Percona

AUGUST 30, 2023

In general terms, here are potential trouble spots: Hardware failure: Manufacturing defects, wear and tear, physical damage, and other factors can cause hardware to fail. heat) can damage hardware components and prompt data loss. Software failure: Software applications can become vulnerable, or they can crash altogether.

Database 90

Database Hardware Open Source Strategy 90

Testsigma

FEBRUARY 6, 2020

According to IEEE Std 829-1998, Software Testing is defined as “the process of analyzing a software item to detect the differences between existing and required conditions (i.e. defects) and evaluating the features of the software items.” Testing Techniques. ” In Static Testing, code is not executed.

Software 69

Software Software Testing Scalability 69

Testsigma

APRIL 4, 2022

A common theme among most software testing organizations is their escalating interest in Test Automation. Mocking Component Behavior Useful in IoT & Embedded Software Testing Can also reduce (or eliminate) actual hardware/component need Test Reporting Generating summary report/email. Linking screenshots/logs to the reports.

Testing 95

Testing Open Source IoT Programming 95

Percona

AUGUST 18, 2023

The original motivation for FB was due to different hardware generations, especially between regions/data centers. Cases where (in very large sharded deployments) a user will install multiple mysqlds per server to reduce contention, i.e., they get more performance per 2-socket server with four or eight mysqlds than one.

Programming 86

Programming Servers Database Hardware 86

ACM Sigarch

JULY 17, 2023

We then discuss defects observed, the role of test and design to address this problem, and identify research opportunities. An example of a specification is the correct operation of the hardware of a microprocessor. While testing is important, exhaustive testing is challenging given the sheer size of modern processor designs.

Energy 52

Energy Hardware Best Practices Architecture 52

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.

Latency 213

Latency Traffic Transportation Hardware 213

Percona

JULY 7, 2023

Unfortunately, using certain open source database software as part of an HA architecture can present significant challenges. Despite all its upside, PostgreSQL software presents such challenges. Where a high availability design once worked well, it can no longer keep up with more complex requirements.

Availability 85

Availability Open Source Architecture Database 85

Brendan Gregg

MARCH 16, 2024

To explain this example in more detail: The profiler periodically interrupts software execution, and for those disconnected stacks it happens to be the execution of the kernel software ("vfs*", "ext*", etc.). The overhead to walk DWARF is also too high, as it was designed for non-realtime use. What are frame pointers?

Java 145

Java Cache Google Hardware 145

Percona

FEBRUARY 24, 2023

Figure 1: PMM Home Dashboard From the Amazon Web Services (AWS) documentation , an instance is considered over-provisioned when at least one specification of your instance, such as CPU, memory, or network, can be sized down while still meeting the performance requirements of your workload and no specification is under-provisioned.

Cloud 121

Cloud Serverless AWS Storage 121

Tech News Gather

JUNE 30, 2023

It combines hardware, software, data, and people to facilitate effective decision-making by providing a deeper understanding of the relationships between different locations and their attributes. ESRI’s flagship product, ArcGIS, is one of the most widely used GIS software in the world and has become an industry standard.

Technology 52

Technology Technology Development Retail 52

HammerDB

JUNE 27, 2022

HammerDB is a software application for database benchmarking. It enables the user to measure database performance and make comparative judgements about database hardware and software. Databases are highly sophisticated software, and to design and run a fair benchmark workload is a complex undertaking.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

Randon ASCII

OCTOBER 4, 2020

The behavior of the Windows scheduler changed significantly in Windows 10 2004, in a way that will break a few applications, and there appears to have been no announcement, and the documentation has not been updated. I think the new behavior is an improvement, but it’s weird, and it deserves to be documented.

Programming 145

Programming Games Hardware Operating System 145

Testsigma

MAY 3, 2021

We love it so much that we devise new ways all the time to incorporate automation in each and every field of software development. Web developers are moving their focus from desktop-first to mobile-first web design which further solidifies our understanding of how important this pocket device has become. We, engineers, love automation!

