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

Dynatrace

APRIL 15, 2022

Organizations hit this cloud operations wall when replacing static virtual machines with dynamic container orchestration and expanding to multicloud environments. The agency executed one of the largest email migrations from on-premises Exchange servers to Microsoft Office 365 — moving almost 480,000 mailboxes to the cloud.

Cloud 177

Cloud Infrastructure Innovation Monitoring 177

DZone

JANUARY 3, 2024

Through the use of virtualization technology, multiple operating systems can now run on a single physical machine, revolutionizing the way we use computer hardware.

Virtualization 313

Virtualization Education Media Hardware 313

Scalegrid

APRIL 16, 2020

This is why our BYOC pricing is less than our Dedicated Hosting pricing, as the costs listed for BYOC are only what you pay for ScaleGrid and don’t include your hardware costs. A vast majority of the features are the same, outside of these advanced features available through the BYOC model: Virtual Private Clouds / Virtual Networks.

Cloud 242

Cloud Azure AWS Database 242

Brendan Gregg

JULY 4, 2021

I summarized these topics and more as a plenary conference talk, including my own predictions (as a senior performance engineer) for the future of computing performance, with a focus on back-end servers. This was a chance to talk about other things I've been working on, such as the present and future of hardware performance.

Performance 140

Performance Latency Hardware Storage 140

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.

Performance 110

Performance Latency Cache Virtualization 110

DZone

DECEMBER 20, 2023

Virtualization has become a crucial element for companies and individuals looking to optimize their computing resources in today’s rapidly changing technological landscape. Mini PCs have become effective virtualization tools in this setting, providing a portable yet effective solution for a variety of applications.

Virtualization 161

Virtualization Efficiency Hardware Games 161

ACM Sigarch

MAY 31, 2023

Memory disaggregation separates memory pools from traditional server boxes, enabling more flexible resource allocation and potentially reducing costs. There are three common mechanisms to access remote memory: modifying applications, modifying virtual memory, and hardware-level cache coherence support. Using emulation (e.g.

Latency 52

Latency Hardware Cache Architecture 52

HammerDB

OCTOBER 23, 2023

The data shows a scripted automated workload running a number of back to back tests each time with an increasing number of virtual users. Using MariaDB and analysing performance at a workload of 80 Virtual Users the first place we can look at is the information schema user_statistics to quantify the difference in the database traffic.

Benchmarking 62

Benchmarking Database Network C++ 62

Alex Podelko

OCTOBER 20, 2016

The answer to this challenge is service virtualization, which allows simulating real services during testing without actual access. Cloud and virtualization triggered appearance dynamic, auto-scaling architectures, which significantly impact getting and analyzing feedback. Traditionally monitoring was on the system level.

Performance Testing 100

Performance Testing Architecture Testing Performance 100

DZone

JULY 19, 2023

To address this need, the integration of cloud computing and virtualization has emerged as a groundbreaking solution as these technologies boast scalability and flexibility, entirely transforming the operational landscape. Alongside the transition to the cloud, Enel embraced virtualization to maximize the utilization of its IT resources.

Virtualization 130

Virtualization Scalability Energy Cloud 130

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.

Performance 52

Performance Latency Cache Virtualization 52

Brendan Gregg

JULY 4, 2021

I summarized these topics and more as a plenary conference talk, including my own predictions (as a senior performance engineer) for the future of computing performance, with a focus on back-end servers. This was a chance to talk about other things I've been working on, such as the present and future of hardware performance.

Performance 52

Performance Latency Hardware Storage 52

SQL Server According to Bob

JULY 13, 2016

20+ years ago when I joined Microsoft I was handed a diskette (maybe it was two), and was told “Here is SQL Server. So I proceeded to install SQL Server 4.20 desktop machine (I won’t tell you the hardware details. There was a GUI as part of setup but within just a few clicks, SQL Server was installed and ready for use.

