Rigor

NOVEMBER 22, 2019

Reading time 9 min When it comes to managing web performance, it’s vital to be proactive rather than reactive. To accomplish this goal, an organization needs to build internal processes and procedures that can operationalize a performance-first culture. The first step is to establish and implement web performance budgets.

Performance 45

Performance Metrics Website Speed 45

Dynatrace

SEPTEMBER 30, 2021

Hosted and moderated by Amazon, AWS GameDay is a hands-on, collaborative, gamified learning exercise for applying AWS services and cloud skills to real-world scenarios. It also ensures your team shares common fluency in cloud best practices, which improves collaboration and helps your company achieve a higher standard of performance.

AWS 212

AWS Best Practices Analytics Cloud 212

The Netflix TechBlog

MARCH 5, 2020

Perform Post Incident Review (PIR)? —?Review Review how the incident process was performed, tracking actions to be performed after the incident, and driving learning through structuring informal knowledge. The actual resolution of the incident, creating tasks, asking questions, and tracking answers.

Open Source 204

Open Source AWS Google Speed 204

O'Reilly

OCTOBER 24, 2023

If we train a new AI on its output, and repeat the process, what is the result? But it varied widely, so I decided to perform the experiment (1,000 iterations) 1,000 times, and average the final standard deviation from each experiment. Do we end up with more variation, or less? I increased the number of iterations again and again.

Programming 89

Programming Processing Code Artificial Intelligence 89

Percona

DECEMBER 29, 2022

While working as a DBA, we perform many regular tasks, and one of them is upgrading our database systems. There are some techniques to perform a PostgreSQL database upgrade, such as data dump and import, logical replication, or in-site upgrade using pg_upgrade. If all is good, perform the upgrade removing the –check flag.

C++ 81

C++ Open Source Database Programming 81

The Agile Manager

JANUARY 31, 2024

To wit: somebody has to hold management accountable for keeping delivery and operations performing within investment parameters and, if it is not, either fix the performance with or without that management or negotiate a change in parameters with investors. ITIL defines consistent, repeatable processes rooted in “best practices”.

Government 52

Government Best Practices Google Software 52

Dynatrace

JUNE 8, 2021

This post was co-authored by Jean-Louis Lormeau, Digital Performance Architect at Dynatrace. . You’ll learn how to create production SLOs, to continuously improve the performance of services, and I’ll guide you on how to become a champion of your sport by: Creating calculated metrics with the help of multidimensional analysis.

Metrics 168

Metrics Tuning Programming Systems 168

Strategic Tech

NOVEMBER 24, 2020

High-performing technology organisations are characterised by decentralisation: autonomous teams, masters of the problem space, who own products or features. The traditional EA role of documenting business processes and capabilities serves a purposes. My observation is that EA has not evolved to support modern operating models.

Architecture 72

Architecture DevOps Technology Technology 72

The Netflix TechBlog

SEPTEMBER 8, 2020

Functional Testing Functional testing was the most straightforward of them all: a set of tests alongside each path exercised it against the old and new endpoints. The Not-so-good In the arduous process of breaking a monolith, you might get a sharp shard or two flung at you.

Latency 233

Latency Cache Java Traffic 233

Particular Software

MARCH 28, 2022

With a saga, a business process that would otherwise have been implemented as a clunky batch job 1 can be built in a much more elegant and real-time manner. So the newest version of our testing framework now includes tools to perform saga scenario testing , which are more expressive than testing sagas with standard unit tests.

Development 52

Development C++ Virtualization Metrics 52

The Netflix TechBlog

MAY 27, 2020

From failure injection testing to regularly exercising our region evacuation abilities, Netflix engineers invest a lot in ensuring the services that comprise Netflix are robust and reliable. CORE is a team consisting of Site Reliability Engineers, Applied Resilience Engineers, and Performance Engineers.

Engineering 104

Engineering Innovation Systems Architecture 104

O'Reilly

DECEMBER 12, 2023

This ruling in itself raises many questions: how much creativity is needed, and is that the same kind of creativity that an artist exercises with a paintbrush? But reading texts has been part of the human learning process as long as reading has existed; and, while we pay to buy books, we don’t pay to learn from them.

