Scalegrid

MAY 13, 2020

It can scale towards a multi-petabyte level data workload without a single issue, and it allows access to a cluster of powerful servers that will work together within a single SQL interface where you can view all of the data. What Exactly is Greenplum? At a glance – TLDR. The Greenplum Architecture. Greenplum Architectural Design.

Big Data 321

Big Data Database Artificial Intelligence Open Source 321

Scalegrid

DECEMBER 6, 2023

In the digital age, data management has transformed from locally hosted servers to cloud solutions. These databases require significant time commitment along with necessary technical skills plus hardware & software costs, all of which are without dedicated team assistance. These advantages come at an expense.

Database 130

Database Cloud Hardware Storage 130

Testlodge

APRIL 14, 2021

These systems are a combination of different hardware and software which have been configured to perform the desired task. Configuration testing is performed to discover the optimum combinations of software and hardware specifications that allow the system to work without flaws. Types of Configuration Testing.

Testing 89

Testing Hardware Virtualization Operating System 89

SQL Performance

JUNE 21, 2019

I've been teaching and writing about common SQL Server mistakes for many years. This article will expand on my previous article and point out how these apply to SQL Server , Azure SQL Database , and Azure SQL Managed Instance. SQL Server Agent alerts. This situation applies to on-premises SQL Server and IaaS.

Servers 49

Servers Azure Hardware Database 49

SQL Server According to Bob

DECEMBER 18, 2018

SQL Server relies on Forced-Unit-Access (Fua) I/O subsystem capabilities to provide data durability, detailed in the following documents: SQL Server 2000 I/O Basic and SQL Server I/O Basics, Chapter 2. Be sure to deploy SQL Server 2017 CU6 or newer for best data durability and performance results. “. The Back Story.

Servers 90

Servers Media Cache Storage 90

SQL Server According to Bob

JANUARY 11, 2020

Microsoft SQL Server I/O Basics Author: ​​ Bob Dorr, Microsoft SQL Server Escalation Published: ​​ December, 2004 SUMMARY: ​​ Learn the I/O requirements for Microsoft SQL Server database file operations. This will help you increase system performance and avoid I/O environment errors.

Servers 40

Servers Cache Media Hardware 40

Percona

SEPTEMBER 1, 2023

This results in expedited query execution, reduced resource utilization, and more efficient exploitation of the available hardware resources. Reduced Resource Usage Optimizing resource-intensive queries and configurations can lead to a reduced burden on your server. Indexing is another powerful technique for query optimization.

Tuning 52

Tuning Database Performance Hardware 52

Brendan Gregg

FEBRUARY 28, 2023

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. Or even on a plane.

Performance 110

Performance Latency Cache Virtualization 110

ACM Sigarch

MAY 31, 2023

This article lays out the ideas and discussions shared at the workshop. Memory disaggregation separates memory pools from traditional server boxes, enabling more flexible resource allocation and potentially reducing costs. About CXL hardware availability with academia. The recently announced CXL3.0 Using emulation (e.g.

Latency 52

Latency Hardware Cache Architecture 52

SQL Server According to Bob

JANUARY 11, 2020

Microsoft, ​​ Windows, ​​ Windows NT, ​​ and Windows Server ​​ are registered trademarks of Microsoft Corporation in the United States and/or other countries. The names of actual companies and products mentioned herein may be the trademarks of their respective owners.

Servers 40

Servers Cache Database Media 40

The Netflix TechBlog

DECEMBER 14, 2020

In this article we talk about one particularly difficult issue that blocked the launch of a device in Europe. The case of the extra 40 ms By: John Blair , Netflix Partner Engineering The Netflix application runs on hundreds of smart TVs, streaming sticks and pay TV set top boxes.

Engineering 352

Engineering Code Hardware Open Source 352

Testsigma

APRIL 4, 2022

In this article, I will discuss some common test automation myths and biases that people have towards test automation. operator has been used throughout this article to denote inequality. For all our visual readers, I have summarized this entire article in the form of this mind map. Linking screenshots/logs to the reports.

