Trending Articles

Dynatrace introduces support for Microsoft Azure Lighthouse to provide manageability at scale

Dynatrace

Dynatrace news. Managing multi-customer environments at scale is a challenge that many Managed Service Providers (MSP) face today.

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Fully Managed PostgreSQL Hosting on AWS and Azure Launches in Time For Legacy Migrations

Scalegrid

PALO ALTO, Calif., July 17, 2019 – ScaleGrid, a leader in the Database-as-a-Service (DBaaS) space, has just announced support for PostgreSQL hosting in the cloud. The fully managed platform allows organizations to automate their time-consuming PostgreSQL operations, focus on database development, and optimize performance with advanced monitoring, high availability, and disaster recovery on AWS and Azure.

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Troubleshooting Knative Prometheus GC Issues with Dynatrace

Dynatrace

Dynatrace news. In my current work, I spend a lot of time with keptn – an Open Source Control Plane for Continuous Deployment and Automated Operations. I deployed keptn on a GKE cluster and it’s been running there for the past couple of weeks.

2019 Open Source Database Report: Top Databases, Public Cloud vs. On-Premise, Polyglot Persistence

High Scalability

Ready to transition from a commercial database to open source, and want to know which databases are most popular in 2019? Wondering whether an on-premise vs. public cloud vs. hybrid cloud infrastructure is best for your database strategy? Or, considering adding a new database to your application and want to see which combinations are most popular?

The Best Way to Host MySQL on Azure Cloud

Scalegrid

Are you looking to get started with the world’s most popular open-source database, and wondering how you should setup your MySQL hosting ? So many default to Amazon RDS, when MySQL performs exceptionally well on Azure Cloud. While Microsoft Azure does offer a managed solution, Azure Database, the solution has some major limitations you should know about before migrating your MySQL deployments.

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Regression Testing: Tools and Techniques

DZone

Regression Testing, by its definition, is a type of software testing to confirm that a recent program or code change has not adversely affected existing features. It is done to make sure that the existing application is intact with the newly added features and nothing is broken.

BPF Performance Tools: Linux System and Application Observability (book)

Brendan Gregg

BPF (eBPF) tracing is a superpower that can analyze everything, and I'll show you how in my upcoming book BPF Performance Tools: Linux System and Application Observability , coming soon from Addison Wesley.

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Re-Architecting the Video Gatekeeper

The Netflix TechBlog

By Drew Koszewnik This is the story about how the Content Setup Engineering team used Hollow, a Netflix OSS technology, to re-architect and simplify an essential component in our content pipeline?—?delivering delivering a large amount of business value in the process.

2019 Top Slack Channels for Software Testers

DZone

Slack is the hottest collaboration tool in the market today, both as an internal tool for teams working together and for external groups who share similar interest and need a place to collaborate and share ideas.

Software engineering for machine learning: a case study

The Morning Paper

Software engineering for machine learning: a case study Amershi et al., ICSE’19. Previously on The Morning Paper we’ve looked at the spread of machine learning through Facebook and Google and some of the lessons learned together with processes and tools to address the challenges arising.

Improved PHP monitoring with even less overhead!

Dynatrace

Dynatrace news. Anything you want to do on a web server, you can do with PHP. This is why PHP is such a popular programming language for web development. Here are some statistics: PHP now accounts for about 79% of the server-side programming used on the Internet.

Bringing Rich Experiences to Memory-constrained TV Devices

The Netflix TechBlog

Bringing Rich Experiences to Memory-Constrained TV Devices By Jason Munning, Archana Kumar, Kris Range Netflix has over 148M paid members streaming on more than half a billion devices spanning over 1,900 different types.

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PREVIEW : SentryOne Plan Explorer Extension for Azure Data Studio

SQL Performance

I have been looking forward to writing this blog post for months. MONTHS. Last year, I got together with one of my dev teams at SentryOne – they call themselves the SQL Injectors – to talk about the possibility of replicating Plan Explorer functionality inside of Azure Data Studio.

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Unit Testing in ReactJS using Jest and Enzyme

DZone

According to Michael Feathers, “Any code that has no tests is a legacy code.” So as a developer it is your duty to avoid creating legacy code by using test-driven development (TDD). There are many tools available for unit testing in ReactJS but we will be going through Enzyme and Jest.

Machine learning systems are stuck in a rut

The Morning Paper

Machine learning systems are stuck in a rut Barham & Isard, HotOS’19. In this paper we argue that systems for numerical computing are stuck in a local basin of performance and programmability.

Dynatrace incorporates Hackerone’s bug bounty program into its security playbook

Dynatrace

Dynatrace news. Customers deserve to use a secure product, and Dynatrace has continuously upgraded its game in improving the security of its software. We’ve recently joined forces with Hackerone , the industry leader in external bug bounty programs.

Narratives to Drive Exponential Learning

Edge Perspectives

In our Big Shift world, the imperative of scalable learning is becoming increasingly urgent. If we’re smart about it, we have the potential to unleash the potential of exponential learning.

Nested window functions in SQL

SQL Performance

The ISO/IEC 9075:2016 standard (SQL:2016) defines a feature called nested window functions. This feature allows you to nest two kinds of window functions as an argument of a window aggregate function.

