DZone

MAY 22, 2019

The purpose is to give all team members a shared understanding of the fundamental terminology of quality assurance and all related processes. As part of the professional services we provide at Bellatrix, we consult companies and help them to improve their QA process and set up an automated testing infrastructure.

Testing 100

Testing Development Education Infrastructure 100

Dynatrace

APRIL 10, 2020

In the rest of the blog I walk you through the steps that allows our teams to identify a “memory hungry” Jenkins plugin and how the removal of this no longer needed plugin resulted in an overall 3x improvement of Jenkins performance. As a negative side effect, the team ran into a JVM bug which they could workaround though.

Java 254

Java Performance DevOps Engineering 254

O'Reilly Software

MARCH 1, 2018

Sam Newman provides a succinct definition of microservices in Building Microservices : “Microservices are small, autonomous services that work together.”. Built and released with automated processes. Despite a drive for clear, modular monolithic codebases, all too often these arbitrary in-process boundaries break down.

Architecture 80

Architecture Scalability Systems Code 80

Dynatrace

MARCH 3, 2020

For software engineering teams, this demand means not only delivering new features faster but ensuring quality, performance, and scalability too. One way to apply improvements is transforming the way application performance engineering and testing is done. Performance-as-a-self-service . Try it today using Keptn .

Performance 241

Performance Education Innovation Software Architecture 241

Brendan Gregg

APRIL 8, 2022

A while ago I helped a colleague, Vadim, debug a performance issue with TensorFlow in an unexpected location. But this process had been up and running for hours, and shouldn't still be doing so much page fault growth of its RSS. Sometimes processes page fault a lot because they call mmap()/munmap() to add/remove memory.

Performance 100

Performance Virtualization Code Servers 100

Dynatrace

MARCH 27, 2024

Notebooks are a perfect tool to understand and perform an in-depth analysis of AWS AppFabric logs, thanks to the powerful Dynatrace query language, DQL. However, with Dynatrace Query Language (DQL) we can perform much more complex queries on our OCSF logs. This section shows how to analyze AWS AppFabric logs with Notebooks and DQL.

AWS 245

AWS Analytics Government Monitoring 245

CSS Wizardry

NOVEMBER 9, 2018

Let me address that by combining my two favourite topics: CSS and performance. It’s really, really bad for Start Render performance. The introduction of the Preload Scanner improved web page performance by around 19%, all without developers having to lift a finger. What’s the Big Problem? Avoid using @import in your CSS files.

Network 278

Network Performance Media Cache 278

Alex Russell

JANUARY 30, 2024

The usual caveats also apply: Performance is a deep and nuanced domain, and much can go wrong beyond content size and composition. How sites manage resources after-load can have a big impact on perceived performance. Until and unless teams have better data about their performance, the global baseline budget should be enforced.

Performance 90

Performance Network Mobile Speed 90

Dynatrace

MAY 28, 2020

In this blog, I will be going through a step-by-step guide on how to automate SRE-driven performance engineering. Keptn uses SLO definitions to automatically configure Dynatrace or Prometheus alerting rules. Step-by-step guide: SRE-driven performance analysis with Dynatrace. This is what this blog is all about.

Engineering 191

Engineering Performance Metrics Best Practices 191

DZone

MARCH 24, 2021

We typically understand software testing by the everyday definition of the word: making sure a piece of software performs the way it is supposed to in a production-like environment. The first category would fall under integration testing, and you definitely need that. Or is there? with a username and password).

Design 193

Design Testing Software Performance Database 193

Dynatrace

JANUARY 18, 2023

Business intelligence tools have earned a reputation for being inflexible, lacking the context and real-time insights needed to understand and improve business processes and customer experience. Step 2 : Add processing rules with matcher DQL, data fields, and processor definition. Use case 1: real-time business intelligence.

Analytics 227

Analytics Retail Storage Monitoring 227

Dynatrace

JULY 5, 2023

These SLOs help to define and measure the expected level of performance for a particular service or application and can be used to track and improve service quality over time. This strategy establishes service policies around which you can organize the performance objectives of related services and applications. Web service 99.5%

Mobile 181

Mobile Metrics Software Engineering Availability 181

DZone

MARCH 28, 2021

In this series of chaos engineering articles, we have been learning to simulate various performance problems. The technical definition of a ‘deadlock’ is a situation where a set of processes are blocked because each process is holding a resource and waiting for another resource acquired by some other process.