Testing 95

Testing Open Source IoT Programming 95

ACM Sigarch

OCTOBER 12, 2020

have pointed out in their recent Science article (“There’s plenty of room at the Top”) — and cited by Hennessy in his Turing lecture — a naive implementation of matrix-matrix multiply in Python runs between 100x and 60,000x slower than their counterparts written in a “metal” language (highly optimized C).

C++ 108

C++ Benchmarking Hardware Architecture 108

SQL Performance

APRIL 27, 2020

Many of the newer features we have in SQL Server were initially launched in Azure SQL Database, including (but not limited to) Always Encrypted, Dynamic Data Masking, Row Level Security, and Query Store. Gen 5 is the primary hardware option now for most regions since Gen 4 is aging out. DTU Pricing Tier. GB per vCore.

Azure 55

Azure Database Serverless Hardware 55

Brendan Gregg

MARCH 16, 2024

It was also a virtual machine that lacked low-level hardware profiling capabilities, so I wasn't able to do cycle analysis to confirm that the 10% was entirely frame pointer-based. Back-end servers. and we may have been flying close to the edge of hardware cache warmth, where adding a bit more instructions caused a big drop.

Java 145

Java Cache Google Hardware 145

Scalegrid

JANUARY 8, 2024

Discover key insights and strategic advice in our article, designed to steer you toward the best cloud solution that fits your company’s priorities. This article will focus on the technology behind ScaleGrid’s Database-as-a-Service (DBaaS) solutions and how they align with multi-cloud and hybrid cloud structures.

Strategy 147

Strategy Cloud Scalability Artificial Intelligence 147

Scalegrid

JULY 13, 2020

In this article, we compare Oracle vs. PostgreSQL, outlining the differences in these SQL database costs, features, and ease of use for both developers and database administrators (DBA’s) alike. . Oracle support for hardware and software packages is typically available at 22% of their licensing fees. What’s causing this massive shift?

Open Source 244

Open Source Tuning C++ Database 244

SQL Performance

JANUARY 23, 2020

Tom Davidson, Opening Microsoft's Performance-Tuning Toolbox SQL Server Pro Magazine, December 2003. Waits and Queues has been used as a SQL Server performance tuning methodology since Tom Davidson published the above article as well as the well-known SQL Server 2005 Waits and Queues whitepaper in 2006.

Tuning 115

Tuning Servers Monitoring Hardware 115

Smashing Magazine

OCTOBER 11, 2022

In this article, we’ll explore some of the ways that we as individuals can use our skills to have a positive environmental impact within a digital organization. For example, changing our database architecture to be more efficient could save on server costs. Hardware And E-Waste. Image credit: BBC.com ) ( Large preview ).

Strategy 124

Strategy Development Energy Website 124

Testsigma

SEPTEMBER 9, 2021

Resources can be any element i.e., hardware, software, or infrastructure which are necessary to carry out tests. This is due to the fact that the cloud enables the provisioning of test servers on demand. This also ensures unused servers are not sitting idle. Scalable – reduce or expand according to your needs.

Cloud 59

Cloud Testing Mobile Scalability 59

SQL Performance

MARCH 17, 2020

Back in 2014, I wrote an article called Performance Tuning the Whole Query Plan. This follow-up post revisits the question for SQL Server 2019, using a larger number of rows. It has 32GB RAM, with 24GB available to the SQL Server 2019 instance. Test Environment. The cost threshold for parallelism is set to 50.

Servers 86

Servers Tuning Database Efficiency 86

Percona

MAY 1, 2023

Key areas include: Configuration parameter tuning : This tuning involves altering variables such as memory allocation, disk I/O settings, and concurrent connections based on specific hardware and requirements. This not only results in cost savings by minimizing hardware requirements but also has the potential to decrease cloud expenses.

Tuning 52

Tuning Efficiency Database Performance 52

Smashing Magazine

SEPTEMBER 3, 2021

It can be hard to visualize the huge network of hardware that allows you to send a request for a page to a server and then receive a response back. So, when people first started talking about the Internet having similar carbon emissions to the airline industry , I was a bit skeptical.

Website 135

Website Energy Internet Internet 135

Brendan Gregg

FEBRUARY 28, 2023

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. Or even on a plane.

