Dynatrace

OCTOBER 10, 2023

Process Improvements (50%) The allocation for process improvements is devoted to automation and continuous improvement SREs help to ensure that systems are scalable, reliable, and efficient. A few avenues for elevating CI/CD pipelines are: Enhancing the extent of automated test coverage during the testing phase.

Engineering 226

Engineering DevOps Innovation Strategy 226

The Morning Paper

DECEMBER 5, 2019

Benchmarking spreadsheet systems Rahman et al., They often freeze during computation, and are unable to import datasets well below the size limits posed by current spreadsheet systems. While a database is barely getting started at 20,000 rows, a spreadsheet could be hanging. Basic complexity testing.

Benchmarking 56

Benchmarking Systems Google Scalability 56

Testlodge

JULY 19, 2023

SOX compliance testing validates changes made to code and verifies adherence to internal controls. Testers are responsible for testing code changes to ensure accuracy. The overall intention of SOX testing is to protect stakeholders and other investors from corporate fraud. There are four major types of controls.

Testing 81

Testing Energy Programming Government 81

Scalegrid

JANUARY 25, 2024

Redis® is an in-memory database that provides blazingly fast performance. This makes it a compelling alternative to disk-based databases when performance is a concern. Redis returns a big list of database metrics when you run the info command on the Redis shell. This blog post lists the important database metrics to monitor.

Metrics 130

Metrics Monitoring Latency Cache 130

Dynatrace

APRIL 10, 2023

” Uninterrupted testing and multicloud observability Cluster monitoring also helped the company avoid performance issues during the A/B testing it conducted to evaluate the user experience. Such testing is critical to identifying customer shopping patterns that inform decisions about application design and user experience.

Cloud 171

Cloud Ecommerce Performance Retail 171

The Morning Paper

MARCH 15, 2020

Understanding, detecting and localizing partial failures in large system software , Lou et al., Partial failures ( gray failures ) occur when some but not all of the functionalities of a system are broken. Here are the key findings: Partial failures appear throughout the release history of each system, 54% within the last three years.

Systems 98

Systems Software Software Programming 98

The Netflix TechBlog

MAY 21, 2019

using RL agents for test case scheduling By: Stanislav Kirdey , Kevin Cureton , Scott Rick , Sankar Ramanathan Introduction Netflix brings delightful customer experiences to homes on a variety of devices that continues to grow each day. Detect a regression in a test case. These problems could be solved in several different ways.

Testing 163

Testing AWS Lambda Network 163

Testlodge

JANUARY 19, 2022

ETL Testing is a process used to test the transformation of raw data fetched from a certain source, before authenticating it according to business rules to make sure the particular data is loaded to the data warehouse (or a target system). The Importance of ETL Testing. Types of ETL Testing. Phases in ETL Testing.

Testing 73

Testing Strategy Design Technology 73

Testlodge

JUNE 17, 2020

What is End to End Testing? End to end testing is an important technique used to validate the flow of an application from start to finish. The main objective of this testing is to simulate user behavior and thoroughly test components to identify any integration issues. Why End to End Testing is Needed.

Testing 73

Testing Government Database Systems 73

Percona

SEPTEMBER 26, 2023

As MySQL database administrators, we are well aware of the significance of implementing a primary key within a table. Primary keys play an indispensable role in sound database design by uniquely identifying individual rows and significantly enhancing data retrieval, manipulation, and overall system performance.

Database 99

Database Engineering Best Practices Open Source 99

Percona

JUNE 23, 2023

Both MySQL and PostgreSQL do the basics very well From a high level, one relational database management system is pretty much like every other relational database management system. It does not follow the SQL Standard as closely as other databases, and some useful functions such as MERGE() are missing.

Database 119

Database Transportation Servers Cloud 119

Percona

MARCH 17, 2023

These updates are designed to keep databases running at peak performance and simplify database operations. But as companies grow and see more demand for their databases, we need to ensure that PMM also remains scalable so you don’t need to worry about its performance while tending to the rest of your environment.

Monitoring 98

Monitoring Scalability Cache Database 98

O'Reilly Software

JUNE 12, 2018

The benefits of modeling data as events as a mechanism to evolve our software systems. Data is all-important—vital for the continued success of our businesses—but has also been seen as a massive constraint in how we design and evolve our systems. All too often, the software wasn’t designed in a way that made it easy to ship.

Database 72

Database Cache Architecture Latency 72

High Scalability

JULY 18, 2022

If you have a passion for databases (both SQL and NoSQL), significant experience building, managing, and monitoring infrastructure, databases, and backend services at scale and want to work with a rag-tag team of hardworking, but humble humans, then come check us out! has hours of system design content. InterviewCamp.io

Education 100

Education DevOps Infrastructure Scalability 100

High Scalability

MAY 4, 2022

If you have a passion for databases (both SQL and NoSQL), significant experience building, managing, and monitoring infrastructure, databases, and backend services at scale and want to work with a rag-tag team of hardworking, but humble humans, then come check us out! has hours of system design content. InterviewCamp.io

Education 100

Education DevOps Infrastructure Scalability 100

High Scalability

JUNE 10, 2022

If you have a passion for databases (both SQL and NoSQL), significant experience building, managing, and monitoring infrastructure, databases, and backend services at scale and want to work with a rag-tag team of hardworking, but humble humans, then come check us out! has hours of system design content. InterviewCamp.io

Education 100

Education DevOps Infrastructure Scalability 100

The Morning Paper

SEPTEMBER 14, 2020

Aligning superhuman AI with human behavior: chess as a model system , McIlroy-Young et al., we also have large databases of human games available though, we have a recognised method of assessing player skill levels (rating points). Leela engines at rating strengths of 800 to 3,200 are also tested on this task. KDD’20.

