Dynatrace

APRIL 15, 2021

Fermentation process: Steve Amos, IT Experience Manager at Vitality spoke about how the health and life insurance market is now busier than ever. As a company that’s ethos is based on a points-based system for health, by doing exercise and being rewarded with vouchers such as cinema tickets, the pandemic made both impossible tasks to do.

Speed 241

Speed Media Monitoring Engineering 241

Dynatrace

DECEMBER 10, 2020

During the recent pandemic, organizations that lack processes and systems to scale and adapt to remote workforces and increased online shopping are feeling the pressure even more. Rethinking the process means digital transformation. Different teams have their own siloed monitoring solution.

Strategy 245

Strategy Performance Logistics Monitoring 245

Dynatrace

MAY 28, 2020

While Google’s SRE Handbook mostly focuses on the production use case for SLIs/SLOs, Keptn is “Shifting-Left” this approach and using SLIs/SLOs to enforce Quality Gates as part of your progressive delivery process. This will enable deep monitoring of those Java,NET, Node, processes as well as your web servers.

Engineering 270

Engineering Performance Metrics Best Practices 270

The Netflix TechBlog

DECEMBER 23, 2020

For example, the PID namespace makes it so that a process can only see PIDs in its own namespace, and therefore cannot send kill signals to random processes on the host. There are also more common capabilities that are granted to users like CAP_NET_RAW, which allows a process the ability to open raw sockets. User Namespaces.

Media 295

Media Metrics Systems Processing 295

Dynatrace

APRIL 21, 2022

Most monitoring tools for migrations, development, and operations focus on collecting and aggregating the three pillars of observability— metrics, traces, and logs. Using a data-driven approach to size Azure resources, Dynatrace OneAgent captures host metrics out-of-the-box to assess CPU, memory, and network utilization on a VM host.

Azure 246

Azure Monitoring Virtualization Metrics 246

Dynatrace

JUNE 8, 2021

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. Metric 2: number of requests in error. Let’s start by creating a dashboard to follow our metrics.

Metrics 242

Metrics Tuning Programming Systems 242

The Netflix TechBlog

OCTOBER 7, 2021

In Part 2: What is an A/B Test we talked about testing the Top 10 lists on Netflix, and how the primary decision metric for this test was a measure of member satisfaction with Netflix. This process generally starts by fixing the acceptable false positive rate. To build intuition, let’s run through a thought exercise.

Testing 235

Testing Games Metrics Innovation 235

Dynatrace

NOVEMBER 11, 2022

Getting the information and processes in place to ensure alerts like this example can be organizationally difficult. While you’re waiting for the information to come back from the teams, Davis on-demand exploratory analysis can proactively find, gather, and automatically analyze any related metrics, helping get you closer to an answer.

DevOps 245

DevOps C++ Serverless Processing 245

The Netflix TechBlog

SEPTEMBER 8, 2020

To prepare ourselves for a big change in the tech stack of our endpoint, we decided to track metrics around the time taken to respond to queries. After some consultation with our backend teams, we determined the most effective way to group these metrics were by UI screen.

Latency 241

Latency Cache Java Traffic 241

Dynatrace

JUNE 1, 2023

Certain service-level objective examples can help organizations get started on measuring and delivering metrics that matter. Response time Response time refers to the total time it takes for a system to process a request or complete an operation. This SLO enables a smooth and uninterrupted exercise-tracking experience.

Traffic 173

Traffic Website Latency Virtualization 173

The Netflix TechBlog

SEPTEMBER 10, 2024

The voice service then constructs a message for the device and places it on the message queue, which is then processed and sent to Pushy to deliver to the device. Where aws ends and the internet begins is an exercise left to the reader. This initial functionality was built out for FireTVs and was expanded from there.

Latency 234

Latency Cache Tuning Efficiency 234

Speed Curve

MARCH 5, 2023

"I made my pages faster, but my business and user engagement metrics didn't change. The performance poverty line is the plateau at which changes to your website’s rendering metrics (such as Start Render and Largest Contentful Paint) cease to matter because you’ve bottomed out in terms of business and user engagement metrics.

Performance 128

Performance C++ Metrics Ecommerce 128

Dynatrace

JUNE 1, 2021

Application performance monitoring (APM) is the practice of tracking key software application performance metrics using monitoring software and telemetry data. This may result in unnecessary troubleshooting exercises and finger-pointing, not to mention wasted time and money. Dynatrace news. What does APM stand for?

Monitoring 165

Monitoring Mobile Social Media Open Source 165

Percona

OCTOBER 31, 2023

The process of gathering data will take some time, but we plan to periodically share statistics that we collect, like breakdowns of versions of database software being used or popular operating systems and architectures. Future releases may add additional metrics. Open-sourcing of the data We believe in open source at Percona.

Open Source 111

Open Source Database Operating System Programming 111

Percona

AUGUST 8, 2023

The solution is proactive monitoring using time-lapse metrics monitoring like what you would get with Percona Monitoring and Management (PMM). Using time-lapse metrics monitoring, we can monitor overall disk consumption and the rate at which consumption occurs and then predict how much time we have left before we run out of space.

Traffic 98

Traffic Cache Monitoring Database 98

O'Reilly

JANUARY 17, 2023

You might say that the outcome of this exercise is a performant predictive model. Second, this exercise in model-building was … rather tedious? You need to coordinate with stakeholders and product managers to suss out what kinds of models you need and how to embed them into the company’s processes.

Tuning 145

Tuning Open Source Software Software 145

Sutter's Mill

MARCH 30, 2025

Across the industry, this includes work being done by individual vendors, that they are then contributing to the standardization process so C++ programmers can use it portably. Background in a nutshell: In C++, code that (usually accidentally) exercises UB is the primary root cause of our memory safety and security vulnerability issues.