Performance 52

Performance Latency Cache Virtualization 52

Smashing Magazine

AUGUST 22, 2021

HTTP/3 performance features ( current article ). Latency can be roughly defined as the time it takes to send a packet from point A (say, the client) to point B (the server). These handshakes exchange initial parameters that both client and server need to know in order to, for example, encrypt the data. and prior (a)).

Performance 106

Performance Network Latency Servers 106

CSS - Tricks

AUGUST 18, 2020

Even if you render components on the server and hydrate them on the client, it still churns because component hydration is computationally expensive. When even a bit of React can be a problem on devices slow and fast alike, using it is an intentional choice that effectively excludes people with low-end hardware. I think JSX is great.

Performance 101

Performance Mobile Servers Code 101

Smashing Magazine

JANUARY 11, 2021

In the end, it’s not the load events or server response times that define the experience, but the perception of how snappy the interface feels. It used to provide an insight into how quickly the server outputs any data. This knowledge will give you the best optimization target for ongoing efforts. What does it mean?

Performance 145

Performance Cache Media Metrics 145

Testsigma

FEBRUARY 3, 2021

Mobiles have different models, screen resolutions, operating systems, network types, hardware configurations, etc. Also, how to test the hardware of the mobile phone itself, is it supporting all the software as it should? Let us have a look at the most popular types of mobile testing for applications and hardware.

Mobile 82

Mobile Testing Hardware C++ 82

O'Reilly

NOVEMBER 28, 2023

If we asked whether their companies were using databases or web servers, no doubt 100% of the respondents would have said “yes.” A year after the first web servers became available, how many companies had websites or were experimenting with building them? Until AI reaches 100%, it’s still in the process of adoption. from education.

Open Source 106

Open Source Artificial Intelligence Google Infrastructure 106

Smashing Magazine

SEPTEMBER 21, 2021

Note : The tools I advocate in this article work on Linux-based systems. Finally, if you have some tasks to do on remote servers, you’ll often end up using the shell. You can use all the other tools described in this article with other Linux distributions, too. You can also use them with macOS except for i3.

Development 99

Development Energy Programming Efficiency 99

Smashing Magazine

JANUARY 6, 2020

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? It used to provide an insight into how quickly the server outputs any data. What does it mean?

Performance 145

Performance Cache Network Metrics 145

SQL Performance

MARCH 8, 2021

SQL Server 2014 SP2 and later produce runtime (“actual”) execution plans that can include elapsed time and CPU usage for each execution plan operator (see KB3170113 and this blog post by Pedro Lopes). SQL Server makes some timing adjustments in parallel plans to promote consistency, but they are not perfectly implemented. TheYear , CA.

Servers 95

Servers Tuning Architecture Processing 95

SQL Performance

JANUARY 22, 2020

Table-valued parameters have been around since SQL Server 2008 and provide a useful mechanism for sending multiple rows of data to SQL Server, brought together as a single parameterized call. } ; We now have correct lengths for the column definitions, and we won't be passing them as LOBs over TDS to SQL Server.

Servers 55

Servers Azure Hardware Network 55

Brendan Gregg

SEPTEMBER 25, 2021

This server is spending about a third of its CPU cycles just checking the time! As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI. 30.14% in the middle of the flame graph. Searching shows it was elsewhere as well for a total of 32.1%.

Speed 126

Speed Java AWS Virtualization 126

ACM Sigarch

OCTOBER 25, 2018

The per-core power budget is similarly constrained for servers. Server processors have a power budget around 170W, but they also have more cores per die in order to compete on throughput. The articles Can a transient effect rescue silicon power scaling? A good rule of thumb is 60% of the 170W, or ~100W, is budgeted for cores.

Architecture 67

Architecture Technology Technology Innovation 67

Smashing Magazine

JUNE 18, 2020

In this article, we’re going to see some of those differences and how to overcome them. Those aren’t accessible by JS and are sent only to your server. The latter has to be stored in localStorage and not in cookies because we don’t want it to be sent automatically to the server. Does that mean your JWT has to be out in the open?

Storage 93

Storage Mobile Website Java 93

Smashing Magazine

JANUARY 7, 2019

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? Long FMP usually indicates JavaScript blocking the main thread, but could be related to back-end/server issues as well.

Performance 104

Performance Cache Network Metrics 104