Scalegrid

MAY 13, 2020

In this blog post, we explain what Greenplum is, and break down the Greenplum architecture, advantages, major use cases, and how to get started. Greenplum Database is an open-source , hardware-agnostic MPP database for analytics, based on PostgreSQL and developed by Pivotal who was later acquired by VMware. What Exactly is Greenplum?

Big Data 321

Big Data Database Artificial Intelligence Open Source 321

Brendan Gregg

JULY 4, 2021

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on. I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book.

Performance 140

Performance Latency Hardware Storage 140

Dynatrace

OCTOBER 28, 2021

To test the hypothesis, chaos engineers orchestrate simulated uncertainty combined with load testing and watch for signs of upheaval in the services, infrastructure, networks, and devices that deliver the application. Speeds incident response. appeared first on Dynatrace blog. Any failures in the stack break the hypothesis.

Engineering 214

Engineering Entertainment Cloud Infrastructure 214

Dynatrace

NOVEMBER 15, 2021

A log is a detailed, timestamped record of an event generated by an operating system, computing environment, application, server, or network device. Logs can include data about user inputs, system processes, and hardware states. “Logging” is the practice of generating and storing logs for later analysis.

Analytics 198

Analytics Monitoring Artificial Intelligence DevOps 198

Testlodge

NOVEMBER 12, 2021

Results may vary because of factors like resolution, internet speed, and different OS versions. Hardware Compatibility Testing: In this scenario, an application is tested against various hardware configurations to check behavior. The post Compatibility Testing – An introduction appeared first on TestLodge Blog.

Testing 78

Testing Hardware Operating System Mobile 78

Percona

AUGUST 30, 2023

In this blog, we’ll focus on the elements of database backup and disaster recovery, and we’ll introduce proven solutions for maintaining business continuity, even amid otherwise dire circumstances. heat) can damage hardware components and prompt data loss. Some are hidden, but some are in plain sight.

Database 86

Database Hardware Open Source Strategy 86

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

Alex Russell

JANUARY 30, 2024

It's time once again to update our priors regarding the global device and network situation. HTML, CSS, images, and fonts can all be parsed and run at near wire speeds on low-end hardware, but JavaScript is at least three times more expensive, byte-for-byte. The blog you're reading loads over a single connection in ~1.2

Performance 90

Performance Network Mobile Speed 90

Dynatrace

AUGUST 30, 2019

Reducing CPU Utilization to now only consume 15% of initially provisioned hardware. We have several YouTube Tutorials and blog posts available that show how you can use Dynatrace RUM data for Web Performance & User Experience Optimization. Too many fine-grained services leading to network and communication overhead.

Cache 190

Cache Architecture Database Government 190

Scalegrid

JANUARY 25, 2024

This blog post lists the important database metrics to monitor. Effective monitoring of key performance indicators plays a crucial role in maintaining this optimal speed of operation. Throughput Ensuring optimal performance and efficient handling of many queries is crucial for Redis, as it offers exceptional speed and minimal delay.

Metrics 130

Metrics Monitoring Latency Cache 130

Testsigma

APRIL 13, 2021

During compatibility testing of an application, we check the compatibility of the application with multiple devices, hardware, software versions, network, operating systems, and browsers, etc. The iOS app should work well on the networks of different bandwidths, speeds, data transfer rates, etc. Scenario: .

Testing 84

Testing Hardware Mobile Testing Tools 84

HammerDB

APRIL 19, 2023

In this blog, we aim to call out some key considerations when trying to assess MySQL performance for your application. As database performance is heavily influenced by the performance of storage, network, memory, and processors, we must understand the upper limit of these key components. For storage, FIO is generally used.

Performance 54

Performance Benchmarking Cache Storage 54

Percona

JUNE 22, 2023

In this blog, we will explore various MySQL KPIs that are basic and essential to track using monitoring tools like PMM. Query performance Query performance is a key performance indicator (KPI) in MySQL, as it measures the efficiency and speed of query execution. error_log: Specifies the location of the MySQL error log.