Systems 85

Systems Games Engineering Open Source 85

Percona

OCTOBER 3, 2023

Transparent Huge Pages (THP) is a memory management feature in Linux operating systems that aims to enhance system performance. While THP can be beneficial for many applications, enabling it on a database server could have unintended consequences. As such, it is generally recommended to disable THP for most database workloads.

Database 87

Database Servers Open Source C++ 87

The Netflix TechBlog

AUGUST 30, 2021

By Benson Ma , Alok Ahuja Introduction At Netflix, hundreds of different device types, from streaming sticks to smart TVs, are tested every day through automation to ensure that new software releases continue to deliver the quality of the Netflix experience that our customers enjoy. In this blog post, we will focus on the latter feature set.

Latency 213

Latency Traffic Transportation Hardware 213

Percona

AUGUST 17, 2023

PostgreSQL is open source relational database management software. Most recently, in StackOverflow’s 2022 Stack Developer Survey , PostgreSQL took a slight lead over MySQL (46.48% to 45.68%) as the most popular database platform among professional developers. What is PostgreSQL used for? Is PostgreSQL enterprise-ready?

Open Source 78

Open Source Healthcare Social Media Database 78

High Scalability

FEBRUARY 1, 2022

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! Who's Hiring?

Education 100

Education DevOps Infrastructure Scalability 100

Percona

AUGUST 31, 2018

It has default settings for all of the database parameters. It is primarily the responsibility of the database administrator or developer to tune PostgreSQL according to their system’s workload. It is important to pay attention to performance when writing database queries. PostgreSQL’s Tuneable Parameters.

Tuning 55

Tuning Database Performance Benchmarking 55

High Scalability

DECEMBER 9, 2021

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! Who's Hiring?

Education 100

Education DevOps Infrastructure Scalability 100

Percona

APRIL 20, 2023

It should be noted that while the technical aspects of the upgrade process are beyond the scope of this blog post, it is crucial to create a testing environment to verify the upgrade before proceeding to upgrade your production servers, particularly with MySQL 8.

Open Source 89

Open Source Best Practices Servers Database 89

Scalegrid

FEBRUARY 8, 2024

A distributed storage system is foundational in today’s data-driven landscape, ensuring data spread over multiple servers is reliable, accessible, and manageable. This guide delves into how these systems work, the challenges they solve, and their essential role in businesses and technology.

Storage 130

Storage Systems Big Data Azure 130

High Scalability

OCTOBER 27, 2021

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! Who's Hiring?

Education 100

Education DevOps Infrastructure Benchmarking 100

High Scalability

AUGUST 24, 2021

If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! has hours of system design content. They also do live system design discussions every week.

Education 100

Education DevOps Infrastructure Benchmarking 100

High Scalability

SEPTEMBER 29, 2021

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! Who's Hiring?

Education 100

Education DevOps Infrastructure Benchmarking 100

High Scalability

SEPTEMBER 15, 2021

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! Who's Hiring?

Education 100

Education DevOps Infrastructure Benchmarking 100

Testsigma

NOVEMBER 11, 2020

Having an effective test automation system is an absolute necessity in today’s agile software development environments. Automation works great, especially in case of smoke and regression tests and helps the QA teams to easily create and execute test cases that are complex in nature. Test Script Issues.

Testing 85

Testing Mobile Network Analytics 85

Testsigma

MAY 7, 2020

IBM Big Data and Analytics Hub website cited a case study, where a US insurance company was estimating 15% of their testing efforts to be just test data collection for the backend system and the frontend system. The test data management for the company had become a big problem and had to be solved.

Testing 60

Testing Storage Database Processing 60

O'Reilly

OCTOBER 17, 2023

Although I agree that designing good prompts for AI is an important skill, Agarwal overstates his case. Designing and writing software systems that generate prompts automatically. Designing automated prompting systems is clearly important. To say nothing of debugging and testing.)

Programming 100

Programming Education Engineering Design 100

HammerDB

APRIL 19, 2023

Among the different components of modern software solutions, the database is one of the most critical. There are many times we get asked why some cloud instance performed poorly for their database application and almost always turned out to be some configuration error. Operating System: Ubuntu 22.04 Database: MySQL 8.0.31

Performance 54

Performance Benchmarking Cache Storage 54

High Scalability

DECEMBER 22, 2020

has hours of system design content. They also do live system design discussions every week. The geolocation database or API detects location, proxy and other >20 parameters. Learn how engineering teams are using products like StackHawk and Snyk to add security bug testing to their CI pipelines.

Education 100

Education AWS Scalability Java 100

High Scalability

DECEMBER 8, 2020

has hours of system design content. They also do live system design discussions every week. The geolocation database or API detects location, proxy and other >20 parameters. Learn how engineering teams are using products like StackHawk and Snyk to add security bug testing to their CI pipelines.

Education 100

Education AWS Scalability Java 100

Percona

JULY 25, 2023

Percona XtraBackup performs crash recovery on the files to make a consistent, usable database again. The redo apply phase wouldn’t make the database consistent with respect to a transaction. ibd in the test directory. For example, mysql datadir/test/t1.ibd. ibd2sdi data/test/t1.ibd ibd2sdi data/test/t1.ibd

Cache 85

Cache Benchmarking Servers Design 85

High Scalability

NOVEMBER 24, 2020

has hours of system design content. They also do live system design discussions every week. The geolocation database or API detects location, proxy and other >20 parameters. Learn how engineering teams are using products like StackHawk and Snyk to add security bug testing to their CI pipelines.

Education 100

Education AWS Scalability Java 100