Sat.Nov 09, 2019 - Fri.Nov 15, 2019

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The Netflix TechBlog

Page Simulation for Better Offline Metrics at Netflix by David Gevorkyan , Mehmet Yilmaz , Ajinkya More , Gaurav Agrawal , Richard Wellington , Vivek Kaushal , Prasanna Padmanabhan , Justin Basilico At Netflix, we spend a lot of effort to make it easy for our members to find content they will love.

Latest Software Testing Trends in 2020

Kovair

2020 is certainly going to push the Information Technology industry to greater heights. Hence, the advancement in all engineering fields including the software is sure. Technologies Test Management Software development

Failure Modes and Continuous Resilience

Adrian Cockcroft

A resilient system continues to operate successfully in the presence of failures. There are many possible failure modes, and each exercises a different aspect of resilience.

Memory Wasted by Spring Boot Application

DZone

Spring chickens and spring boots! One of the widely wasted resources in the world today is Memory. Due to inefficient programming, a surprising (sometimes ‘shocking’) amount of memory is wasted. We see this pattern repeated in several enterprise applications.

Making it Easier to Manage a Production PostgreSQL Database

Scalegrid

The past several years have seen increasing adoption for PostgreSQL. PostgreSQL is an amazing relational database. Feature-wise, it is up there with the best, if not the best. There are many things I love about it – PL/ PG SQL, smart defaults, replication (that actually works out of the box), and an active and vibrant open source community. However, beyond just the features, there are other important aspects of a database that need to be considered.

Row numbers with nondeterministic order

SQL Performance

The ROW_NUMBER window function has numerous practical applications, well beyond just the obvious ranking needs. Most of the time, when you compute row numbers, you need to compute them based on some order, and you provide the desired ordering specification in the function's window order clause.

Snap: a microkernel approach to host networking

The Morning Paper

Snap: a microkernel approach to host networking Marty et al., SOSP’19. This paper describes the networking stack, Snap , that has been running in production at Google for the last three years+.

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Just starting out with test automation? Don't make this mistake

TechBeacon Testing

I often work with clients who are either just beginning, or trying to grow, their test automation capabilities, and more often than not they all make the same, fatal mistakes. App Dev & Testing, Testing, Test Automation

A Day in the Life of … a Senior Flow Advisor at Tasktop

Tasktop

Welcome back to the second installment of ‘A Day in the Life of a Tasktopian’. This week, we’re hopping across the pond to the UK to meet one of our amazing Senior Flow Advisors, Laksh Ranganathan, to learn more about how Laksh works across multiple time zones, while maintaining a work-life-balance.

Taiji: managing global user traffic for large-scale Internet services at the edge

The Morning Paper

Taiji: managing global user traffic for large-scale internet services at the edge Xu et al., SOSP’19.

Plan Your Software Testing Life Cycle for Total Coverage

DZone

Make a plan. You may also like: Software Testing Life Cycle. Preparation turns big problems into little ones, and it turns bug problems into little sprints.

What You Need to Know About the Difference Between JMeter 4 and 5

Abstracta

Using JMeter 5? Understand this key difference that will impact how you set up your tests… At Abstracta, we’ve been experimenting recently with JMeter 4 and 5 (the. The post What You Need to Know About the Difference Between JMeter 4 and 5 appeared first on Abstracta Software Testing Services.

Switching to a New Breed of Application and Performance Testing

Apica

With the continued growth of applications being used in and out of an organization, getting a firm grasp on the Read More. The post Switching to a New Breed of Application and Performance Testing appeared first on Apica. Application Testing Load Testing

Scaling symbolic evaluation for automated verification of systems code with Serval

The Morning Paper

Scaling symbolic evaluation for automated verification of systems code with Serval Nelson et al., SOSP’19. Serval is a framework for developing automated verifiers of systems software. It makes an interesting juxtaposition to the approach Google took with Snap that we looked at last time out.

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Improving Spark Memory Resource With Off-Heap In-Memory Storage

DZone

Improve your Spark memory. In the previous tutorial , we demonstrated how to get started with Spark and Alluxio. To share more thoughts and experiments on how Alluxio enhances Spark workloads, this article focuses on how Alluxio helps to optimize the memory utilization of Spark applications.

How to Build a Test Automation Strategy?

Simform

Software development is a path full of chaos. Here’s why! Software projects start with excess enthusiasm. It starts with the design, then comes the architectural pattern, and everything looks fine. Even ahead of the schedule. The post How to Build a Test Automation Strategy?

Infrastructure soup

Particular Software

When it starts to get colder outside I start to think about soup. I love soup, especially chili. But I don't want any of that watery gunk that's just tomato soup with a few lonely beans floating in there somewhere. No sir! I want it thick and chunky.

Dynatrace W3C Trace Context support provides more interoperability between monitoring environments

Dynatrace

Dynatrace news. As the popularity of microservices architecture increases, more teams are getting involved with the delivery of individual product features.

IaaS vs PaaS: Infrastructure as a Service VS Platform as a Service

DZone

Infrastructure as a service. To begin with, many businesses are going online. They are relying heavily on the cloud to facilitate their clients, which demands to collect, storing, and processing a vast amount of data before it can be presented to the end-user as information.

How to Build a Test Automation Strategy?

Simform

Software development is a path full of chaos. Here’s why! Software projects start with excess enthusiasm. It starts with the design, then comes the architectural pattern, and everything looks fine. Even ahead of the schedule. The post How to Build a Test Automation Strategy?

Stuff The Internet Says On Scalability For November 15, 2019

High Scalability

Don't miss all that the Internet has to say on Scalability, click below and become eventually. consistent with all scalability knowledge (which means this post has many more items to read so please keep on reading). hot links

AI-powered, automated observability and deep visibility into serverless apps running on Google Cloud Run

Dynatrace

Dynatrace news. Cloud Run brings serverless to containers. You can run containers on Cloud Run for Anthos for consistency between on-prem and cloud environments, or in fully managed Cloud Run environments.

How to Run Video Streaming Performance Tests With the HLS Plugin for JMeter

DZone

Find out how to run video streaming performance tests! Using open-source tools to stress test video streaming at scale. open source performance load testing jmeter streaming stress testing hls live streaming tableau online tutorial

HammerDB v3.3 event driven scaling

HammerDB

HammerDB v3.3 includes a new feature called event driven scaling to enable the scaling of virtual users to thousands of sessions running with keying and thinking time enabled.

Sponsored Post: Fauna, Sisu, Educative, PA File Sight, Etleap, PerfOps, Triplebyte, Stream

High Scalability

Who's Hiring? Sisu Data is looking for machine learning engineers who are eager to deliver their features end-to-end, from Jupyter notebook to production, and provide actionable insights to businesses based on their first-party, streaming, and structured relational data. Apply here. 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 ). Apply here.

Leverage the power of Davis AI for your Apigee Edge services (Preview)

Dynatrace

Dynatrace news. Apigee Edge is a powerful platform for developing and managing APIs. Rather than having application developers consume your services directly, they access an API proxy created on Apigee Edge.

Dynatrace Managed release notes version 1.180

Dynatrace

Dynatrace news. New features and enhancements. Securing SSO via SAML signing SSL certificate. In Dynatrace we treat security seriously and it’s our priority number one. Recently, there were some concerns when using SAML protocol in Single Sign-On service.

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