Artificial Intelligence 101

Artificial Intelligence Media Google Processing 101

SQL Performance

JANUARY 12, 2022

This month, I'm going to start exploring the submitted solutions, roughly, going from the worse performing to the best performing ones. Why even bother with the bad performing ones? This article is dedicated to this poor performing approach. Despite the poor performance, working on the solution is an interesting exercise.

Code 116

Code Servers Performance Azure 116

Edge Perspectives

NOVEMBER 19, 2019

The unstated assumption behind this discussion is that, if we don’t reduce the workforce as routine tasks get taken over by machines, we need to re-skill them so that they can move into other parts of the institution and perform a different set of tightly specified and highly standardized tasks. We all have muscles as humans.

Programming 47

Programming Scalability Technology Technology 47

Smashing Magazine

OCTOBER 16, 2021

Thinking, Remembering And Processing Information Better. Some of its benefits include improving memory, learning abilities, social-emotional processing, sensorimotor processing, and many other cognitive functions. Physical Exercise. Feeling More Stable After Working Long Hours. Other Meditation Styles.

Programming 102

Programming Energy Code Processing 102

Tasktop

FEBRUARY 1, 2021

In a project organization, this flow is spread across teams, functions, tools, processes and even external parties like vendors. Carving out the relevant pieces for each product is an iterative process. The more this process encroaches on the status quo, the more resistance you will encounter. . Measuring the Flow.

Logistics 52

Logistics Metrics Architecture Software 52

Apica

SEPTEMBER 21, 2020

We are here to make the process as seamless as possible; migration is a part of our onboarding process. If you are using a system such as LoadRunner , for example, the process is very simple. We will conduct a sizing exercise to make sure things are set up for the best performance. Here’s how it works.

Monitoring 52

Monitoring Tuning Virtualization Cloud 52

Tasktop

OCTOBER 23, 2020

We believe that diverse teams perform better and foster an environment of belonging and inclusion. The code base has an open review process that every engineer can learn from with each change. We enjoy social hours such as team lunches, team exercises and happy hours. Would exercise and health be a good topic?

Tuning 52

Tuning Engineering Programming Infrastructure 52

The Agile Manager

AUGUST 31, 2021

If we accept the fact that Agile is a value system and not a set of mechanical processes, it stands to reason that there must be something different about the norms and behaviors of Agile managers vis-a-vis traditional managers. One person who does a substandard job affects the performance of the entire team.

Metrics 52

Metrics Design Engineering C++ 52

Adrian Cockcroft

MARCH 17, 2020

There are many possible failure modes, and each exercises a different aspect of resilience. Staff should be familiar with recovery processes and the behavior of the system when it’s working hard to mitigate failures. Memorial at Hawaiian native burial ground, Kapalua, Maui. Book: Engineering a Safer World by Nancy G.

Healthcare 52

Healthcare Government Airlines Systems 52

MachMetrics

DECEMBER 12, 2019

In a post detailing the thought process behind the planned feature, the Chrome team explains that “In the future, Chrome may identify sites that typically load fast or slow for users with clear badging ”. If you’re using best practices and keeping web performance in mind, you shouldn’t need to worry about being badged.

Google 86

Google Website Best Practices Internet 86

SQL Performance

OCTOBER 20, 2022

The engine processes the row through parent operators before releasing the shared lock prior to locking and reading the next row. When the engine chooses page-level locking granularity, it takes and holds a shared page lock while processing rows on the current page and then releases the lock right before acquiring a lock on the next page.

Testing 91

Testing Servers Cache Engineering 91

ScaleOut Software

AUGUST 20, 2020

Simplifying the Development Process with Mock Environments. The key to meeting these challenges is to process incoming telemetry in the context of unique state information maintained for each individual data source. In contrast, real-time digital twins analyze incoming telemetry from each data source and track changes in its state.

Cloud 52

Cloud Development Analytics Azure 52

ScaleOut Software

AUGUST 20, 2020

Simplifying the Development Process with Mock Environments. The key to meeting these challenges is to process incoming telemetry in the context of unique state information maintained for each individual data source. In contrast, real-time digital twins analyze incoming telemetry from each data source and track changes in its state.