Mobile 77

Mobile Testing Operating System Hardware 77

Sutter's Mill

JUNE 29, 2012

atomic<> Weapons: The C++11 Memory Model and Modern Hardware. Achingly, heartbreakingly clear, because some hardware incents you to pull out the big guns to achieve top performance, and C++ programmers just are so addicted to full performance that they’ll reach for the big red levers with the flashing warning lights.

Hardware 40

Hardware C++ Code Design 40

The Morning Paper

MARCH 3, 2020

It takes you through the thinking processes and engineering practices behind the design of a key part of the control plane for AWS Elastic Block Storage (EBS): the Physalia database that stores configuration information. Physalia is designed to offer consistency and high-availability, even under network partitions. NSDI’20.

Database 106

Database AWS Network Design 106

Tech News Gather

AUGUST 25, 2022

Hardware Costs. The cost of developing an app is determined by the flutter development services and is also estimated based on the number of hardware devices linked to the application. The greater the number of hardware connections, the greater the expense of development. enterprises to have excellent apps at a reasonable cost.

Development 52

Development Hardware Mobile Open Source 52

Smashing Magazine

JUNE 18, 2020

That’s because they are meant for user preferences, as mentioned here in the case of iOS and here in the Android documentation when talking about the Security library which is designed to provide wrappers to the SharedPreferences specifically to encrypt the data before storing it. Secure Storage On Mobile. Large preview ).

Storage 93

Storage Mobile Website Java 93

HammerDB

APRIL 19, 2023

Among the different components of modern software solutions, the database is one of the most critical. There are several ways to find out this information with the easiest way being by referring to the documentation. Instead, readers should refer to the HammerDB documentation. and 8.0.32 HammerDB 4.5 to 8.0.32.

Performance 54

Performance Benchmarking Cache Storage 54

The Netflix TechBlog

FEBRUARY 13, 2020

There is a potential benefit in reusing the hardware in place for video compression/decompression. Image decoding in hardware may not be a primary motivator, given the peculiarities of OS dependent UI composition, and architectural implications of moving uncompressed image pixels around.

Code 212

Code Metrics Efficiency Open Source 212

Percona

JULY 26, 2023

MongoDB is a non-relational document database that provides support for JSON-like storage. It is recommended to upgrade your stack as soon as possible to take advantage of improvements and any security-related software updates. That is because the number of keys examined is 0 while the number of documents examined is 207254.

Database 81

Database Servers Storage Strategy 81

Alex Russell

APRIL 29, 2021

Apple's policy against browser engine choice adds years of delays beyond the (expected) delay of design iteration, specification authoring, and browser feature development. is access to hardware devices. This allows customisation and use of specialised features without custom, proprietary software for niche hardware.

Media 145

Media Games Education Engineering 145

HammerDB

OCTOBER 23, 2023

HammerDB has always used stored procedures as a design decision because the original benchmark was implemented as close as possible to the example workload in the TPC-C specification that uses stored procedures. When we observe the global CPU usage one clear difference is the increase in softirqs or software interrupts.(If

Benchmarking 62

Benchmarking Database Network C++ 62

SQL Server According to Bob

JANUARY 11, 2020

Copyright The information contained in this document represents the current view of Microsoft Corporation on the issues discussed as of the date of publication. Microsoft may have patents, patent applications, trademarks, copyrights, or other intellectual property rights covering subject matter in this document.

Servers 40

Servers Cache Media Hardware 40

SQL Performance

JANUARY 23, 2020

The approach was influential in the design of the SQL Sentry performance dashboard, which presents waits flanked by queues (key resource metrics) to deliver a comprehensive view of server performance. Query Store wait categories are documented here. Fortunately, doing so via better query design, indexing, etc.

Tuning 115

Tuning Servers Monitoring Hardware 115

The Morning Paper

SEPTEMBER 26, 2019

no longer hold: Security was never considered by design as historically the ability to transmit and receive wireless signals required considerable resources and knowledge. However, the widespread availability of powerful and low-cost software-defined radio platforms has altered the threat landscape.

Wireless 91

Wireless Systems Airlines Hardware 91

Abhishek Tiwari

DECEMBER 13, 2017

This has far-reaching implications how future data systems and algorithms will be designed. More importantly, if this works out well, this could lead to a radical improvement in performance by leveraging hardware trends such as GPUs and TPUs. Data structures are very foundational for the computer science and software engineering.