Engineering 187

Engineering Processing Performance Java 187

Speed Curve

MAY 1, 2023

If you've invested countless hours in speeding up your pages, but you're not using performance budgets to prevent regressions, you could be at risk of wasting all your efforts. Background: How performance budgets work 1. What is a performance budget? What should a performance budget look like? Let's get started!

Performance 98

Performance Metrics Media Google 98

Smashing Magazine

AUGUST 3, 2023

How We Optimized Performance To Serve A Global Audience How We Optimized Performance To Serve A Global Audience Liran Cohen 2023-08-03T10:00:00+00:00 2023-08-03T13:06:00+00:00 I work for Bookaway , a digital travel brand. Large preview ) We’ve known for a long time that fast page performance influences search engine rankings.

Performance 74

Performance Cache Traffic Metrics 74

Dynatrace

OCTOBER 4, 2022

As a result, we created Grail with three different building blocks, each serving a special duty: Ingest and process. Ingest and process with Grail. Just a few minutes after installation, you get all the performance metrics and log data you need to monitor IT infrastructure of any complexity—from front end to back end.

Artificial Intelligence 267

Artificial Intelligence Analytics Storage Architecture 267

Dynatrace

SEPTEMBER 21, 2023

Site reliability engineering first emerged to address cloud computing’s new performance needs. They explore platform engineering’s multiple definitions, its pros and cons, and how practitioners can shape this emerging DevOps concept. What is this new discipline, and is it a game-changer or just hype?

Games 235

Games Engineering DevOps Education 235

Rigor

JANUARY 8, 2020

Without a set plan in place, any new script can damage performance, affecting user experience, and, therefore, business KPIs. We noticed a few common misperceptions about web performance budgets that can impact their adoption and setting that we would like to address. Five Common Myths About Web Performance Budgets.

Performance 122

Performance Mobile Metrics Speed 122

Speed Curve

FEBRUARY 15, 2021

Performance budgets are one of those ideas that everyone gets behind conceptually, but then are challenged to put into practice – and for very good reason. If you're just getting started with performance budgets – or if you've been using them for a while and want to validate your work – this post is for you.

Performance 135

Performance Metrics Benchmarking Google 135

Brendan Gregg

APRIL 8, 2022

A while ago I helped a colleague, Vadim, debug a performance issue with TensorFlow in an unexpected location. But this process had been up and running for hours, and shouldn't still be doing so much page fault growth of its RSS. Sometimes processes page fault a lot because they call mmap()/munmap() to add/remove memory.

Performance 52

Performance Virtualization Code Servers 52

Dynatrace

APRIL 22, 2021

Kim joined us at Perform 2021, where he offered his own unique take and insight into DevOps from a career spanning 22 years. I love that definition, because it doesn’t actually say what DevOps is, it is what we aspire to.”. Low performers are taking two orders of magnitude more time.”. What is DevOps? Barriers to DevOps.

DevOps 216

DevOps Innovation Technology Technology 216

Speed Curve

DECEMBER 4, 2023

Looking at data from the HTTP Archive , which tracks performance metrics for the top million sites on the web, the percentage of sites that have good INP is 96.8% The elephant in the room: Why does mobile INP perform so poorly? However, the performance gap is widening when it comes to processing power on Android devices.

Mobile 55

Mobile Performance Metrics Google 55

DZone

JULY 11, 2023

Artificial Intelligence: Definition and Practical Applications Artificial intelligence (AI) refers to the development of computer systems that can perform tasks that typically require human intelligence. AI encompasses various techniques, including machine learning, natural language processing , computer vision, and robotics.

Artificial Intelligence 109

Artificial Intelligence Healthcare Network Transportation 109

Alex Podelko

OCTOBER 18, 2016

I am looking forward to share my thoughts on ‘Reinventing Performance Testing’ at the imPACt performance and capacity conference by CMG held on November 7-10, 2016 in La Jolla, CA. In agile development / DevOps environments it should be interwoven with the whole development process. – Cloud. – Agile. .

Performance Testing 100

Performance Testing Testing Performance DevOps 100

Alex Russell

FEBRUARY 28, 2022

It's being reposted here for completeness, but if you care about web performance, make sure to check out the whole series and get subscribed to the RSS feed to avoid missing any of next year's posts. The predominant answer: a unified theory of web performance. What, in particular, is "web performance"? How do we do it?

