Scalegrid

JULY 29, 2020

In our final post, we will put them head-to-head in a detailed feature comparison and compare the results of PgBouncer vs. Pgpool-II performance for your PostgreSQL hosting ! Performance Testing. For good measure, we ran the same tests without a connection pooler too. Testing Conditions. Throughput Benchmark.

Benchmarking 246

Benchmarking Database Performance Testing Availability 246

CSS Wizardry

FEBRUARY 25, 2021

That we probably aren’t testing. It’s worth noting that, by and large, the same page will perform better in iOS Safari than it would on Android Chrome— iPhones are generally far more powerful than their Android counterparts. If you don’t have an iPhone, well, you’ll struggle to test an iPhone. Testing with WebPageTest.

Network 225

Network Mobile Performance Traffic 225

Scalegrid

OCTOBER 24, 2019

As organizations continue to migrate to the cloud, it’s important to get in front of performance issues, such as high latency, low throughput, and replication lag with higher distances between your users and cloud infrastructure. MySQL on AWS Performance Test. AWS High Performance XLarge (see system details below).

AWS 183

AWS Latency Performance Benchmarking 183

Smashing Magazine

AUGUST 9, 2022

Core Web Vitals Tools To Boost Your Web Performance Scores. Core Web Vitals Tools To Boost Your Web Performance Scores. Essentially, a web vital is a quality standard for UX and web performance set by Google. Essentially, a web vital is a quality standard for UX and web performance set by Google. Zara Cooper.

Performance 130

Performance Benchmarking Website Metrics 130

n0derunner

SEPTEMBER 17, 2018

Creating a HCI benchmark to simulate multi-tennent workloads. It is the shared storage that often causes performance issues for data bases which are otherwise separated across nodes. We supply a pre-configured scenario which we call the DB Colocation test. Time based benchmark actions. X-Ray Workload specification.

Performance Testing 40

Performance Testing Benchmarking Testing Performance 40

HammerDB

OCTOBER 18, 2018

An essential part of database performance testing is viewing the statistics generated by the database during the test and in 2009 HammerDB introduced automatic AWR snapshot generation for Oracle for the TPC-C test. However what if you want to review performance data in real time as the test is running?

Benchmarking 40

Benchmarking Monitoring Performance C++ 40

Dynatrace

JUNE 27, 2022

These development and testing practices ensure the performance of critical applications and resources to deliver loyalty-building user experiences. Real user monitoring (RUM) is a performance monitoring process that collects detailed data about users’ interactions with an application. What is real user monitoring?

Best Practices 179

Best Practices Monitoring Wireless Traffic 179

n0derunner

NOVEMBER 9, 2018

” The simplest test is to run a single VM, with a single disk and issue a single IO at a time. This is a much more difficult test to conduct, and many end-users lack access and experience with tools that can give the full picture. The single VM test is using only a fraction of the cluster capacity. The post You are here.

Performance Testing 40

Performance Testing Testing Performance Storage 40

Testsigma

MARCH 23, 2021

And, precisely due to this diversity, the need for testing on many devices is paramount. With the ever-increasing and evolving sector of Android users, Android device testing is of the essence. . Why Is Android Device Testing Important? That’s the point that calls for comprehensive testing when it comes to Android development.

Testing 52

Testing Mobile Testing Tools Strategy 52

Apica

MAY 10, 2019

The spread of where consumers want to consume content, at home, at the office, at the gym, on a plane, at any time where there is connectivity, puts significant pressure on the network and performance monitoring teams for streaming brands. Consumers will leave you for slow or intermittent performance because there are other content options.

Testing 40

Testing Performance Social Media Wireless 40

Brendan Gregg

FEBRUARY 9, 2018

The recently revealed [Meltdown and Spectre] bugs are not just extraordinary issues of security, but also performance. The patches that workaround Meltdown introduce the largest kernel performance regressions I've ever seen. Much of my testing was on Linux 4.14.11 and 4.14.12 a month ago, before we deployed in production.

Performance 75

Performance Benchmarking Cache Tuning 75

Speed Curve

MARCH 7, 2022

If you've been working in the performance space for a while and you hear me start to talk about page growth, I'd forgive you if you started running away. ;). HTML – Typically the smallest resource on the page, HTML's performance risk is usually negligible. These numbers should not be taken as a benchmark for your own site.

Mobile 145

Mobile Benchmarking Google Metrics 145

Speed Curve

JUNE 24, 2019

Create performance budgets and fight regression. Build a performance culture that embraces collaboration between design and dev. To optimize for performance, you need to understand what happens in the steps between receiving the HTML, CSS, and JavaScript bytes and the processing that's required to turn them into rendered pixels.

Performance 78

Performance Best Practices Metrics Mobile 78

n0derunner

OCTOBER 1, 2019

For our purposes we are going to use Postgres DB and the built-in benchmarking tool PGbench. I found that one combination gave better performance at low loads, but the other combination generated better performance under higher loads. The post Measuring CPU performance with X-Ray and pgbench. X-Ray interface to pgbench.

