Sat.Mar 07, 2020 - Fri.Mar 13, 2020

How to Estimate Web Performance Impact Before Making Fixes


Web Performance is important for user experience and business metrics. Estimating its impact is key to be able to prioritize it, yet it’s difficult to quantify its benefits until the work has been done. We need to break this chicken-and-egg loop.

Go web-scale by providing Dynatrace Managed as a service to your teams


Dynatrace news. “I I now have 20 teams using Dynatrace. Within the next 2 quarters we will move our app teams to the cloud. I will then have to onboard more than 150 teams to Dynatrace! How can I do this effectively while maintaining configuration consistency across the teams?”. –

Cloud 230

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Ready for changes with Hexagonal Architecture

The Netflix TechBlog

by Damir Svrtan and Sergii Makagon As the production of Netflix Originals grows each year, so does our need to build apps that enable efficiency throughout the entire creative process.

Java vs. Go Microservices - Load testing (Rematch)


When Go first appeared in November 2009, we didn't hear much about it, and our first interaction happened in 2012 when Go version 1 was officially released by Google.

Java 192

Stuff The Internet Says On Scalability For March 13th, 2020

High Scalability

p>Hey, it's HighScalability time! The top 10,000 most spoken words in English represented by a point in hundreds of dimensions where the distance and direction between points encodes the relationship between words. roadmaps ). Do you like this sort of Stuff? Without your support on Patreon this kind of Stuff can't happen. You are that important to the fate of the intelligent world. Know someone who wants to understand the cloud? I wrote Explain the Cloud Like I'm 10 just for them.

Dynatrace Business Continuity During COVID-19 


Dynatrace news.

Building an elastic query engine on disaggregated storage

The Morning Paper

Building an elastic query engine on disaggregated storage , Vuppalapati, NSDI’20. This paper describes the design decisions behind the Snowflake cloud-based data warehouse.

More Trending

SVT-AV1: an open-source AV1 encoder and decoder

The Netflix TechBlog

SVT-AV1: open-source AV1 encoder and decoder by Andrey Norkin , Joel Sole , Mariana Afonso , Kyle Swanson, Agata Opalach , Anush Moorthy , Anne Aaron SVT-AV1 is an open-source AV1 codec implementation hosted on GitHub [link] under a BSD + patent license.

Extend visibility into workload and cluster health by leveraging native Kubernetes events


Dynatrace news. Kubernetes has become the industry standard platform for running and managing containerized workloads at scale. The Kubernetes platform, at its core, is designed to maintain and keep up with a defined state for running workloads.

When correlation (or lack of it) can be causation

The Morning Paper

Rex: preventing bugs and misconfiguration in large services using correlated change analysis , Mehta et al., NSDI’20. Check before you change: preventing correlated failures in service updates , Zhai et al., NSDI’20. Today’s post is a double header.

Azure 107

Why We Leverage Multi-tenancy in Uber’s Microservice Architecture

Uber Engineering

The performance of Uber’s services relies on our ability to quickly and stably launch new features on our platform , regardless of where the corresponding service lives in our tech stack.

Setting Height And Width On Images Is Important Again

Smashing Magazine

Setting Height And Width On Images Is Important Again. Setting Height And Width On Images Is Important Again. Barry Pollard. 2020-03-09T11:30:00+00:00. 2020-03-09T13:41:45+00:00.

Ensure great customer experience on your mobile app by monitoring key user actions


Dynatrace news. From their favorite retailer to their favorite restaurant, today’s customers place great value on every interaction they have with a brand.

Mobile 192

LISA2019 Linux Systems Performance

Brendan Gregg

Systems performance is an effective discipline for performance analysis and tuning, and can help you find performance wins for your applications and the kernel. However, most of us are not performance or kernel engineers, and have limited time to study this topic.

International Women’s Day 2020


Today is International Women’s Day, a day to celebrate the great achievements of women across the globe, and a reminder for us to continue to work towards gender equality. This year’s theme is #EachforEqual, a call to action for creating a more equal world for all.

Database Design and Logical Asseveration for SQL Query Optimization

SQL Shack

Database design and Logical Asseveration play a vital role in database performance and SQL Query optimization. Both have different parameters to make your database and the query accurate. Database Design Database design plays an essential role in the database performance side.

