High Scalability

JUNE 10, 2022

G-Core Labs CDN is a next-generation content delivery network that helps you accelerate the dynamic and static content of your websites or applications. T riplebyte lets exceptional software engineers skip screening steps at hundreds of top tech companies like Apple, Dropbox, Mixpanel, and Instacart. Make your job search O (1), not O ( n ).

Education 100

Education DevOps Infrastructure Scalability 100

Testsigma

MAY 18, 2021

They can also create an in-house device lab that houses a good number of these devices and test them. What is an ‘ in-house device lab ’ and why is it needed? To achieve this, organizations often opt to create an in-house device lab for themselves. What is the impact of the pandemic on the in-house device labs?

Cloud 59

Cloud Mobile Website Internet 59

DZone

FEBRUARY 21, 2023

In this hands-on lab from ScyllaDB University, you will learn how to use the ScyllaDB CDC source connector to push the row-level changes events in the tables of a ScyllaDB cluster to a Kafka server. What Is ScyllaDB CDC?

Open Source 306

Open Source Servers 306

DZone

AUGUST 7, 2023

Zhejiang Lab is a research institute in China, focusing on intelligent sensing, AI, computing, and networks. We specialize in various scientific fields, like materials, genetics, pharmaceuticals, astronomy, and breeding. Our aim is to become a global leader in basic research and innovation.

Storage 227

Storage Performance Innovation Network 227

Dynatrace

SEPTEMBER 20, 2023

The DOE has designated a national lab to implement security by design and improve understanding. There’s a lot of work in DOE labs around grid resilience. The principle of “security by design” plays a major role in these efforts. They’re really focusing on hardware and software systems together,” Dunkin said. Dunkin said.

Energy 217

Energy Strategy Government Hardware 217

Smashing Magazine

APRIL 16, 2024

We’ve published a whole article just about that , but here’s the high-level breakdown along with the pros and cons of each one: Synthetic Tests These tests are run on-demand in a controlled lab environment in a fixed location with a fixed network and device speed. They can produce very detailed reports and recommendations.

Google 92

Google Monitoring Website Speed 92

DZone

MAY 7, 2023

It’s a shorter version of a ScyllaDB University (self-paced free training) lab. The following tutorial walks you through how to use Spring Boot apps with ScyllaDB for time series data, taking advantage of shard-aware drivers and prepared statements.

Storage 273

Storage Servers Testing 273

Dynatrace

JANUARY 23, 2024

In the XML payload below, the methodResponse part of the XML-RPC protocol is unaffected by the external entity inclusion. Different XXE payloads might allow executing attacks, such as out-of-band data exfiltration, server-side-request-forgery (SSRF), or creating temporary files.

Java 208

Java Servers Code Software 208

Dynatrace

APRIL 29, 2021

The website was born as a collaboration between the Innovation Lab and R&D Employer Branding team, with a double aim of showcasing our engineering excellence and of attracting even greater talent to our company.

Engineering 261

Engineering Open Source Website Innovation 261

DZone

MARCH 26, 2022

The best way to deal with it is to have your device lab or depend on a third-party cloud-based cross-browser compatibility testing tool, because affording in-house infrastructure is not feasible for every organization. They render HTML, CSS, and JavaScript uniquely on each platform and browser version.

Testing 246

Testing Testing Tools Website Infrastructure 246

Percona

AUGUST 10, 2023

percona labs MySQL 8.0.34 > set persist password_require_current = 1; Query OK, 0 rows affected (0.05 sec) percona labs MySQL 8.0.34 > select @@password_require_current; + -+ | @@password_require_current | + -+ | 1 | + -+ 1 row in set (0.00 sec) percona labs MySQL 8.0.34 > grant select on *.*

Open Source 80

Open Source Testing Database Servers 80

Smashing Magazine

OCTOBER 31, 2023

It uses synthetic data, or what we commonly call lab data. And, just like RUM, we can explain the concept of lab data by breaking it up into two different types. Limitations Of Lab Data Lab data is fundamentally limited by the fact that it only looks at a single experience in a pre-defined environment. It does not!

Speed 97

Speed Google Website Metrics 97

Percona

FEBRUARY 15, 2023

And you are welcome to use our prepackaged binaries from Percona-Lab/percona | Terraform Registry. Now we also added the capability to deploy Group Replication configuration with Percona Server for MySQL, and assuming we have PMM installed (see previous post), we also can automatically add Group Replication nodes to PMM monitoring.