Performance 102

Performance Monitoring Traffic Database 102

Dotcom-Montior

MAY 12, 2020

Network or connection error. Network latency. Hardware resources. Network Latency. With the evolution of cloud technologies, such as Single Page Applications (SPAs), Web APIs, and Model View Controller (MVC), network latency has become a crucial factor to be monitored. Network latency can be affected due to.

Monitoring 63

Monitoring Entertainment Hardware Latency 63

The Morning Paper

JANUARY 30, 2020

These use their regression models to estimate processing time (which will depend on the hardware available, current load, etc.). The figure below shows the migration time for these three applications, broken down into snapshot capture, snapshot restoration, and ‘other’ (including the network transfer time).

Mobile 104

Mobile Cloud Latency Games 104

Brendan Gregg

JULY 4, 2021

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on. I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book.

Performance 52

Performance Latency Hardware Storage 52

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

Testsigma

MAY 19, 2021

Thinking back on how SDLC started and what it is today, the only reasons for its success can be accounted to efficiency, speed and most importantly automation – DevOps and cloud-based solutions can be considered major contributors here (after all DevOps is 41% less time-consuming than traditional ops ). . Software as a Service (SaaS).

DevOps 59

DevOps Cloud Artificial Intelligence Infrastructure 59

Adrian Cockcroft

JUNE 2, 2023

My talk was on Innovation and Tipping Points, the first half was based on some content I’ve given before on how to get out of the way of innovation by speeding up time to value or idea to implementation. Final thoughts… this blog post took me a week to finish writing, and it’s already out of date.

Social Media 98

Social Media Innovation Open Source Entertainment 98

Testsigma

MAY 3, 2021

What could be the best choice to cut down the costs and gain speed to move the pipeline faster than test automation? From operating systems to versions to hardware specs, mobile devices stand unique even after being billions in number. Some such similar challenges are: Network Related Settings Orientation Settings.

Mobile 77

Mobile Testing Operating System Hardware 77

Testsigma

FEBRUARY 5, 2021

The high tech lab is remotely operational and specifically targets device behaviour in terms of speed, memory usage, and battery consumption. These devices ran on a diverse range of OS versions, screen resolutions, and network types. Once you have chosen your target devices, consider the architectural aspect of your hardware.

Mobile 52

Mobile Testing Hardware DevOps 52

Brendan Gregg

NOVEMBER 28, 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 40

Virtualization AWS Hardware Storage 40

SQL Server According to Bob

SEPTEMBER 26, 2016

When we released Always On Availability Groups in SQL Server 2012 as a new and powerful way to achieve high availability, hardware environments included NUMA machines with low-end multi-core processors and SATA and SAN drives for storage (some SSDs). As we moved towards SQL Server 2014, the pace of hardware accelerated.

Availability 40

Availability Servers Hardware Benchmarking 40

Speed Curve

JULY 3, 2023

For more than ten years, I've been writing about page bloat, its impact on site speed, and ultimately how it affects your users and your business. Having said all that, making your pages as small as possible is in the best interest of your users who don't have access to fast networks and devices. How does page bloat hurt your visitors?

Mobile 52

Mobile Google Metrics Retail 52

Smashing Magazine

JANUARY 11, 2021

Networking, HTTP/2, HTTP/3 OCSP stapling, EV/DV certificates, packaging, IPv6, QUIC, HTTP/3. You need a business stakeholder buy-in, and to get it, you need to establish a case study, or a proof of concept using the Performance API on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Large preview ).

Performance 145

Performance Cache Media Metrics 145

Testsigma

JANUARY 30, 2021

Each smartphone comes with various screen sizes and resolutions, operates on different network speeds, and has different hardware capabilities. The reason behind being the speed and convenience of using mobile phones. appeared first on Testsigma Blog. The faster the application better the user experience.

