The Netflix TechBlog

SEPTEMBER 22, 2021

For an experiment that aims to deliver more relevant results in the search experience, we’ll measure if members are finding more things to watch through search. As with all innovations that are rolled out to Netflix members around the globe, Top 10 started as an idea that was turned into a testable hypothesis.

Testing 245

Testing Entertainment Social Media Metrics 245

CSS Wizardry

JULY 23, 2023

On the subject of things they haven’t said… Failing Pages Don’t Get Penalised This is a critical piece of information that is almost impressively-well hidden. The only exception might be Cumulative Layout Shift in which desktop devices have more screen real estate for things to move around. It’s a lose–lose.

Engineering 246

Engineering Google Speed Mobile 246

Percona

SEPTEMBER 12, 2023

In this blog post, I will delve into the most important things to consider while preparing a schema change. Table size and concurrency When assessing a schema change, one of the most important things to consider is the table size and concurrency. Quickly Troubleshoot Metadata Locks in MySQL 5.7

Database 90

Database Traffic Open Source Monitoring 90

Percona

MARCH 1, 2023

In this blog post, we will see how running databases on Kubernetes with Percona Operators can reduce your cloud bill when compared to using AWS RDS. Percona Operators do exactly the same thing on Kubernetes, enabling your teams to innovate faster but without an extremely high price tag. For example, r5d.4xlarge

Cloud 134

Cloud Storage AWS Database 134

Dynatrace

OCTOBER 15, 2020

They, along with some help from Dynatrace Services, were able to onboard 10 business-critical applications in four days. The bank’s ability to quickly deliver critically needed relief to small businesses was not only the right thing to do but also critical to the bank’s bottom-line for 2020. Derek Darling. Matt Gibiec.

Small Business 264

Small Business Analytics Programming Speed 264

Sutter's Mill

SEPTEMBER 28, 2023

In particular, F# does the same thing with.NET APIs — F# requires explicit |> ignore to discard unused return values, including for.NET APIs that were never designed for that and were largely written in other languages. GCC 11 and higher are all fine and support all Cpp2 semantics. Since then, I’ve also implemented enum and union.

C++ 89

C++ Cache Code Design 89

Percona

AUGUST 4, 2023

In this blog post, we will look at the lifecycle and release management for MySQL and MariaDB servers — where we are now and relevant historical background. To keep things simple, we will focus our attention on the Community versions. Things were starting to significantly diverge back in 2014 when MariaDB 10 was released.

Database 82

Database Servers Innovation Open Source 82

Dynatrace

NOVEMBER 17, 2020

And that can only mean one thing…it’s time for our annual Partner Awards! The post Celebrating partnerships and excellence with the Dynatrace 2020 Partner Awards appeared first on Dynatrace blog. On that note, it’s our turn to provide the recognition to our partners who contributed so heavily to Dynatrace’s success. Partner awards.

Entertainment 172

Entertainment Innovation Virtualization Cloud 172

Dynatrace

MARCH 28, 2022

Along with the number and type of vulnerable functions in use, the automated assessment tool also reports an organization’s overall risk on a scale of 1 to 10. It’s one thing to detect issues before they happen, but what about handling attacks as they occur? Prioritize issues by vulnerable component.

Strategy 182

Strategy Cloud Speed Network 182

Dynatrace

APRIL 30, 2021

Organizations are having trouble scaling, too — only 10% of their projects are tested. Because this PoC was so successful, ERGO now plans to automate quality gates for 10-20 existing microservices in the first half of 2021, eventually doubling its test execution to 240-480 fully automated tests per year.

Engineering 200

Engineering Testing Performance Performance Testing 200

The Netflix TechBlog

NOVEMBER 13, 2023

Iroro Orife , Chih-Wei Wu and Yun-Ning (Amy) Hung Introduction When you enjoy the latest season of Stranger Things or Casa de Papel (Money Heist) , have you ever wondered about the secrets to fantastic story-telling, besides the stunning visual presentation? The language distribution is shown in the figure below.