Performance 75

Performance Benchmarking Storage Database 75

Rigor

FEBRUARY 15, 2018

As web perfectionists, we have heard every excuse in the book for why teams cannot make web performance a priority. Whether it be time, money, or technical know how, every day we talk to eCommerce and Retail teams who explain why they aren’t monitoring their site’s performance. I don’t have time or budget to dedicate to performance”.

Ecommerce 40

Ecommerce Retail Performance Benchmarking 40

Percona

DECEMBER 20, 2018

Let’s look at some of the most popular Percona Database Performance Blog posts in 2018. With the Percona Database Performance Blog, Percona staff and leadership work hard to provide the open source community with insights, technical support, predictions and metrics around multiple open source database software technologies.

Database 40

Database Tuning Performance AWS 40

Brendan Gregg

FEBRUARY 8, 2018

The recently revealed [Meltdown and Spectre] bugs are not just extraordinary issues of security, but also performance. The patches that workaround Meltdown introduce the largest kernel performance regressions I've ever seen. Much of my testing was on Linux 4.14.11 and 4.14.12 a month ago, before we deployed in production.

Performance 40

Performance Benchmarking Cache Tuning 40

Speed Curve

MAY 31, 2014

As of the 1st of June SpeedCurve has switched to using faster testing agents at Amazon EC2 data centers. As web pages become more Javascript and resource heavy I've noticed more and more pages max out the CPU while performance testing. medium instances which have 3.75GB of RAM with faster CPU and network performance.

Testing 40

Testing Benchmarking Speed Website 40

Rigor

SEPTEMBER 11, 2019

Reading time 16 min Whether you’re a web performance expert, an evangelist for the culture of performance, a web engineer incorporating performance into your process, or someone new to the web performance entirely, you probably identify as curious, excited about new ideas, and always learning. Rick Byers.

Performance 89

Performance Education Google Website 89

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. Rich became co-author of the second edition of the Sun Performance Tuning book, to describe how it worked.

Tuning 52

Tuning Benchmarking Engineering C++ 52

Smashing Magazine

JANUARY 6, 2020

Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Web performance is a tricky beast, isn’t it? How do we actually know where we stand in terms of performance, and what our performance bottlenecks exactly are? Testing And Monitoring.

Performance 145

Performance Cache Network Metrics 145

n0derunner

OCTOBER 4, 2019

HammerDB is a great tool for running Database benchmarks. However it is very easy to create an artificial bottleneck which will give a very poor benchmark result. When setting up HammerDB to run against even a moderate modern server, it is important to avoid displaying the client transaction outputs in the HammerDB UI.

Benchmarking 75

Benchmarking Database Servers Performance Testing 75

HammerDB

OCTOBER 12, 2018

This post complements the previous best practice guides this time with the focus on MySQL and MariaDB and achieving top levels of performance with the HammerDB MySQL TPC-C test. As is exactly the same with PostgreSQL for system choice a 2 socket system is optimal for MySQL OLTP performance. HammerDB difference from Sysbench.

Best Practices 40

Best Practices Scalability Performance C++ 40

Speed Curve

JULY 3, 2023

HTML – Typically the smallest resource on the page, HTML's performance risk is usually negligible. JavaScript – A page can have a relatively low JS weight but still suffer from JS-inflicted performance problems. This is to try to understand how a "typical" page might perform, as well as pages in the "longtail".

Mobile 52

Mobile Google Metrics Retail 52

n0derunner

JULY 23, 2019

In this video I migrate a Postgres DB running PGbench benchmark. The variation in the transaction rate is due to the benchmark itself, the transaction rate is not expected to be uniform. Effect of removing CPU constraints and maintaining data locality on a running DB instance. The DB is running on a Host which is CPU constrained.

Benchmarking 76

Benchmarking Storage Tuning Cache 76

Particular Software

DECEMBER 18, 2018

When we attempted to do performance testing of the new transport to compare it to the legacy transport, we discovered that it is essentially impossible to run benchmarks on the Standard Tier.

Transportation 49

Transportation Azure Benchmarking Availability 49

Rigor

OCTOBER 30, 2019

Reading time 11 min As companies become more aware of the importance of web performance, internal teams begin to research tools they can use to use to track their metrics and improve the user experience of their websites and applications. Where Google Lighthouse Shines Bright. Google Lighthouse has a lot going for it.

Google 51

Google Best Practices Energy Website 51

High Scalability

NOVEMBER 25, 2019

For e.g., if accessing file system over WebDAV or FTP has performance issues, and it will take 4 hours to fix, then for those 4 hours, you can just kill FTP/WebDAV at kong/firewall and ask customers to use web UI or other mechanisms to work. Who performs what roles? Do you have a particular management philosophy?

Architecture 52

Architecture Cache Azure Storage 52

High Scalability

DECEMBER 3, 2019

By having appropriate indexes on your MySQL tables, you can greatly enhance the performance of SELECT queries. During this time, you are also likely to experience a degraded performance of queries as your system resources are busy in index-creation work as well.

Best Practices 21

Best Practices Performance Systems Processing 21

SQL Server According to Bob

JANUARY 11, 2020

This will help you increase system performance and avoid I/O environment errors. Atomicity A transaction must be an atomic unit of work; either all of its data modifications are performed or none of them are performed. Different implementations can have profound effects on SQL Server performance.

Servers 40

Servers Cache Media Hardware 40