Servers 40

Servers Media Engineering Virtualization 40

HammerDB

APRIL 19, 2023

Regardless of whether the computing platform to be evaluated is on-prem, containerized, virtualized, or in the cloud, it is crucial to consider several essential factors. For the network, we can use Iperf to assess the network bandwidth between the client and the database server to ensure it will be enough to meet our peak requirement.

Performance 54

Performance Benchmarking Cache Storage 54

KeyCDN

JANUARY 23, 2020

A wide range of users with different operating systems, browsers, hardware configurations and other variables provides a wide sample size that helps developers discover as many issues as possible. This helps developers decide when to increase server disk space and power or whether or not using a virtual cloud server is optimal.

Strategy 72

Strategy Metrics Monitoring Servers 72

Dotcom-Montior

NOVEMBER 11, 2020

Well, to start, serverless, or serverless computing , doesn’t really mean there aren’t servers involved, because there are, rather it refers to the fact that the responsibility of having to manage, scale, provision, maintain, etc., Applications that are running continuously on a dedicated server aren’t as impacted by latency issues.

Serverless 57

Serverless Monitoring Lambda Latency 57

SQL Performance

JULY 3, 2019

A recent consulting engagement was focused on blocking issues inside of SQL Server that were causing delays in processing user requests from the application. Depending on which DMV you look at for SQL Server, a session can have a few different statuses. So, we had to dig in further. Understanding Session Status.

Servers 64

Servers Hardware Code Virtualization 64

HammerDB

DECEMBER 5, 2020

A full understanding of why this is important requires some knowledge of the evolution of database hardware and software. Instead all of the client servers are connecting to the TP monitor. Even with superior I/O performance today the I/O configuration required on-premise or in the cloud remains costly.

C++ 40

C++ Benchmarking Virtualization Open Source 40

HammerDB

NOVEMBER 22, 2021

include/server -I/opt/postgresql-14.1/include/internal The example shows a TPROC-C workload running with 4 Active Virtual Users. To build pgsentinel it is necessary to download it from github and to run make and make install as we did previously for pg_stat_statements. git clone [link] cd pgsentinel/src opt/postgresql-14.1/pgsentinel/src$

Metrics 62

Metrics Benchmarking C++ Database 62

Brendan Gregg

NOVEMBER 29, 2017

Hardware virtualization for cloud computing has come a long way, improving performance using technologies such as VT-x, SR-IOV, VT-d, NVMe, and APICv. The latest AWS hypervisor, Nitro, uses everything to provide a new hardware-assisted hypervisor that is easy to use and has near bare-metal performance. I'd expect between 0.1%

Virtualization 111

Virtualization AWS Hardware Storage 111

SQL Performance

DECEMBER 17, 2019

One initial, easy step to moving your SQL Server on-premises workloads to the cloud is using Azure VMs to run your SQL Server workloads in an infrastructure as a service (IaaS) scenario. You will still have to maintain your operating system, SQL Server and databases just like you would in an on-premises scenario.

Azure 72

Azure Virtualization Servers Storage 72

DZone

NOVEMBER 10, 2023

Hyper-V, Microsoft’s virtualization platform, plays a crucial role in cloud computing infrastructures, providing a scalable and secure virtualization foundation. Hyper-V: Enabling Cloud Virtualization Hyper-V serves as a fundamental component in cloud computing environments, enabling efficient and flexible virtualization of resources.

Cloud 152

Cloud Energy Virtualization Hardware 152

All Things Distributed

JANUARY 23, 2012

The Amazon Virtual Private Cloud extends on-premises compute with all the power of AWS, making it elastic, scalable and highly reliable. Data written to these volumes is maintained on your on-premises storage hardware while being asynchronously backed up to AWS, where it is stored in Amazon S3 in the form of Amazon EBS snapshots.

Storage 115

Storage AWS Virtualization Cloud 115

Dotcom-Montior

NOVEMBER 27, 2018

Analyzing server performance (CPU, memory, bandwidth, disk I/O) and database response times. The scripts can be uploaded into the LoadView platform and replayed by a virtually unlimited number of simultaneous users, giving you actual performance from real browsers. All resources are dedicated to this test – no shared servers.

