Dynatrace

FEBRUARY 10, 2022

In today’s world, the speed of innovation is key to business success. Static Application Security Testing (SAST) solutions are a traditional way of addressing this. We will further enhance the detection and blocking capability to cover additional attack types, so stay tuned for updates! Unfortunately, they also introduce risk.

Traffic 234

Traffic Benchmarking Innovation Java 234

Scalegrid

OCTOBER 24, 2019

MySQL on AWS Performance Test. Reads and writes to your Primary, and even reads from Slave-1 will work at SSD speed. MySQL Performance Test Scenarios and Results. Each scenario is run with varying number of sysbench client threads ranging from 50 to 400, and each test is run for a duration of 10 minutes. Amazon RDS.

AWS 183

AWS Latency Performance Benchmarking 183

KeyCDN

NOVEMBER 4, 2021

Alternatively, If you would like to request a POP in a certain location or a new feature please let us know and stay tuned for more exciting announcements. In this case, the POP's identifier is mxmc. The first two letters stand for the country TLD , while the 3rd and 4th letters are for the city.

Latency 111

Latency Tuning Cache Traffic 111

Scalegrid

JANUARY 25, 2024

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

The Morning Paper

NOVEMBER 3, 2019

Perhaps the most interesting lesson/reminder is this: it takes a lot of effort to tune a Linux kernel. Google’s data center kernel is carefully performance tuned for their workloads. On the exact same hardware, the benchmark suite is then used to test 36 Linux release versions from 3.0 Headline results.

Performance 108

Performance Benchmarking Tuning Hardware 108

HammerDB

MAY 5, 2019

Fortunately the HammerDB TPC-C/OLTP workload intentionally has a great deal of contention between threads and is therefore ideal for testing spin-locks. So to test I took a system with Skylake CPUs and all storage on a P4800X SSD. In the recent MySQL 8.0.16 model name : Intel(R) Xeon(R) Platinum 8180 CPU @ 2.50GHz. 23-generic x86_64).

Testing 48

Testing Tuning Latency Storage 48

KeyCDN

AUGUST 15, 2019

Web performance is a broad subject, and you’ll find no shortage of performance testing tips and tutorials all over the web. Before you begin tuning your website or application, you must first figure out which metrics matter most to your users and establish some achievable benchmarks. What is Performance Testing?

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

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. Please refer to this tuning guide to tune the system for HammerDB: Open Source Database Tuning Guide on 3rd Generation Intel® Xeon® Scalable Processors Based Platform. 4.22 %usr 38.40

Performance 54

Performance Benchmarking Cache Storage 54

KeyCDN

JUNE 16, 2021

We're excited to announce that we've launched a new point of presence to help further supercharge our network's content delivery speeds. Alternatively, If you would like to request a POP in a certain location or a new feature please let us know and stay tuned for more exciting announcements.

Tuning 52

Tuning Cache Network Speed 52

Dynatrace

DECEMBER 2, 2021

Stable, well-calibrated SLOs pave the way for teams to automate more processes and testing throughout the software delivery life cycle (SDLC). Gathering and analyzing metrics over time will help you determine the overall effectiveness of your SLOs so you can tune them as your processes mature and improve. Promote automation.

Metrics 191

Metrics Best Practices DevOps Infrastructure 191

The Netflix TechBlog

MAY 1, 2019

the brilliant synth-pop score or the perfectly mixed soundscape of a high speed chase?—?is Creative choices increasingly tested the limits of our encoding quality. We had to assess this by testing adaptive audio switching on all Netflix supported devices. Imagine this scene without the sound. We began streaming 5.1

Engineering 274

Engineering Network Media Entertainment 274

MachMetrics

JULY 31, 2020

As we discussed in our article on how to test your page weight , compression is pretty much standard practice in web performance now, so you absolutely want to make sure you’re taking advantage of it. It also offers 9 levels of compression, so that the amount of compression and the time it takes to compress can be fine-tuned.

Speed 67

Speed Servers Google Tuning 67

Percona

DECEMBER 20, 2018

Linux OS Tuning for MySQL Database Performance. In this post we will review the most important Linux settings to adjust for performance tuning and optimization of a MySQL database server. We’ll note how some of the Linux parameter settings used OS tuning may vary according to different system types: physical, virtual or cloud.