Open Source 123

Open Source AWS Scalability Servers 123

Dynatrace

AUGUST 14, 2023

These efforts demonstrate the lab’s dedication to pushing boundaries and making a positive impact on the world. This episode additionally delves into Sandia’s groundbreaking work in microservices and serverless architecture and their adoption of DevOps and DevSecOps principles.

Development 198

Development Serverless Government Innovation 198

Smashing Magazine

NOVEMBER 17, 2021

LAB and LCH are defined in the specification as device-independent colors. LAB is a color space that can be accessed in software like Photoshop and is recommended if you want a color to look the same on-screen as, say, printed on a t-shirt. element { background-color: lab(80% 100 50); // reddish pink }.my-element

Energy 144

Energy Design Website Hardware 144

SQL Shack

MARCH 14, 2019

In this article, we are going to see how to create a multi subnet cluster spanning across multiple subnets for lab purposes.

Availability 41

Availability Servers 41

Addy Osmani

AUGUST 13, 2022

Priority Hints sped up Etsys LCP by 4% with some sites seeing an improvement of up to 20-30% in their lab tests. Add fetchpriority=high to your Largest Contentful Paint image to get it to load sooner.

Testing 142

Testing 142

CSS Wizardry

JUNE 30, 2023

Based on the lab-based 12s above, I would love to know what’s happening for real users. Not massively helpful, but an insight nonetheless, and at least shows us that the lab-based 12s is unlikely to be felt by anyone other than extreme outliers in the field.

Metrics 326

Metrics Google Monitoring Analytics 326

Percona

FEBRUARY 14, 2023

As another example, we also added PMM monitoring when deploying Percona Server for MySQL instances with Terraform: resource "percona_ps" "ps" { count = 1 instance_type = "t3.micro" Percona Monitoring and Management is a best-of-breed open source database monitoring solution.

Monitoring 121

Monitoring Infrastructure Open Source AWS 121

Percona

SEPTEMBER 14, 2023

percona labs > create user ch_repl@'192.168.64.13' identified with mysql_native_password by 'Percona$331'; Query OK, 0 rows affected (0.01 sec) percona labs > grant replication slave, replication client, reload, select on *.* sec) percona labs > flush privileges; Query OK, 0 rows affected (0.01 Elapsed: 0.006 sec.

Engineering 89

Engineering Database Servers Analytics 89

Smashing Magazine

AUGUST 9, 2022

It can be measured based on real data from users visiting your sites ( field metric ) or in a lab environment ( lab metric ). While most of the tools covered below only rely on field metrics, others use a mix of both field and lab metrics. Network and CPU are throttled for lab data tests for more realistic conditions.

Performance 130

Performance Benchmarking Website Metrics 130

Percona

FEBRUARY 13, 2023

I recreated the issue in my lab with a simple create database statement, as you will see below. Default database: 'lab'. sec) So we know that the problem here is that the command to create the lab database was processed using the utf8mb4_0900_ai_ci character set/collation, which was noted in the binary log for the Aurora instance.

Database 91

Database AWS Open Source Servers 91

Testsigma

SEPTEMBER 23, 2021

When using a cloud-based lab, switching to the upgraded devices and environment is easy. When we are using an on-premise test lab, any wear or tear in the devices would lead to downtime. A cloud-based testing lab is a perfect solution for this since the environment is resistant to any disaster and accidents. PC: [link].

Cloud 96

Cloud Testing Infrastructure Internet 96

Abstracta

DECEMBER 21, 2022

To learn more about this topic, read this article by December Labs, one. If you’re going through the experience of trying to do a performance test with systems that use the Socket.IO library, one of the best ways is to use Locust, Taurus, and Blazemeter. The post Performance Testing of a Socket.IO

Performance Testing 59

Performance Testing Testing Performance Software 59

DZone

JUNE 3, 2020

While testing remotely one of the major challenges you might face includes having access to the device labs. As a tester, you might be facing a similar issue, the question here is, how do you make sure that your testing effort does not get affected while testing remotely?

