Scalegrid

JANUARY 25, 2024

Understanding Redis Performance Indicators Redis is designed to handle high traffic and low latency with its in-memory data store and efficient data structures. It can achieve impressive performance, handling up to 50 million operations per second. offers the Software Watchdog specifically designed for this purpose.

Metrics 130

Metrics Monitoring Latency Cache 130

Adrian Cockcroft

JANUARY 17, 2022

There were five trends and topics for 2021, Serverless First, Chaos Engineering, Wardley Mapping, Huge Hardware, Sustainability. The need for systems to be resilient is still increasing, and chaos engineering tools and techniques are developing as a key way to validate that resilience is working as designed. primarily virtual?—?and

Serverless 98

Serverless Hardware AWS Architecture 98

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 92

Database Hardware Open Source Strategy 92

Dynatrace

APRIL 5, 2021

But with the benefits also come concerns about observability, and how to monitor and manage ever-expanding cloud software stacks. You will likely need to write code to integrate systems and handle complex tasks or incoming network requests. Organizations are realizing the cost savings and management benefits of serverless automation.

Lambda 178

Lambda AWS Serverless Hardware 178

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 Dynamic Testing, the code is executed.

Software 69

Software Software Testing Scalability 69

The Morning Paper

DECEMBER 10, 2019

…software operating on persistent data structures requires "global" pointers that remain valid after a process terminates, while hardware requires that a diverse set of devices all have the same mappings they need for bulk transfers to and from memory, and that they be able to do so for a potentially heterogeneous memory system. .

Hardware 52

Hardware Virtualization Operating System Programming 52

The Morning Paper

MAY 21, 2019

Software-defined far memory in warehouse-scale computers Lagar-Cavilla et al., ” This paper describes a “far memory” system that has been in production deployment at Google since 2016. .” ” This paper describes a “far memory” system that has been in production deployment at Google since 2016.

Software 78

Software Software Google Hardware 78

ACM Sigarch

OCTOBER 25, 2019

When it comes to hardware support to mitigate software security issues, there is a significant gap between what is available in products today and known solutions. Attestation—Providing systems the means to attest or verify the integrity of their components. hardware support for malware detection/prevention).

Hardware 98

Hardware Virtualization Architecture Games 98

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. HammerDB has graphical and command line interfaces for the Windows and Linux operating systems. Why HammerDB was developed.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

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

The Morning Paper

DECEMBER 8, 2019

Byte-addressable non-volatile memory,) NVM will fundamentally change the way hardware interacts, the way operating systems are designed, and the way applications operate on data. This feels like it’s going to be very good for a bunch of atomic update operations. What about security?

Hardware 56

Hardware Programming Media Storage 56

Randon ASCII

OCTOBER 4, 2020

First, a bit of operating-system design context. Ideally the CPU goes to sleep when Sleep(1) is called, in order to save power, so how does the operating system (OS) wake your thread if the CPU is sleeping? The answer is hardware interrupts. Timer interrupts and their raison d’être.

Programming 145

Programming Games Hardware Operating System 145

The Morning Paper

MARCH 1, 2020

The ideal isolation solution would have the following properties: Strong isolation (multiple functions on the same hardware, protected against privilege escalation, information disclosure, covert channels, and other risks). The design of Firecracker. Wherever possible Firecracker makes use of components already built into Linux (e.g.

Serverless 101

Serverless Virtualization Lambda AWS 101

Percona

JUNE 20, 2023

In order to overcome these issues, the concept of paging and segmentation was introduced, where physical address space and virtual address space were designed. Paging This was designed to allow non-contiguous space allocation to processes. It is the responsibility of software developers to build debug symbols. 0ubuntu1~20.04.1)

Programming 87

Programming C++ Database Virtualization 87

ACM Sigarch

AUGUST 20, 2018

In this post, I argue that software and data interoperability, a hallmark of the modern computer ecosystem, is at the core of several widespread security problems. An alternate approach is to tie data and potentially software to specific physical instances of a digital system. Individualizing digital systems.

Hardware 47

Hardware Operating System Architecture Software 47

Testsigma

JULY 3, 2021

But for the uninitiated, on-premise testing is a form of testing where testers perform tests on local machines, systems, or devices set up at an office. From the maintenance and monitoring of the machines and software to upgrading and installations — you’ll need all hands on deck. As the name suggests, it happens on-premise.

Cloud 57

Cloud Testing Storage DevOps 57

HammerDB

APRIL 19, 2023

Among the different components of modern software solutions, the database is one of the most critical. sysbench is a widely used open-source benchmarking tool that is designed to evaluate the performance of CPU, memory, disk I/O, and database systems. Operating System: Ubuntu 22.04 Database: MySQL 8.0.31

Performance 54

Performance Benchmarking Cache Storage 54

The Morning Paper

MAY 23, 2019

One of the important attributes of their design was easy and rapid deployment across an existing fleet. … to realize these insights, hardware needs to access data at object granularity and must have control over pointers between objects. Hotpads is a hardware-managed hierarchy of scratchpad-like memories called pads.