Performance 104

Performance Latency Architecture Network 104

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. That’s what Cloud Automation does: SLIs, SLOs, Monitoring Definition, Automation Sequences, Tests, Deployment Definitions, etc.

DevOps 244

DevOps Open Source Cloud Azure 244

Alex Podelko

AUGUST 24, 2017

I, of course, am looking from a somewhat different – performance – point of view, so not going to jump into details of the discussion too deeply. processes – and a lot of engineers doing deep system testing / analysis – but here I rather mean the approach, not title or specialization. or there is no API to talk about at all.

Testing 140

Testing Performance Performance Testing Testing Tools 140

Alex Russell

MARCH 6, 2021

Back in 2016, I gave a talk outlining the causes and effects of the terrible performance of web apps built using popular tools on the fastest-growing device segment: low-end to mid-range Android phones. Poor performance has a compound effect on user expectations at an ecosystem level. Live by the link, die by the link.

Performance 124

Performance Network Cache Metrics 124

The Netflix TechBlog

NOVEMBER 13, 2023

In this blog post, we will introduce speech and music detection as an enabling technology for a variety of audio applications in Film & TV, as well as introduce our speech and music activity detection (SMAD) system which we recently published as a journal article in EURASIP Journal on Audio, Speech, and Music Processing.

Architecture 224

Architecture Energy Benchmarking Processing 224

Dynatrace

JULY 18, 2023

As software development grows more complex, managing components using an automated onboarding process becomes increasingly important. This same mechanism can also be leveraged to validate the impact of new software releases on resources, logs, performance, reliability, or business measures.

Best Practices 189

Best Practices Code Infrastructure Latency 189

Dynatrace

APRIL 20, 2023

At Dynatrace Perform 2023 , Maciej Pawlowski, senior director of product management for infrastructure monitoring at Dynatrace, and a senior software engineer at a U.K.-based “[Grail] also provides Dynatrace partners answers with no indexes, no schema definition, and no rehydration,” Pawlowski added. Dissolving data silos.

Analytics 187

Analytics Infrastructure Storage Efficiency 187

Alex Podelko

SEPTEMBER 4, 2018

This means that the primary aim of this programming language is to both gather data and manipulate it as it is processed. While you will have to write longer code lines , you can reduce the amount of headaches you encounter during the coding process. These definitions are usually broke down by behaviors. The Performance Factor.

Java 100

Java Performance Programming Virtualization 100

Dynatrace

DECEMBER 2, 2021

On the Service-level objectives page, the Actions > Edit SLO entry has been renamed SLO definition. It opens the corresponding SLO on the Service-level objective definitions page, where you can view or edit the SLO definition (depending on your permissions). Service-level objectives. APM-325810). APM-333310).

Lambda 193

Lambda Azure Metrics Monitoring 193

Dynatrace

JULY 11, 2023

By leveraging the Dynatrace Operator and Dynatrace capabilities on Red Hat OpenShift on IBM Power, customers can accelerate their modernization to hybrid cloud and increase operational efficiencies with greater visibility across the full stack from hardware through application processes.

Architecture 169

Architecture Availability Infrastructure Metrics 169

Smashing Magazine

JANUARY 11, 2021

Front-End Performance Checklist 2021. Front-End Performance Checklist 2021. This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. Web performance is a tricky beast, isn’t it?

Performance 145

Performance Cache Media Metrics 145

CSS Wizardry

DECEMBER 9, 2023

A trivial performance optimisation to help speed up third-party or other-origin requests is to preconnect them: hint that the browser should preemptively open a full connection ( DNS , TCP , TLS ) to the origin in question, for example: In the right circumstances, this simple, single line of HTML can make pages hundreds of milliseconds faster !

Speed 234

Speed Network Analytics Availability 234

Alex Podelko

OCTOBER 13, 2016

I am looking forward to share my thoughts on ‘Reinventing Performance Testing’ at the imPACt performance and capacity conference by CMG held on November 7-10, 2016 in La Jolla, CA. While it was always recommended to start performance testing earlier, it was usually rather few activities you can do before the system is ready.

Performance Testing 100

Performance Testing Testing Performance Engineering 100