Architecture 224

Architecture Energy Benchmarking Processing 224

Percona

AUGUST 29, 2023

The best way to describe the Citus way of doing things is to reflect how data is managed by a disk RAID array. Data redundancy, a database version of a RAID Pondering the case of high availability and redundancy, one replicates data by creating a replica via streaming replication. The same can be said for Citus data sharding. 1 citus | 11.1-1

C++ 83

C++ Database Storage Testing 83

Percona

DECEMBER 12, 2022

In this blog, I’ll explain how to alter tables online in a controlled manner that does not disrupt application users or cause application downtime. D=mytestdb,t=authors; Operation, tries, wait: analyze_table, 10, 1 copy_rows, 10, 0.25 Operation, tries, wait: analyze_table, 10, 1 copy_rows, 10, 0.25

Database 60

Database Engineering Testing Processing 60

Dynatrace

FEBRUARY 8, 2022

When Avisi’s IT team at Avisi first learned about Log4Shell from a CVE RSS feed on December 10, Jeroen Veldhorst, Avisi’s chief technology officer, immediately consulted their Dynatrace dashboards. For Avisi , a software development and cloud services company in the Netherlands, its Log4Shell response was immediate and automatic.

Healthcare 173

Healthcare Transportation Innovation Games 173

Daniel Lemire

FEBRUARY 8, 2019

Vowels in 1994 worked it out for the case where the divisor is 10, but (to my knowledge), nobody worked out the general case. To test it out, we did many things, but in one particular tests, we used a hashing function that depends on the computation of the remainder. if and only if x is a multiple of 4. return n * c < = c - 1 ; }.

C++ 279

C++ Benchmarking Hardware Testing 279

Dynatrace

APRIL 12, 2021

and Canada, supplies rental equipment to help more than 10 million customers move every year across more than 21,000 locations. U-Haul started using Dynatrace’s Session Replay capability, and as Rutherford put it, “It’s been huge for us; one of the best things we’ve ever implemented.”. Start free trial.

Mobile 168

Mobile Website Games Monitoring 168

Alex Podelko

SEPTEMBER 8, 2020

As most things in life, by chance. To put things in perspective, I was really fond of NeoLoad, to the point that I invested a lot of time in my work. And you can achieve the same things through our API since the UI is just a layer on top of it. How did you get into performance engineering? Why did you decide to create OctoPerf?

Open Source 223

Open Source Performance Testing Testing Performance 223

Dynatrace

JANUARY 13, 2021

Named one of the Top 10 Highest-Rated Cloud Companies to Work For by Battery Ventures and Glassdoor. The OneAgent is an industry-leading approach to instrumentation, saving administrators time and allowing them to focus on things that matter. We have found the AI to be spot on with our environments. Dynatrace is dynamite”.

Artificial Intelligence 138

Artificial Intelligence DevOps Analytics Innovation 138

Dynatrace

MAY 4, 2021

In fact, Dynatrace survey data found that organizations have total visibility into just 11% of all applications and infrastructure, despite using an average of 10 monitoring tools for the job. Of course, it’s one thing to recognize business IT blind spots; it’s another to effectively address these issues at scale.

Infrastructure 181

Infrastructure Monitoring Artificial Intelligence Cloud 181

Percona

APRIL 26, 2023

Defining “safe” for software Let’s start by defining what we mean by “safe” because it’s a non-specific term that might mean different things to different people. WordPress, in fact, powers this blog and uses a MySQL database to store its content.) Is open source software stable?

Open Source 87

Open Source Software Software Social Media 87

Dynatrace

JUNE 18, 2019

In my colleague Andi Grabner’s recent blog on Automated Deployment and Architectural Validation, he notes that, based on a recent ACM survey , validating deployment still seems to be a semi-automated task for most software delivery teams. My four favorite things about Concourse. Dynatrace news. A passed task is shown above.

Architecture 126

Architecture DevOps Open Source Java 126

Percona

JULY 15, 2023

This blog was originally published in January 2022 and was updated in July 2023. While indexes enhance query performance by reducing the need for full-table scans, some things need consideration: Choosing Appropriate Columns : Optimal column selection for indexing holds significance. Check out this blog here !

Virtualization 78

Virtualization Speed Database Efficiency 78

Percona

MARCH 6, 2023

We will walk through how to figure that out in this blog. The first one has the formula I’ll mention in this blog, and the second has more details regarding Redo Logs. So in this one, I want to focus on two things: Present the new way of working with Redo Logs (No longer innodb_log_file_size / innodb_log_files_in_group ).

Tuning 94

Tuning Open Source Database Engineering 94

MachMetrics

SEPTEMBER 22, 2020

In fact, they just cracked into the top 10 list of US e-commerce retailers. To be fair, Target.com does a lot of things really well – but there are many things that they could be doing better, as you can see from our MachMetrics audit. This leads us to the things that Target does well. Time to Interactive (TTI): 6.2s

Retail 82

Retail Speed Website Google 82

Percona

MARCH 3, 2023

Hello friends, at Percona Managed Services, we usually do different types of things every day, including routine tasks, monitoring, and, very frequently, answering questions that are not always easy to answer. First of all, let’s review the structure of the table, its size, and its constraints. mysqlserver01=127.0.0.2 [RW]

Database 103

Database Testing Servers Open Source 103

Dynatrace

JULY 13, 2020

Explaining the need to think about the digital transformation and your future projects , as competition is ferocious and things are evolving fast , I said to the customer they must be looking at implementing CI/CD and running your apps in containers. Well, many things can happen with containers. . What’s missing here?