Database 40

Database Tuning Performance AWS 40

Rigor

JANUARY 13, 2020

Yet, we wanted to put together our list of the top web performance books for anyone who cares about speed of the web and would like to explore the timeline of web performance engineering milestones over nearly two decades through the lens of published books. Site speed & SEO go hand in hand. Information Architecture. Mobile First.

Performance 75

Performance Social Media Website Website Performance 75

CSS Wizardry

NOVEMBER 3, 2020

When first working on a new site-speed engagement, you need to work out quickly where the slowdowns, blindspots, and inefficiencies lie. Any time you run a test with WebPageTest, you’ll get this table of different milestones and metrics. Note the bottom row shows me the Standard Deviation of the tests’ results. Gathering Data.

Speed 292

Speed Ecommerce Metrics Analytics 292

SQL Performance

MARCH 17, 2020

Back in 2014, I wrote an article called Performance Tuning the Whole Query Plan. Test Environment. This machine has four i7 CPUs (hyperthreaded to 8) with a base speed of 2.4GHz. Each test result represents the best of ten runs, with all required data and index pages in memory. Final Thoughts.

Servers 86

Servers Tuning Database Efficiency 86

Sutter's Mill

NOVEMBER 11, 2023

Instead, you want a library that is tuned for your target hardware architecture and ready for par_unseq vectorized algorithms, for blazing speed. The work ended up taking not quite an hour, including to update the repo’s own code where I’m using contracts myself in the compiler and its unit tests. This is that library.

C++ 107

C++ Lambda Network Programming 107

KeyCDN

JANUARY 31, 2019

Today we’re excited to announce that we’ve launched yet another POP location to help further supercharge our network’s content delivery speeds. According to Wikipedia , Romania ranked 5th place worldwide for the average connection speed of 38.60Mb/s. million Romanian eCommerce users who spend an average of $237.38

Internet 48

Internet Internet Ecommerce Speed 48

Brendan Gregg

SEPTEMBER 25, 2021

Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? There's also a test and println() in the loop to, hopefully, convince the compiler not to optimize-out an otherwise empty loop. This will slow this test a little.) Microbenchmark os::javaTimeMillis() on both systems.

Speed 126

Speed Java AWS Virtualization 126

The Morning Paper

MARCH 12, 2020

." The following table highlights some examples of correlated change requirements to give a feel for the kind of things we’re talking about: everything from failing to update javascript tests through to coordinated changes of data center rack configuration files. The models for a given repository are fine-tuned on a daily basis.

Network 109

Network Azure Engineering Tuning 109

KeyCDN

OCTOBER 24, 2018

Today we’re excited to announce that we’ve launched yet another POP location to help further supercharge our network’s content delivery speeds. In terms of Internet speed, Finland ranks as one of the fastest countries in the world. According to Wikipedia , the average connection speed in Q1 of 2017 was 20.5Mbps.

Internet 48

Internet Internet Speed Network 48

Smashing Magazine

JUNE 3, 2022

How would we test to see if there is any difference between a good sans serif and a serif typeface with users? This diversity adds to the difficulty and complexity of defining and testing typefaces. For a proper test setup you would need to modify one parameter while keeping every other parameter unchanged.

Performance 111

Performance Design Best Practices Testing 111

Enprowess

MAY 10, 2018

Note: inception5h contains trained model from google and it is test on around 2000+ images (I guess). Offline employ batch normalization to speed up training of the model. Transfer learning by taking a pre-trained model and fine-tuning it for another task. Result won’t be 100% correct, but that’s all machine learning.

Artificial Intelligence 52

Artificial Intelligence Open Source Google Java 52

MachMetrics

NOVEMBER 21, 2019

When most people test their site speed, they test a single, static page. That works well for testing home pages, or product pages – but what about a checkout process? How do you test more complex, multi-step processes? Testing a page behind a log in. Testing the speed of a checkout process.

Speed 57

Speed Testing Google Tuning 57

Rigor

SEPTEMBER 11, 2019

list of those who are making a significant impact on speeding up the web today. Developers representing hundreds of companies work together at these meetups to become masters in performance metrics and the latest trends in measuring site speed.) We at Rigor respect many web performance leaders around the world. Rachel Andrew.

