Percona

MARCH 23, 2023

Hardware Memory The amount of RAM to be provisioned for database servers can vary greatly depending on the size of the database and the specific requirements of the company. Operating system Linux is the most common operating system for high-performance MySQL servers.

Performance 127

Performance Hardware Tuning Storage 127

Brendan Gregg

MAY 1, 2022

My dream is to turn computer performance analysis into a science, one where we can completely understand the performance of everything: of applications, libraries, kernels, hypervisors, firmware, and hardware. I'll also have the opportunity to hire and mentor staff and build a team of the world's best performance and debugging engineers.

Wireless 145

Wireless Hardware Open Source AWS 145

Dynatrace

JUNE 25, 2020

Our Premium High Availability comes with the following features: Active-active deployment model for optimum hardware utilization. – A Dynatrace customer, Head of Performance Engineering. Save on costs for hardware and network bandwidth to optimize total cost of ownership. Automatic recovery for outages for up to 72 hours.

Availability 244

Availability Hardware Latency Traffic 244

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.

Serverless 98

Serverless Hardware AWS Architecture 98

Dynatrace

NOVEMBER 29, 2022

As a torchbearer of modern AIOps, the Dynatrace’ AI engine, Davis®, provides a purpose-built AI platform for today’s web-scale modern cloud. As a result, IT teams can automate and manage processes across on-premises and cloud-based systems, or between multiple cloud services to prevent vendor lock-in. Cloud Automation use cases.

Infrastructure 169

Infrastructure Code Cloud DevOps 169

Dynatrace

APRIL 5, 2021

AWS Lambda enables organizations to access many types of functions from AWS’ cloud-based services, such as: Data processing, to execute code based on triggers, system states, or user actions. You will likely need to write code to integrate systems and handle complex tasks or incoming network requests.

Lambda 178

Lambda AWS Serverless Hardware 178

Dynatrace

SEPTEMBER 29, 2021

Think of containers as the packaging for microservices that separate the content from its environment – the underlying operating system and infrastructure. Running containers : Docker Engine is a container runtime that runs in almost any environment: Mac and Windows PCs, Linux and Windows servers, the cloud, and on edge devices.

Open Source 298

Open Source Traffic DevOps Cloud 298

Scalegrid

DECEMBER 21, 2023

With these essential support systems in place, you can effectively monitor your databases with up-to-date data about their health and functioning status at all times. This ensures each Redis® instance optimally uses the in-memory data store and aligns with the operating system’s efficiency.

Strategy 130

Strategy Monitoring Latency DevOps 130

The Netflix TechBlog

JUNE 4, 2019

We were able to meaningfully improve both the predictability and performance of these containers by taking some of the CPU isolation responsibility away from the operating system and moving towards a data driven solution involving combinatorial optimization and machine learning. can we actually make this work in practice?

Cache 251

Cache Latency Airlines Logistics 251

Alex Russell

MARCH 9, 2024

Learning to tell the difference is helpful for browser project managers and engineers, but also working web developers who struggle to develop theories of change for affecting browser teams. In industrial-scale engineering projects like browsers headcount is destiny , but it isn't the whole story.

Benchmarking 59

Benchmarking Strategy Internet Internet 59

Brendan Gregg

MAY 1, 2022

My dream is to turn computer performance analysis into a science, one where we can completely understand the performance of everything: of applications, libraries, kernels, hypervisors, firmware, and hardware. My work will still involve hands-on engineering, but this time with resources.

Wireless 52

Wireless Hardware Open Source Cloud 52

John McCalpin

APRIL 25, 2023

For most high-end processors these values have remained in the range of 75% to 85% of the peak DRAM bandwidth of the system over the past 15-20 years — an amazing accomplishment given the increase in core count (with its associated cache coherence issues), number of DRAM channels, and ever-increasing pipelining of the DRAMs themselves.

Benchmarking 97

Benchmarking Cache Latency Tuning 97

Testsigma

MAY 3, 2021

We, engineers, love automation! From operating systems to versions to hardware specs, mobile devices stand unique even after being billions in number. As a result, we can relate the test automation to a machine that needs servicing regularly with regular checks and regular updates into the system.

Mobile 77

Mobile Testing Operating System Hardware 77

All Things Distributed

MARCH 11, 2016

Build evolvable systems. But we couldn’t adopt the old style approach of upgrading systems through a maintenance outage, as many businesses around the world are relying on our platform for 24/7 availability. This is a given, whether you are using the highest quality hardware or lowest cost components. Expect the unexpected.

AWS 144

AWS Hardware Retail Virtualization 144

HammerDB

APRIL 19, 2023

Therefore, before we attempt to measure our database performance, we should know the system or cloud instance to be tested in detail. This allows us to know our operating environment and its capability. Operating System: Ubuntu 22.04 Operating System: Ubuntu 22.04 Database: MySQL 8.0.31 4.22 %usr 38.40

Performance 54

Performance Benchmarking Cache Storage 54

HammerDB

JUNE 27, 2022

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. HammerDB is a software application for database benchmarking. Why HammerDB was developed. HammerDB Licensing.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

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. Don't like the consequences?

Hardware 64

Hardware Mobile Programming Java 64

The Agile Manager

SEPTEMBER 30, 2020

Coca-Cola engineered a replacement product that consumers rated superior to both the classic Coke product and Pepsi. In 1987, IBM introduced a new product, the Personal System/2. They engineered a superior product. And, while the hardware proved initially popular with corporate buyers, the competitive backlash was fierce.