Google 132

Google Ecommerce DevOps Cloud 132

Dynatrace

MAY 16, 2019

The first thing to do when defining a new metric is to define the source of the metric’s value. The only thing left to do is to give the metric a display name and a unique metric key. In fact, you’ll typically be interested only in a specific use case (for example, the 10 URLs that have the most page impressions).

Metrics 116

Metrics Analytics Programming Monitoring 116

Dynatrace

JULY 13, 2020

Explaining the need to think about the digital transformation and your future projects , as competition is ferocious and things are evolving fast , I said to the customer they must be looking at implementing CI/CD and running your apps in containers. Well, many things can happen with containers. . What’s missing here?

Google 130

Google Ecommerce DevOps Cloud 130

The Netflix TechBlog

MAY 1, 2019

by Guillaume du Pontavice, Phill Williams and Kylee Peña (on behalf of our Streaming Algorithms, Audio Algorithms, and Creative Technologies teams) Remember the epic opening sequence of Stranger Things 2 ? If you’ve ever been in a professional recording studio, you’ve probably noted the difference in how things sound. and listening?—?experience

Engineering 274

Engineering Network Media Entertainment 274

Brendan Gregg

AUGUST 26, 2021

I spend many hours documenting advanced debugging stories for books, talks, and blog posts, but many things I never have time to share. I'm experimenting with this "rough notes" format as a way to quickly share things. rw-r--r-- 1 root root 27K Aug 18 10:27 /snap/slack/44/usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-png.so.

Storage 145

Storage C++ Processing Database 145

Brendan Gregg

JULY 4, 2021

This was a chance to talk about other things I've been working on, such as the present and future of hardware performance. The video is on [youtube]: The slides are on [slideshare] or as a [PDF]: I work on many areas of performance, but recently I've had a lot of demand to talk about BPF.

Performance 140

Performance Latency Hardware Storage 140

HammerDB

JULY 6, 2023

Therefore, the first thing we will do is to run a default workload, using the sample scripts provided as shown. Vuser 1:1 Active Virtual Users configured Vuser 1:TEST RESULT : System achieved 1 NOPM from 3 MariaDB TPM Vuser 1:FINISHED SUCCESS Now, let’s see what happens if we increase the number of virtual users to 10 and 100.

Virtualization 57

Virtualization C++ Database Code 57

Smashing Magazine

OCTOBER 14, 2021

2021-10-14T12:00:00+00:00. 2021-10-14T16:11:06+00:00. In this post, we’ll look at just that: exciting and fun things we can do with CSS , exploring common problems and use cases we all have to face in our work. Things You Can Do With CSS Today. A comprehensive deep-dive into all things shadows comes from Rob O’Leary.

Games 144

Games Design Strategy Code 144

Dynatrace

MAY 20, 2020

These endpoints are feature packed and enable you to get all things done around metrics while keeping things simple. In each request, you can query time series data for up to 10 different metrics based on relative and absolute dates, different time resolutions, and for specific selections of entities. GET /metrics.

Metrics 227

Metrics Operating System Tuning Monitoring 227

Percona

MAY 2, 2023

This blog was originally published in September 2020 and was updated in May 2023. In this blog, we will be discussing different MongoDB database backup strategies and their use cases, along with pros and cons and a few other useful tips. In today’s data-driven world, losing critical data can be catastrophic for any organization.

Best Practices 52

Best Practices Database Storage Servers 52

Percona

AUGUST 1, 2023

or MariaDB 10.X In this blog, for the sake of simplicity, we are going to use mysqldump, and generate a single table, but the most curious thing is that we are going to create objects which have a certain DEFINER , and it must not be changed. with Percona I hope you enjoyed the blog, and see you in the next one!

AWS 73

AWS Servers Engineering Strategy 73

Testsigma

SEPTEMBER 4, 2021

I remember what cloud meant to the people 10 years back and what it means now. The pandemic of Covid-19 taught us one thing – your location does not matter. For example, if there are 10 test cases running in 100 minutes sequentially, we can execute one parallel session with 10 cases running parallelly.

Cloud 52

Cloud Testing Infrastructure Testing Tools 52