Performance 89

Performance Education Google Website 89

Percona

APRIL 24, 2023

Indexes are generally considered to be the panacea when it comes to SQL performance tuning, and PostgreSQL supports different types of indexes catering to different use cases. I keep seeing many articles and talks on “tuning” discussing how creating new indexes speeds up SQL but rarely ones discussing removing them.

Tuning 125

Tuning Cache Storage Database 125

Dynatrace

JANUARY 14, 2022

Tuning thousands of parameters has become an impossible task to achieve via a manual and time-consuming approach. The following figure shows the high-level architecture where any load testing solution (e.g. SREcon21 – Automating Performance Tuning with Machine Learning. The Akamas approach. Additional resources.

Latency 204

Latency Tuning Efficiency AWS 204

Brendan Gregg

SEPTEMBER 25, 2021

Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? There's also a test and println() in the loop to, hopefully, convince the compiler not to optimize-out an otherwise empty loop. This will slow this test a little.) Microbenchmark os::javaTimeMillis() on both systems.

Speed 40

Speed Java AWS Virtualization 40

Adrian Cockcroft

AUGUST 23, 2018

The Merak and SM share the same quad-cam V6 engine, although its tuned up more for the Merak and is installed in the back as a mid-engine rear wheel drive, while in the SM it’s installed in the front, driving the front wheels. The engine sounds odd at idle due to it’s uneven firing pattern, its smooth at speed and pulls well though.

Speed 40

Speed Engineering Automotive Systems 40

Percona

MARCH 23, 2023

Nowadays, solid-state drives (SSDs) or non-volatile memory express (NVMe) drives are preferred over traditional hard disk drives (HDDs) for database servers due to their faster read and write speeds, lower latency, and improved reliability. The optimal value can be decided after testing multiple settings, starting from eight is a good choice.

Performance 124

Performance Hardware Tuning Storage 124

The Netflix TechBlog

DECEMBER 7, 2020

Speed Optimization Improving the speed performance of VMAF has been a major theme over the past several years. This work has allowed us to squeeze out another 2x speed gain on average while maintaining the numerical accuracy at the first decimal digit of the final score. And we can subtract this effect from the VMAF scores.

Metrics 154

Metrics Open Source Tuning Speed 154

Apica

DECEMBER 12, 2022

In our previous post, we established user journeys as the essential goal of software testing efforts. If that is true, what is stopping organizations from truly testing user journeys? Continuously deploying new releases at 100X or 1000X speed is a DevOps state of flow all organizations strive for. Variability and complexity.

Testing 52

Testing DevOps Monitoring Media 52

Dynatrace

FEBRUARY 10, 2021

Today, the speed of software development has become a key business differentiator, but collaboration, continuous improvement, and automation are even more critical to providing unprecedented customer value. Dynatrace’s version awareness allows you to stay in control despite speeding up application delivery. What’s next.

Cloud 167

Cloud DevOps Speed Azure 167

Smashing Magazine

JANUARY 7, 2022

If you speed up, you’ll likely through off your car’s alignment and loosen up some other critical parts. Maybe you’re considering a solution that you want to run an A/B test for; you might want to bounce it off support to gauge their reaction and identify any missing factors in the design.

Design 93

Design Logistics Strategy Benchmarking 93

Dynatrace

MAY 27, 2021

CD is the next step in the process that automates the delivery of applications to selected infrastructure environments, such as a development environment for a related feature, or testing environments to verify feature functionality and proper integration with other parts of the software. Testing quality improves. Test pass rate.

Best Practices 130

Best Practices DevOps Open Source Cloud 130

Dynatrace

DECEMBER 8, 2020

In our increasingly digital world, the speed of innovation is key to business success. As a result, e xisting application security approaches can’t keep up with this speed and vari ability of modern development processes. . For example, a test library is never deployed to production. Dynatrace news.

Cloud 290

Cloud Open Source Internet Internet 290

Dynatrace

NOVEMBER 10, 2022

Software-defined environments minimize the need for manual controls and lend themselves well to the speed, precision, and observability benefits cloud platforms enable. Organizations can shift development, testing, and delivery as needed between teams and geographies. Stateless whenever possible. Deployment is fast and global.

Cloud 162

Cloud Architecture Serverless Infrastructure 162