Mobile 52

Mobile Testing Website Internet 52

ACM Sigarch

OCTOBER 25, 2018

However, if we relax the 1:1 power/performance requirement or procure technologies that lower the power overhead, a 2-3X ST performance speed-up over the current generation of CPUs is quite feasible. She is currently a Principal Hardware Engineer at Microsoft in the Quantum Architecture Group. CMOS Limitations.

Architecture 67

Architecture Technology Technology Innovation 67

All Things Distributed

APRIL 5, 2012

From tax preparation to safe social networks, Amazon RDS brings new and innovative applications to the cloud. Intelligent Social network - Facilitate topical Q&A conversations among employees, customers and our most valued super contributors. Teachers can interact with their colleagues in professional learning networks.

Innovation 146

Innovation AWS Education Network 146

All Things Distributed

JULY 13, 2010

Customers with complex computational workloads such as tightly coupled, parallel processes, or with applications that are very sensitive to network performance, can now achieve the same high compute and networking performance provided by custom-built infrastructure while benefiting from the elasticity, flexibility and cost advantages of Amazon EC2.

Cloud 118

Cloud AWS Automotive Latency 118

Rigor

MARCH 20, 2018

I recently was asked the following question by an online retailer: “Why should I invest in monitoring the user experience when I already have monitoring for our database, infrastructure, app server, and network?”. Instead of asking that question, I asked them this: “Are you a network or hosting provider?

Monitoring 40

Monitoring Retail Ecommerce Infrastructure 40

Smashing Magazine

APRIL 29, 2021

Lazy-load offscreen images (reduce network contention for key resources). For low impact to First Input Delay : Avoid images causing network contention with other critical resources like CSS and JS. If using 11ty for your static sites, try the 11ty high-performance blog template. A handy overview on Cloudinary blog.

Media 145

Media Network Metrics Mobile 145

Dynatrace

AUGUST 5, 2019

In this blog, I want to give you a quick overview of what I put in this deck and hope it gives you enough ideas for your own migration project in order to complete it successfully! Lift & Shift is where you basically just move physical or virtual hosts to the cloud – essentially you just run your host on somebody else’s hardware.

Cloud 31

Cloud Traffic Database Network 31

Dotcom-Montior

NOVEMBER 27, 2018

Today’s applications are built on multiple technologies, relying on vast networks of third-party providers and CDN’s. Additionally, end users can access your site or applications from anywhere in the world using different browsers, operating systems, and mobile devices, all with varying connection speeds.

Performance Testing 40

Performance Testing Strategy Testing Performance 40

Smashing Magazine

APRIL 19, 2021

Time to First Byte (TTFB), DOM Content Loaded, Start Render, Speed Index) — but from the experience of the user. These tools run page loads on simulated networks and devices and then tell you what the metrics were for that test run. Viewing The Core Web Vitals For Your Site.

Google 141

Google Metrics Mobile Analytics 141

ACM Sigarch

NOVEMBER 1, 2019

This blog post gives a glimpse of the computer systems research papers presented at the USENIX Annual Technical Conference (ATC) 2019, with an emphasis on systems that use new hardware architectures. USENIX ATC is a top-tier venue with a broad range of systems research papers from both industry and academia. Heterogeneous ISA.

Architecture 12

Architecture Hardware Cache Storage 12

Brendan Gregg

SEPTEMBER 5, 2017

Linux has been adding tracing technologies over the years: kprobes (kernel dynamic tracing), uprobes (user-level dynamic tracing), tracepoints (static tracing), and perf_events (profiling and hardware counters). At my employer we sometimes use SR-IOV for direct network interface access, and NVMe for direct disk access. x series.

Virtualization 76

Virtualization AWS Engineering Hardware 76

High Scalability

NOVEMBER 25, 2019

To add elasticity, reliability and durability, these data centers are connected to Google Cloud platform using high speed, secure Google Interconnect network. You can find more about these in the For The Techies section at our blog. How do you health check your server and networks? Document store.

Architecture 52

Architecture Cache Azure Storage 52