Hardware 52

Hardware Social Media Media Strategy 52

Adrian Cockcroft

JUNE 21, 2022

Photo by Adrian I spent six years at Cambridge Consultants, building some interesting systems, managing our Sun workstations and learning a lot, but by then Sun had opened a sales office across the street, and I wanted to find out what they were going to release next, before everyone else.

Tuning 52

Tuning Benchmarking Engineering C++ 52

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

J. Paul Reed

FEBRUARY 27, 2019

I’ve noticed an interesting pattern when discussing incidents with engineers over the years. Challenging this idea, and suggesting that in complex systems, this linearity is soothingly deceptive?—?but It’s just an operating system or networking bug. but deceptive none the less?—?always is a fleeting notion at best.

Entertainment 40

Entertainment Operating System Engineering Hardware 40

The Morning Paper

MAY 21, 2019

” This paper describes a “far memory” system that has been in production deployment at Google since 2016. Using zswap means that no new hardware solutions are required, enabling rapid deployment across clusters. The system also collects per-job cold-page histograms for a given set of predefined cold age thresholds.

Software 78

Software Software Google Hardware 78

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. More control: While performing on-premise testing, organizations have more control over configurations, setup, hardware, and software. As the name suggests, it happens on-premise.

Cloud 57

Cloud Testing Storage DevOps 57

Testsigma

SEPTEMBER 9, 2021

Resources can be any element i.e., hardware, software, or infrastructure which are necessary to carry out tests. With Testsigma, test engineers, QA teams, and business users can create, run and maintain automated tests easily so you can build high-quality applications faster. Access your tests from anywhere anytime.

Cloud 59

Cloud Testing Mobile Scalability 59

ACM Sigarch

AUGUST 20, 2018

An alternate approach is to tie data and potentially software to specific physical instances of a digital system. While such an approach would eliminate the ease with which we can share software and data, it could eliminate incidents where data is lost to attackers or where systems are attacked by malware. Interoperability.

Hardware 47

Hardware Operating System Architecture Software 47

Percona

APRIL 17, 2023

In this blog post, we will discuss the best practices on the MongoDB ecosystem applied at the Operating System (OS) and MongoDB levels. Operating System (OS) settings Swappiness Swappiness is a Linux kernel setting that influences the behavior of the Virtual Memory manager when it needs to allocate a swap, ranging from 0-100.

Best Practices 52

Best Practices Design Tuning Database 52

O'Reilly Software

APRIL 4, 2018

Are there inherent time relationships in the messages that need to be preserved as they travel across the system? The output expectations will assist in the choice of processing engine while the process tolerance will add restrictions in terms of processing semantics and error handling. At least once? At most once? Exactly once?

Architecture 80

Architecture Scalability Google Operating System 80

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. This setup enables the government to control the flow of information. Keyword Filtering and Blocking.

Monitoring 52

Monitoring Performance Artificial Intelligence Internet 52

Smashing Magazine

NOVEMBER 16, 2021

Conventional computers now sport touchscreens and otherwise blur the lines between device types – and between mobile and desktop operating systems. Touch Design for Mobile Interfaces presents and shares real information on hardware, people, interactions, and environments. Imprecision and Probability. +. Phones Are Not Flat. +.

Mobile 87

Mobile Design Best Practices Website 87

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

Adrian Cockcroft

NOVEMBER 11, 2019

A resilient system continues to operate successfully in the presence of failures. The system needs to maintain a safety margin that is capable of absorbing failure via defense in depth, and failure modes need to be prioritized to take care of the most likely and highest impact risks. Concentrate on rapid detection and response.

Latency 52

Latency Engineering Systems Hardware 52

SQL Performance

JUNE 21, 2019

I always check backups first when looking at a new system. Prior to SQL Server 2012, the maximum server memory value only applied to the bufferpool, so customers needed to limit the amount of memory the bufferpool could use to save memory for the operating system and other processes. Memory settings. Statistics.

Servers 49

Servers Azure Hardware Database 49

Adrian Cockcroft

NOVEMBER 11, 2019

A resilient system continues to operate successfully in the presence of failures. The system needs to maintain a safety margin that is capable of absorbing failure via defense in depth, and failure modes need to be prioritized to take care of the most likely and highest impact risks. Concentrate on rapid detection and response.

Latency 53

Latency Engineering Systems Hardware 53

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. This whole scenario will require an automation system to avoid all these hassles and use all the team’s valuable time. .

Testing 54

Testing Testing Tools Software Engineering Efficiency 54

SQL Server According to Bob

DECEMBER 18, 2018

Durability: “In database systems , durability is the ACID property which guarantees transactions that have committed will survive permanently. For example, if a flight booking reports that a seat has successfully been booked, then the seat will remain booked even if the system crashes.” – [link]. The Back Story.

Servers 90

Servers Media Cache Storage 90

Brendan Gregg

AUGUST 8, 2017

Linux load averages are "system load averages" that show the running thread (task) demand on the system as an average number of running plus waiting threads. This measures demand, which can be greater than what the system is currently processing. then your system is idle. - cat /proc/loadavg. 42/3411 43603. 42/3411 43603.

Latency 111

Latency Metrics C++ Systems 111

SQL Server According to Bob

JANUARY 11, 2020

​​ Without limiting the rights under copyright, no part of this document may be reproduced, stored in or introduced into a retrieval system, or transmitted in any form or by any means (electronic, mechanical, photocopying, recording, or otherwise), or for any purpose, without the express written permission of Microsoft Corporation.

Servers 40

Servers Cache Database Media 40