Dynatrace Managed release notes version 1.188


Dynatrace news. New features and enhancements. New event type helps avoid unnecessary alerts for planned host downscaling. Customize Dynatrace analysis timeframes as never before with the new global timeframe selector. The post Dynatrace Managed release notes version 1.188 appeared first on Dynatrace blog. Product news Release notes Managed What's new


Why test suites fail—and how to avoid breakdowns

TechBeacon Testing

End-to-end (E2E) software testing suites, such as those written in Selenium, frequently fall derelict or fail outright. And while stories of E2E test suite failures are legion, they can all be categorized into two distinct groups: App Dev & Testing, Testing, Test Automation

How to identify SSD types and measure performance.


Start by identifying the exact SSD type by using lsscsi. lsscsi [1:0:0:0] cd/dvd QEMU QEMU DVD-ROM 2.5+ /dev/sr0 [2:0:0:0] disk ATA SAMSUNG MZ7LM1T9 404Q /dev/sda [2:0:1:0] disk ATA SAMSUNG MZ7LM1T9 404Q /dev/sdb [2:0:2:0] disk ATA SAMSUNG MZ7LM1T9 404Q /dev/sdc [2:0:3:0] disk ATA SAMSUNG MZ7LM1T9 404Q /dev/. Device Specs. The spec sheet for this ssd claims the following performance characteristics.

Execution Plans in SQL Server

SQL Shack

Introduction In this article, I’m going to explain what the Execution Plans in SQL Server are and how to understand the details of an execution plan by reading the various metrics available once we hover over the components in the plan.

ActiveGate release notes version 1.187


Dynatrace news. ActiveGate support changes. Due to the introduction of 64-bit host IDs, Dynatrace version 1.188 is the last version that accepts ActiveGate versions earlier than 1.154. With Dynatrace version 1.188, ActiveGate versions earlier than 1.154 are no longer be supported. Your action required If you have ActiveGates older than version 1.154 update them at your earliest convenience. The post ActiveGate release notes version 1.187 appeared first on Dynatrace blog.


Web performance testing: 18 free open-source tools to consider

TechBeacon Testing

The failure of a mission-critical web application can be costly. App Dev & Testing, Testing, Performance Testing, Web Performance

Characterizing, modeling, and benchmarking RocksDB key-value workloads at Facebook

The Morning Paper

Characterizing, modeling, and benchmarking RocksDB key-value workloads at Facebook , Cao et al., FAST’20. You get good at what you practice. Or in the case of key-value stores, what you benchmark.

Tasktop Viz Launched, Conquering the Cost of Delay 


At Tasktop, our mission is to help enterprises and governments catalyze the shift from Project to Product , enabling them to innovate, survive and thrive in the Age of Software.

OneAgent release notes version 1.187


Dynatrace news. 10 March, 2020. Added support for WildFly 18. Added support for MySQL 1.4.1, 1.5.0. Added support for PostgreSQL 1.2.0, 1.3.0. Upcoming support changes. Upcoming OneAgent support changes. OneAgent 1.189 will be the last OneAgent version that supports the following technologies. PHP 7.0. The vendor has de-supported this technology and version with 2018-12-03. Upcoming Operating systems support changes.

Why does my SSD not issue 1MB IO’s?


First things First. CDC 9762 SMD disk drive from 1974. Why do we tend to use 1MB IO sizes for throughput benchmarking? To achieve the maximum throughput on a storage device, we will usually use a large IO size to maximize the amount of data is transferred per IO request. The idea is to make the ratio of data-transfers to IO requests as large as possible to reduce the CPU overhead of the actual IO request so we can get as close to the device bandwidth as possible.

SQL Server 2019 Cumulative Update #3

SQL Performance

SQL Server 2019 Cumulative Update #3 is available, with 56 enhancements. The build number is 15.0.4023.6. The post SQL Server 2019 Cumulative Update #3 appeared first on SQL Server 2019

NServiceBus now supports Microsoft Extensions DependencyInjection

Particular Software

The history of dependency injection (DI) containers in.NET is almost as long as.NET itself. StructureMap and Castle Windsor were released in 2004, Spring.NET in 2005, and more after that, each with their own unique API, some more opinionated than others.

17 Powerful React Libraries to Try in 2020


Do you know the useful React libraries that can optimize the workflow of your project? Continue reading to know more about Reactjs ecosystem, UI component libraries, tools, and SDKs. The post 17 Powerful React Libraries to Try in 2020 appeared first on Insights on Latest Software Technologies - Simform Blog. Web Development