowess

MAY 10, 2018

As Artificial intelligence and Machine learning are in action now, there are various APIs and libraries available with Java too. Offline employ batch normalization to speed up training of the model. Transfer learning by taking a pre-trained model and fine-tuning it for another task. Training a model with updates.

Artificial Intelligence 52

Artificial Intelligence Open Source Google Java 52

HammerDB

MAY 5, 2019

However as noted many factors affect spin-locks including how much time you actually spend in locks in the first place and therefore the best way to really determine how much time you have to spend in fine-tuning spin-locks in the real world can be done through testing. In the recent MySQL 8.0.16 mysqld] datadir=/home/mysql/mysql-8.0.16/mysql-8.0.16-linux-glibc2.12-x86_64/data

Testing 48

Testing Tuning Latency Storage 48

MachMetrics

APRIL 3, 2020

And if you absolutely have to have it on a device, most of them are available via Kindle as well. If you’re looking to read optimization ideas from one of the greatest minds in speed performance, look no further. If these rules can be applied to improving speeds at Yahoo! Let’s get started! – Aurel V.

Speed 85

Speed Performance Best Practices Website 85

Scalegrid

JANUARY 8, 2019

In Part I , we introduced a High Availability (HA) framework for MySQL hosting and discussed various components and their functionality. Semisynchronous replication, which is natively available in MySQL, helps the HA framework to ensure data consistency and redundancy for committed transactions.

Availability 113

Availability Tuning Speed Network 113

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. When the word “performance” is heard, most people immediately think of speed. What is Performance Testing?

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

Percona

APRIL 24, 2023

Indexes are generally considered to be the panacea when it comes to SQL performance tuning, and PostgreSQL supports different types of indexes catering to different use cases. I keep seeing many articles and talks on “tuning” discussing how creating new indexes speeds up SQL but rarely ones discussing removing them.

Tuning 126

Tuning Cache Storage Database 126

Percona

AUGUST 29, 2018

In this post, we will discuss some important kernel parameters that can affect database server performance and how these should be tuned. vm.overcommit_ratio is the percentage of RAM that is available for overcommitment. You need to set a value of vm.dirty_background_bytes depending on your disk speed. SHMMAX / SHMALL.

Tuning 55

Tuning Database Servers Processing 55

Percona

MARCH 23, 2023

Nowadays, solid-state drives (SSDs) or non-volatile memory express (NVMe) drives are preferred over traditional hard disk drives (HDDs) for database servers due to their faster read and write speeds, lower latency, and improved reliability. Typically a good value is 70%-80% of available memory.

Performance 125

Performance Hardware Tuning Storage 125

Dynatrace

JANUARY 14, 2022

However, setting the right parameters for Kubernetes clusters to ensure application availability, performance, and resilience while avoiding overspending isn’t a walk in the park. Tuning thousands of parameters has become an impossible task to achieve via a manual and time-consuming approach. The Akamas approach. Additional resources.

Latency 196

Latency Tuning Efficiency AWS 196

Smashing Magazine

JUNE 3, 2022

There are many typefaces, and many of them are very similar or are nearly identical to previous or contemporary versions available. We want to allow accessibility via OpenType or stylistic options with the typeface, so they are available to use if needed. Stay tuned! These points could be extended to language support as well.

Performance 110

Performance Design Best Practices Testing 110

Smashing Magazine

JANUARY 7, 2022

If you speed up, you’ll likely through off your car’s alignment and loosen up some other critical parts. Your pit crew should be available for quick, pointed input. You’re building cases (work bundles) for areas of improvement that can be split up or batched together depending on availability.

Design 92

Design Logistics Strategy Benchmarking 92

Brendan Gregg

SEPTEMBER 25, 2021

Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? Microbenchmark os::javaTimeMillis() on both systems. Try changing the kernel clocksource. As (C) looked like a kernel rebuild, I started with (D) and (E). ## 6. This would help confirm that these calls really were slower on Ubuntu.

Speed 40

Speed Java AWS Virtualization 40

The Netflix TechBlog

MAY 26, 2020

Network Availability: The expected continued growth of our ecosystem makes it difficult to understand our network bottlenecks and potential limits we may be reaching. It is easier to tune a large Spark job for a consistent volume of data. And in order to gain visibility into these logs, we need to somehow ingest and enrich this data.

Network 150

Network Tuning AWS Big Data 150

Dynatrace

FEBRUARY 9, 2022

This enables effective DevSecOps collaboration, as well as observability-driven automation against all critical metrics (speed, security, stability, availability, productivity, and business metrics) at enterprise scale. All Dynatrace enhancements mentioned in this blog post will be available within the next 90 days.

Code 209

Code Software Software DevOps 209

Dynatrace

FEBRUARY 16, 2023

As teams try to gain insight into this data deluge, they have to balance the need for speed, data fidelity, and scale with capacity constraints and cost. In most cases, especially with more complex queries, Grail gives you answers at five to 100 times more speed than any other database you can use right now.”

Analytics 179

Analytics Innovation Metrics Database 179

Dynatrace

MAY 17, 2023

For that, we focused on OpenTelemetry as the underlying technology and showed how you can use the available SDKs and libraries to instrument applications across different languages and platforms. Here, we can find statistics on the overall availability of the database, connections, queries, and errors. What is OneAgent?

Metrics 166

Metrics Monitoring Database Network 166