Cloud 52

Cloud Development Analytics Azure 52

Tasktop

OCTOBER 29, 2020

Beneath the question lies a fear — always legitimate, but especially so in a year of economic distress and highly constrained budgets — that a VSM tool will simply expose what is already known: “Our processes, workflows and tools are a mess. After we’ve cleaned up our act and matured our processes, we’ll finally be ready for a VSM tool.” .

Storage 52

Storage Speed C++ DevOps 52

Dynatrace

JUNE 1, 2023

Service level objectives (SLOs) provide a powerful framework for measuring and maintaining software performance, reliability, and user satisfaction. SLOs are a valuable tool for organizations to ensure the health and performance of their applications. But how do you get started, and what are some service level objective examples?

Latency 179

Latency Website Traffic Virtualization 179

Dynatrace

DECEMBER 10, 2020

I recently joined two industry veterans and Dynatrace partners, Syed Husain of Orasi and Paul Bruce of Neotys as panelists to discuss how performance engineering and test strategies have evolved as it pertains to customer experience. Rethinking the process means digital transformation. Dynatrace news.

Strategy 180

Strategy Performance Logistics Monitoring 180

The Agile Manager

JANUARY 31, 2017

They were in consultants in logistics, and they were lamenting how one of their clients was struggling in the wake of a business process change that another firm - a tech consultancy - had agitated for their mutual client to adopt. Early on, business technology was mostly large-scale labor-saving data processing.

Retail 45

Retail Energy Logistics Efficiency 45

MachMetrics

JANUARY 4, 2019

The way a website is constructed can have a major impact on website speed performance, but developers often have a hard time keeping track of factors that cause slow page loads and other speed-related issues. Let’s explore how it works and what it can do to help get your performance up to speed on the backend and frontend.

Speed 60

Speed Website Open Source Google 60

Dynatrace

JUNE 1, 2023

Service level objectives (SLOs) provide a powerful framework for measuring and maintaining software performance, reliability, and user satisfaction. Teams can build on these SLO examples to improve application performance and reliability. In this post, I’ll lay out five SLO examples that every DevOps and SRE team should consider.

Traffic 173

Traffic Latency Website Virtualization 173

Dynatrace

APRIL 14, 2020

Well, that’s exactly what the Dynatrace University team did to support Dynatrace’s hands-on training (HoT) days at Dynatrace’s annual user conference Perform in Las Vegas. For the sessions, each student needed to have their own Dynatrace SaaS tenant to monitor and perform the hands-on exercises. Quite impressive! Automation.

AWS 166

AWS Lambda Performance Infrastructure 166

SQL Performance

JUNE 10, 2020

This month and the next I’m going to cover the physical processing aspects of derived tables. That is, does SQL Server perform a substitution process whereby it converts the original nested code into one query that goes directly against the base tables? Well, I’m oversimplifying a bit.

C++ 109

C++ Database Servers Code 109

The Agile Manager

AUGUST 31, 2020

I've worked with quite a few companies for which long-lived software assets remain critical to day-to-day operations, ranging from 20-year-old ERP systems to custom software products that first processed a transaction way back in the 1960s. Several things stand out about these initiatives.

Architecture 52

Architecture Code Strategy Programming 52

SQL Performance

JUNE 10, 2020

This month and the next I’m going to cover the physical processing aspects of derived tables. That is, does SQL Server perform a substitution process whereby it converts the original nested code into one query that goes directly against the base tables? Well, I’m oversimplifying a bit.

C++ 93

C++ Database Servers Code 93

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. Step-by-step guide: SRE-driven performance analysis with Dynatrace. This will enable deep monitoring of those Java,NET, Node, processes as well as your web servers. Dynatrace news.

Engineering 193

Engineering Performance Metrics Best Practices 193

Testsigma

MARCH 6, 2020

To catch such bugs before they create havoc in production, it is important to include regression testing in the software testing process being followed by an organization. Regression tests should be performed just after the sanity testing is complete. When is Regression Testing done?

Best Practices 52

Best Practices Testing Code Testing Tools 52

Speed Curve

MARCH 5, 2023

"How can I demonstrate the business value of performance to people in my organization?" If you've ever asked yourself any of these questions, then you could find the answers in identifying and understanding the performance poverty line for your site. What is the "performance poverty line"?

Performance 119

Performance C++ Metrics Ecommerce 119