Artificial Intelligence 40

Artificial Intelligence Hardware Google Benchmarking 40

Percona

JANUARY 19, 2023

You can refer to the documentation for further details. Make sure you design the data types correctly while planning for the future growth of the table. The most common cause is that poorly written queries or poor schema design are well-performant with minimum data, however, as data grows all those problems are uncovered.

Open Source 90

Open Source Storage Database Big Data 90

Testsigma

JUNE 19, 2020

As Agile methodology was introduced, the need for fast and continuous delivery of software applications increased. It is a browser-based test automation tool which is designed to support cross-browser (i.e. Selenium is an open-source and free software 2. Selenium consume less hardware support for test cases execution 7.

Testing Tools 60

Testing Tools Testing Open Source Java 60

All Things Distributed

JUNE 28, 2017

At Amazon, we also require our systems and customer solutions to be anti-fragile, and we do that by designing our systems to stand the test of time. It also uses the "minimum-viable-product" approach and relies on microservices for its software. The body and hardware still reflect HARTING's standard of perfection.

Innovation 113

Innovation Website Servers Technology 113

Dotcom-Montior

DECEMBER 8, 2021

ITSM defines how teams design, create, and deliver their services. Software services still require physical devices and hardware for them to function. Like Slack, Microsoft is a real-time communication application that offers features like online messaging, video chat, and document sharing. Asset Management.

Social Media 90

Social Media Monitoring Latency DevOps 90

HammerDB

FEBRUARY 25, 2021

This post explains why HammerDB made the language decisions it made to make it the best performing and most usable database benchmarking software. As we have seen databases are designed to handle multiple database sessions at the same time. Basic Benchmarking Concepts. To benchmark a database we introduce the concept of a Virtual User.

Programming 67

Programming Benchmarking Virtualization C++ 67

HammerDB

DECEMBER 5, 2020

First of all it has always been clear in the HammerDB documentation that the TPROC-C/TPC-C and TPROC-H/TPC-H workloads have not been ‘real’ audited and published TPC results instead providing a tool to run workloads based on these specifications.

C++ 40

C++ Benchmarking Virtualization Open Source 40

Abhishek Tiwari

JULY 12, 2018

Data Pipeline A data pipeline is a software that ingests data from multiple sources, transforms it and finally makes it available to internal or external products. A data pipeline is a software which runs on hardware. The software is error-prone and hardware failures are inevitable.

Latency 63

Latency Analytics Scalability Engineering 63

John McCalpin

JANUARY 22, 2018

Hardware performance counter results for a simple benchmark code calling Intel’s optimized DGEMM implementation for this processor (from the Intel MKL library) show that about 20% of the dynamic instruction count consists of instructions that are not packed SIMD operations (i.e., addl $1, %eax vfmadd213pd %zmm16, %zmm17, %zmm29.

Latency 40

Latency Hardware Code Testing 40

Smashing Magazine

SEPTEMBER 21, 2021

Once upon a time, in the magical land of Software development, there was a young developer, your humble servant, discovering Linux for the first time. Designing and implementing these graphical interfaces takes a lot more work. How To Build Your Own Mouseless Development Environment. Matthieu Cneude. 2021-09-21T11:30:00+00:00.

Development 98

Development Energy Programming Efficiency 98

Alex Russell

JUNE 20, 2020

Suz Hinton's talks on WebUSB show the through-line: as the web gets more capable, whole classes of software suddenly benefit from frictionless deployment, increased safety, better privacy, and more meaningful user controls. In each quantum of time, hardware and OS vendors press ahead, adding features. 86 06:16 PM · Jun 21, 2020.

Hardware 55

Hardware Games Java Media 55

O'Reilly

NOVEMBER 28, 2023

And there are tools for archiving and indexing prompts for reuse, vector databases for retrieving documents that an AI can use to answer a question, and much more. Such policies would be designed to mitigate legal problems and require regulatory compliance. We’re already moving into the second (if not the third) generation of tooling.

Open Source 108

Open Source Artificial Intelligence Google Infrastructure 108