C++ 70

C++ Programming Code Google 70

The Morning Paper

JULY 4, 2019

Moreover, just like an A/B test, we’ll be collecting metrics while the experiment is underway and performing statistical analysis at the end to interpret the results. In all cases we need to be able to carefully monitor the impact on the system, and back out if things start going badly wrong. On error rates.

Latency 77

Latency Engineering Metrics Traffic 77

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

Alex Russell

FEBRUARY 21, 2023

is astonishingly dense with delayed features, inadvertantly emphasising just how far behind WebKit has remained for many years and how effective the Blink Launch Process has been in allowing Chromium to ship responsibly while consensus was witheld in standards by Apple. Regardless, Safari 16.4 31st : Web Share changes Feb. Safari 16.4

Energy 90

Energy Games Engineering Design 90

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. Critical time metric In NServiceBus version 7.7, So if you had saga timeouts from a year ago (which is a normal part of some business processes!),

Development 52

Development C++ Virtualization Metrics 52

The Netflix TechBlog

OCTOBER 14, 2021

The end result is the first major update to BetterTLS since its first release : a new suite of tests to exercise TLS implementations’ certificate path building. And passing all of the tests in the BetterTLS test suite is a useful metric for establishing that confidence. What is Certificate Path Building?

Servers 172

Servers Testing Best Practices Java 172

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. The metrics are only very rarely used to drive the team.

Metrics 52

Metrics Design Engineering C++ 52

CSS - Tricks

APRIL 1, 2021

Site performance is potentially the most important metric. Having a slow site might leave you on page 452 of search results, regardless of any other metric. With all of this in mind, I thought improving the speed of my own version of a slow site would be a fun exercise. billion if the site slowed down by just one second.

Cache 94

Cache Social Media Media Website 94

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

Smashing Magazine

NOVEMBER 11, 2021

The difference between “mediocre” and “great”, I believe, lies in the process. Rarely can you find inspiration accompanied by a thorough analysis of the process, research, and decision-making involved. That’s not to say that a “proper” design process is foolproof. Mediocre vs Great Dashboard Design. On top of “stealing” (ahem.

Design 113

Design Best Practices Efficiency Testing 113

Speed Curve

MARCH 5, 2023

"I made my pages faster, but my business and user engagement metrics didn't change. The performance plateau is the point at which changes to your website’s rendering metrics (such as Start Render and Largest Contentful Paint) cease to matter because you’ve bottomed out in terms of business and user engagement metrics.

Performance 52

Performance C++ Metrics Ecommerce 52

Rigor

NOVEMBER 22, 2019

To accomplish this goal, an organization needs to build internal processes and procedures that can operationalize a performance-first culture. According to Tim Kadlec : A performance budget is a clearly defined limit on one or more performance metrics that the team agrees not to exceed and that is used to guide design and development.

Performance 45

Performance Metrics Website Speed 45

HammerDB

APRIL 19, 2023

Instead, focus on understanding what the workloads exercise to help us determine how to best use them to aid our performance assessment. In the context of MySQL performance evaluation, it simulates a typical online transaction processing (OLTP) workload on your MySQL database. DISK METRICS sysstat_io_nvme0n1_avg_wait_ms 8.32

Performance 55

Performance Benchmarking Cache Storage 55

SQL Performance

NOVEMBER 30, 2021

If you’re interested, I wrote a post a while back with some T-SQL code that scans the buffer pool and gives some metrics, using the DMV sys.dm_os_buffer_descriptors. Index_A has 200,000 pages at its leaf level, and Index_B has 1 million pages at its leaf level, so a complete scan of Index_B requires processing five times more pages.

Efficiency 54

Efficiency Servers Database Cache 54

The Agile Manager

OCTOBER 28, 2007

They go on to report that 70% of the cases of these 7 chronic illnesses are preventable through lifestyle change: diet, exercise, avoiding cigarettes and what not. We are more tolerant to external risk factors because we don’t accumulate process debt or technical debt that makes it difficult for us to absorb risk.

Government 40

Government Retail Energy Code 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

CSS Wizardry

NOVEMBER 3, 2020

Any time you run a test with WebPageTest, you’ll get this table of different milestones and metrics. Higher variance means a less stable metric across pages. I can see from the screenshot above that TTFB is my most stable metrics—no one page appears to have particularly expensive database queries or API calls on the back-end.

Speed 328

Speed Ecommerce Metrics Analytics 328

DZone

NOVEMBER 9, 2021

It’s much better to build your process around quality checks than retrofit these checks into the existent process. NIST did classic research to show that catching bugs at the beginning of the development process could be more than ten times cheaper than if a bug reaches production. Metrics abstract you away from all details.

Software 245

Software Software Code Design 245

The Netflix TechBlog

OCTOBER 21, 2019

Where other systems may take over ten minutes to process metrics accurately, Mantis reduces that from tens of minutes down to seconds, effectively reducing our Mean-Time-To-Detect. Metrics and logs require that you to know what you want to answer ahead of time. Operational use cases are inherently time sensitive by nature.

Open Source 154

Open Source Metrics Engineering Processing 154

The Netflix TechBlog

OCTOBER 21, 2019

Where other systems may take over ten minutes to process metrics accurately, Mantis reduces that from tens of minutes down to seconds, effectively reducing our Mean-Time-To-Detect. Metrics and logs require that you to know what you want to answer ahead of time. Operational use cases are inherently time sensitive by nature.

Open Source 102

Open Source Metrics Engineering Processing 102