Cache 61

Cache Benchmarking Hardware Java 61

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

Dotcom-Montior

JUNE 15, 2020

The censorship and monitoring of internet have evolved from anti-virus-like and firewall software to hardware security patches for all devices that uses internet. Operating System Updates and Security Patches. These updates will disable access of Google apps downloader, for example. IP Blocking.

Monitoring 52

Monitoring Performance Artificial Intelligence Internet 52

Alex Russell

SEPTEMBER 20, 2020

Pre-publication gates were valuable when better answers weren't available, but commentators should update their priors to account for hardware and software progress of the past 13 years. Fast forward a decade, and both the software and hardware situations have changed dramatically. Apple added frictionless, safe payment.

Hardware 64

Hardware Mobile Programming Java 64

Testsigma

DECEMBER 28, 2019

Retesting is to ensure the defects raised during the software cycle are fixed and work as per the desired specifications. Whenever a defect in the software is fixed, retesting needs to be carried out. The automation package should be designed in such a way that scripts are simple and easy to maintain. What is Retesting?

Testing 53

Testing Hardware Testing Tools Strategy 53

SQL Server According to Bob

JANUARY 11, 2020

Most manufacturers' implementations immediately flush pending writes to physical disk during the restart operations. Example 1: ​​ Hardware failure (CPU board) Battery backup on the caching controller maintained the data. Important Always consult with your hardware manufacturer for proper stable media strategies.

Servers 40

Servers Cache Media Hardware 40

HammerDB

JANUARY 5, 2019

That is why we run a workload designed exactly for this purpose as it gives us a “benchmark” 2. Benchmarks are nothing like your real applications, and that’s actually good thing because unlike your application a good benchmark application like HammerDB has been designed to scale. Scalability.

Benchmarking 40

Benchmarking Database Social Media Scalability 40

Percona

JULY 1, 2023

Understanding DBaaS DBaaS cloud services allow users to use databases without configuring physical hardware and infrastructure or installing software. These may be performance, high availability, operational cost, management, capacity planning, scalability, security, monitoring, etc.

AWS 52

AWS Database Serverless Storage 52

Testsigma

FEBRUARY 12, 2021

The way we now look at software engineering has revolutionized test automation, with QA teams adapting automation to expand test scope, increase efficiency and do more testing in less time. Test Automation is a software testing method that uses automatic methods to carry out a test case collection.

Testing 54

Testing Testing Tools Software Engineering Efficiency 54

Adrian Cockcroft

NOVEMBER 11, 2019

Hence, one way to reduce risk is to make systems more observable. Another problem is that a design control, intended to mitigate a failure mode, may not work as intended. Staff should be familiar with recovery processes and the behavior of the system when it’s working hard to mitigate failures.

Latency 52

Latency Engineering Systems Hardware 52

Adrian Cockcroft

NOVEMBER 11, 2019

Hence, one way to reduce risk is to make systems more observable. Another problem is that a design control, intended to mitigate a failure mode, may not work as intended. Staff should be familiar with recovery processes and the behavior of the system when it’s working hard to mitigate failures.

Latency 53

Latency Engineering Systems Hardware 53

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. It supports multi-operating system support like Windows, Linux etc.

Testing Tools 60

Testing Tools Testing Open Source Java 60

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. Only one key will differ, for the system to know what tool you want to act on. Matthieu Cneude.

Development 98

Development Energy Programming Efficiency 98

SQL Server According to Bob

JANUARY 11, 2020

​​ With new ​​ innovations ​​ come ​​ new terms, designs, ​​ and ​​ algorithms. This is different from ​​ the reference count design ​​ that was ​​ used in SQL Server 7.0 and ​​ 2000.

Servers 40

Servers Cache Database Media 40

All Things Distributed

MARCH 11, 2016

Build evolvable systems. Almost from day one, we knew that the software we were building would not be the software that would be running a year later. We needed to build such an architecture that we could introduce new software components without taking the service down. Primitives not frameworks. Automation is key.

AWS 144

AWS Hardware Retail Virtualization 144

Smashing Magazine

JANUARY 7, 2019

Performance isn’t just a technical concern: it matters, and when baking it into the workflow, design decisions have to be informed by their performance implications. Without a strong alignment between dev/design and business/marketing teams, performance isn’t going to sustain long-term. Setting Realistic Goals.

Performance 103

Performance Cache Metrics Network 103

High Scalability

NOVEMBER 25, 2019

To help our customers manage ongoing data explosion, we have designed many of the core components over the last few years. I mean that as your scale grows then design patterns and strategies that used to work 2 years ago and allowed you to go from defensive to offensive positioning may buckle under pressure or becomes cost-prohibitive.

Architecture 52

Architecture Cache Azure Storage 52