Top 5 Myths About QA Testing

DZone

Quality assurance (QA) testing is an essential part of the software development process, involving the identification of bugs in products to ensure they are as error-free as possible. Unfortunately, there are also a lot of misconceptions about what QA testing and QA services actually entail. Today, many companies engage in software QA outsourcing , sometimes using offshore testing services, while some still keep their QA services in-house.

Automating chaos experiments in production

The Morning Paper

Automating chaos experiments in production Basiri et al., ICSE 2019. Are you ready to take your system assurance programme to the next level?

Partner Spotlight: end-to-end data flow across the entire enterprise with ZigiWave and Dynatrace

Dynatrace

Dynatrace news. Welcome to the third edition of Dynatrace Partner Spotlight! This month we’re presenting ZigiWave – the company behind ZigiOps, the software that allows enterprises to share relevant data seamlessly between their management systems.

View from Nutanix storage during Postgres DB benchmark

n0derunner

A quick look at how the workload is seen from the Nutanix CVM. In this example from prior post. The Linux VM running postgres has two virtual disks – one taking transaction log writes. The other is doing reads and writes from the main datafiles.

User-centric Metrics Matter to Ecommerce. Start with These Five.

Rigor

Reading Time: 8 minutes Whether your ecommerce business is 100% online or you supplement with bricks and mortar, your website is a critical revenue driver. When your website isn’t performing optimally, you risk not only your revenue but also your reputation as a trusted resource.

Skills Required To Be A Perfect Performance Engineer

DZone

Performance testing and engineering is always a niche area with many challenging objectives across the globe. The challenge of performance testing with performance engineering is far more complex and requires one to be multi-skilled to find problems/issues/defects.

Data Shapley: equitable valuation of data for machine learning

The Morning Paper

Data Shapley: equitable valuation of data for machine learning Ghorbani & Zou et al., ICML’19. It’s incredibly difficult from afar to make sense of the almost 800 papers published at ICML this year ! In practical terms I was reduced to looking at papers highlighted by others (e.g.

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What Web Designers Can Do To Speed Up Mobile Websites

Smashing Magazine

What Web Designers Can Do To Speed Up Mobile Websites. What Web Designers Can Do To Speed Up Mobile Websites. Suzanne Scacca. 2019-06-26T14:00:59+02:00. 2019-06-26T14:06:48+00:00. I recently wrote a blog post for a web designer client about page speed and why it matters.

Is Intel Doomed in the Server CPU Space?

SQL Performance

If you have been paying attention to the technology press over the past 12-18 months, you may have noticed a rather large number of negative stories about Intel's processor business.

Analyzing API Performance by Day of the Week

DZone

My last post showed how the API Science API can be utilized to create a graphical analysis of API performance binned by the hour of the day. In this post, we use data extracted from the API Science API to analyze the performance of an API by day of the week.

One SQL to rule them all: an efficient and syntactically idiomatic approach to management of streams and tables

The Morning Paper

One SQL to rule them all: an efficient and syntactically idiomatic approach to management of streams and tables Begoli et al., SIGMOD’19. In data processing it seems, all roads eventually lead back to SQL!

Improved error handling for IBM Integration Bus (IIB) message flows

Dynatrace

Dynatrace news. As one of the most widely used enterprise service buses, IBM Integration Bus helps enterprises to connect different types of applications by defining message flows between them.

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Inspired Design Decisions: Pressing Matters

Smashing Magazine

Inspired Design Decisions: Pressing Matters. Inspired Design Decisions: Pressing Matters. Andrew Clarke. 2019-07-11T12:30:59+02:00. 2019-07-11T11:39:07+00:00.

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Continuous Testing in Software Development can Ensure Excellence in Quality

Kovair

The infotainment and entertainment industry has undergone a phenomenal change with online channels and providing features such as movies and other content on demand. Similarly, The post Continuous Testing in Software Development can Ensure Excellence in Quality appeared first on Kovair Blog.

How to Make Simple End-To-End Tests With JavaTea

DZone

Although automated testing is an effective way to validate web applications, creating automated tests is time-consuming and maintaining the tests is painful. End-to-end testing is especially complex and taking time to execute.

The convoy phenomenon

The Morning Paper

The convoy phenomenon Blasgen et al., IBM Research Report 1977 (revised 1979). Today we’re jumping from HotOS topics of 2019, to hot topics of 1977! With thanks to Pat Helland for the recommendation, and with Jim Gray as one of the authors, we have a combination that’s very hard to ignore :).

Discover frustrating user experiences with automatic rage click detection

Dynatrace

Dynatrace news. Applications often deliver frustrating user experiences that result from bad performance, poor operational health, or unexpected errors. In some instances, however, bad user experience stems from usability issues in product design or development.

The Ultimate Guide To Building Scalable Web Scrapers With Scrapy

Smashing Magazine

The Ultimate Guide To Building Scalable Web Scrapers With Scrapy. The Ultimate Guide To Building Scalable Web Scrapers With Scrapy. Daniel Ni. 2019-07-16T14:30:59+02:00. 2019-07-16T14:35:52+00:00.

7 pitfalls that could ruin your app testing cycle

TechBeacon Testing

Automated testing may be increasingly popular, but it doesn't eliminate the need for manual testing. Proper manual testing increases application usability, especially during user acceptance testing. App Dev & Testing, Testing, Application Testing