Testing 147

Testing Performance Infrastructure Availability 147

Percona

MARCH 13, 2023

Deployment with Docker We published a Docker image with all components in Docker Hub: perconalab/neon Tags | Docker Hub And the source code is located in our build repository: Percona-Lab/serverless-postgresql-build (github.com) Deployment steps For my experiments, I follow these steps. e SAFEKEEPERS=172.16.0.9:5454 e SAFEKEEPERS=172.16.0.9:5454

Serverless 118

Serverless C++ Storage Latency 118

Testsigma

AUGUST 28, 2021

It would be better if the tool comes integrated with cloud device labs for test execution. Automatic integration with device labs on the cloud. These labs host more than 2000 browsers and devices. These cloud device labs usually host old as well as new versions of browsers and devices. Making test case creation very easy.

Testing 75

Testing Cloud C++ Operating System 75

CSS Wizardry

JULY 23, 2023

PSI provides both lab and field data about a page. Lab data is useful for debugging issues, as it is collected in a controlled environment. . – Core Web Vitals report That’s two definitive statements saying where the data does come from: the field. So any data that doesn’t come from the field is not counted.

Engineering 246

Engineering Google Speed Mobile 246

Smashing Magazine

JUNE 10, 2021

Yellow Lab: A Tool That Analyses Your Site Top To Bottom. If you’re looking for an extensive overview of how well your site is structured, give Yellow Lab a try. Yellow Lab Tools runs a number of audits, from CSS to JavaScript to performance and provides a detailed overview of issues and how to fix them. Your (smashing) email.

Cache 105

Cache Website Best Practices Network 105

Smashing Magazine

DECEMBER 7, 2023

I’m Not Seeing Those Metrics In My Reports” Chances are that you’re looking at Lighthouse or some other report based on lab data. INP and FID happen to be a couple of metrics where lab data is unsuitable for meaningful results, and that’s because both INP and FID are measurements of user interactions.

Traffic 94

Traffic Metrics Google Monitoring 94

Smashing Magazine

DECEMBER 15, 2021

Device Lab. If you design for mobile devices, you really need to create or get access to a device lab, a small collection of functional phones and tablets that address the range of the most likely devices your users employ. My choices in a lab should not be your choices. My mobile device lab, right next to my computer.

Mobile 103

Mobile Design Internet Internet 103

Dynatrace

JULY 30, 2021

I want to say THANKS to the first 30 attendees that made it through our labs, providing valuable feedback that allows us to bring the workshop to the next batch of Cloud Automation engineers. To explore these use cases our lab environment comes with a staging and a production k8s environment.

Cloud 213

Cloud DevOps Azure Virtualization 213

Percona

MARCH 22, 2023

For an easy way to deploy the Kubernetes cluster, check Percona My Database as a Service (MyDBaaS) , a Percona Labs project. I also recommend checking this article Percona Labs Presents: Infrastructure Generator for Percona Database as a Service (DBaaS) on our blog, where the process of creating the cluster is described.

Monitoring 100

Monitoring AWS Database Infrastructure 100

Dynatrace

FEBRUARY 12, 2024

“We suddenly had dozens, and then, later, hundreds of Kubernetes clusters running across the three big hyperscalers, and due to speed and cost reasons within our own engineering lab.” Ortner reviewed the process of solving these issues. “We

Engineering 183

Engineering Development Infrastructure Cloud 183

Testsigma

SEPTEMBER 30, 2021

via own device lab. via device lab on the cloud. The approach that we would talk about in this article is automated cross-browser testing via device lab the cloud because that is what Testsigma supports. Option to choose multiple labs for test automation. via chrome developer tools. via emulators/simulators.

Cloud 82

Cloud Testing Mobile Internet 82

Smashing Magazine

AUGUST 10, 2023

The other issue is that the data I’m getting back is based on lab simulations where I can add throttling, determine the device that’s used, and the network connection, among other simulated conditions. One type is called lab data. Observed data is the high-quality type of lab data used by tools like DebugBear and WebPageTest.

Speed 81

Speed Monitoring Testing Network 81

Percona

MAY 8, 2023

Lab environment – The lab environment contains below servers: One primary and two replicas running on Postgres version 12 One server running on PostgreSQL version 15 Server Details IP Address PostgreSQL Version Primary 10.0.0.25 12 Replica1 10.0.0.80 12 Replica2 10.0.0.40

C++ 101

C++ Servers Database Open Source 101