Performance Testing 40

Performance Testing Strategy Testing Performance 40

Adrian Cockcroft

JUNE 21, 2022

I became the Sun UK local specialist in performance and hardware, and as Sun transitioned from a desktop workstation company to sell high end multiprocessor servers I was helping customers find and fix scalability problems. We had specializations in hardware, operating systems, databases, graphics, etc.

Tuning 52

Tuning Benchmarking Engineering C++ 52

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

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. These storage nodes collaborate to manage and disseminate the data across numerous servers spanning multiple data centers.

Storage 130

Storage Systems Big Data Azure 130

Testsigma

JULY 3, 2021

More control: While performing on-premise testing, organizations have more control over configurations, setup, hardware, and software. It involves setting up a data center that meets security compliances and other factors like physical components, virtual elements, storage management, physical infrastructure, etc.

Cloud 57

Cloud Testing Storage DevOps 57

ACM Sigarch

FEBRUARY 23, 2018

Virtualization, for instance, was being addressed by IBM in the 1960s. Both virtualization and power burst onto the architecture community seemingly out of nowhere even though there was a clear historical basis and trend for both. We believed existing hardware and OS protocols protected the processor.

Architecture 47

Architecture Cache Hardware Virtualization 47

The Morning Paper

FEBRUARY 18, 2020

Here are the three big directional bets that align with the three main areas cited by the authors: We will train in the cloud , where its possible to take advantage of managed infrastructure well suited to large amounts of data, spiky resource usage, and access to the latest hardware. Will we like them more than we like stored procedures?

Government 95

Government Software Engineering Storage Database 95

The Morning Paper

MARCH 1, 2020

Firecracker is the virtual machine monitor (VMM) that powers AWS Lambda and AWS Fargate, and has been used in production at AWS since 2018. The traditional view is that there is a choice between virtualization with strong security and high overhead, and container technologies with weaker security and minimal overhead.

Serverless 101

Serverless Virtualization Lambda AWS 101

Dynatrace

JANUARY 26, 2021

Traditional computing models rely on virtual or physical machines, where each instance includes a complete operating system, CPU cycles, and memory. VMware commercialized the idea of virtual machines, and cloud providers embraced the same concept with services like Amazon EC2, Google Compute, and Azure virtual machines.

Serverless 243

Serverless Efficiency Lambda Azure 243

Dotcom-Montior

DECEMBER 8, 2021

Systems, web applications, servers, devices, etc., You cannot virtualize everything…yet. Software services still require physical devices and hardware for them to function. In the world of a site reliability engineer (SRE) , failure is not only an option, but also expected. It is an unavoidable fact. Asset Management.

Social Media 90

Social Media Monitoring Latency DevOps 90

SQL Server According to Bob

NOVEMBER 29, 2016

Back in June, Bob Dorr gave you the thinking behind why SQL Server 2016 It Just Runs Faster due to changes in our SQL Server and NUMA configurations. Bob blogged about a new SQL Server 2016 feature called Auto Soft NUMA. 144 total logical processors as exposed by the Windows OS and seen by SQL Server.

Servers 45

Servers Virtualization Scalability Hardware 45

Smashing Magazine

SEPTEMBER 21, 2021

Finally, if you have some tasks to do on remote servers, you’ll often end up using the shell. It’s very similar to the virtual desktops many Linux desktop managers have. This is useful on your local computer, but it’s even better on a remote server. In these cases, it’s necessary to know your way around the command-line.

Development 98

Development Energy Programming Efficiency 98

Dynatrace

NOVEMBER 3, 2022

Instead, enterprises manage individual containers on virtual machines (VMs). Serverless container offerings such as AWS Fargate enable companies to manage and modify containers while abstracting server layers to offer customization without increased complexity. In FaaS environments, providers manage all the hardware.

Serverless 218

Serverless Azure Hardware Transportation 218