October, 2019

PostgreSQL Trends: Most Popular Cloud Providers, Languages, VACUUM, Query Management Strategies & Deployment Types in Enterprise

Scalegrid

PostgreSQL popularity is skyrocketing in the enterprise space. As this open source database continues to pull new users from expensive commercial database management systems like Oracle, DB2 and SQL Server, organizations are adopting new approaches and evolving their own to maintain the exceptional performance of their SQL deployments. We recently attended the PostgresConf event in San Jose to hear from the most active PostgreSQL user base on their database management strategies.

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Knowledge is power – how your QA/test teams can help you accelerate your value delivery 

Tasktop

As the digital demands of the business continue to escalate, software delivery teams are under extraordinary pressure to deliver more work faster.

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Database Metrics

SQL Shack

Summary There is a multitude of database metrics that we can collect and use to help us understand database and server resource consumption, as well as overall usage. This data can include hardware statistics, such as measures of CPU or memory consumed over time.

CIO research: Cloud complexity of growing concern

Dynatrace

Dynatrace news. My favorite slide, that I used in nearly every one of my presentations, is a simple statement; “You have one of the hardest jobs in the world.”. I see people nod their head, smile and sometimes pull out a phone and take a photo.

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Top Seven Browser Compatibility Testing Tools For Developers in 2019

DZone

Some valuable browser testing tools. When talking about website or web app development, one thing that developers are most concerned about is cross-browser compatibility. As you know, there are multiple things involved in creating a website, such as planning, designing, testing, etc.

Delta: A Data Synchronization and Enrichment Platform

The Netflix TechBlog

PostgreSQL Connection Pooling: Part 1 – Pros & Cons

Scalegrid

A long time ago, in a galaxy far far away, ‘threads’ were a programming novelty rarely used and seldom trusted. In that environment, the first PostgreSQL developers decided forking a process for each connection to the database is the safest choice.

More Trending

Overlooked T-SQL Gems

SQL Performance

My good friend Aaron Bertrand inspired me to write this article. He reminded me of how sometimes we take things for granted when they seem obvious to us and don't always bother checking the full story behind them.

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Improved content validation for Synthetic browser and clickpath monitors

Dynatrace

Dynatrace news. With the release of Dynatrace 1.178, we’ve added a new type of content validation capability for synthetic browser and clickpath monitors. The contains visible text option mimics the Find (Ctrl+F/Cmd+F) functionality of a web browser.

Solving Performance Hotspots With Memory Pooling in Go

DZone

Solve performance hotspots like solving a puzzle. You may also like: Optimizing Database Performance and Efficiency. Introduction. Igneous is an unstructured data management company. We move bytes back and forth — that’s what we do.

How Netflix microservices tackle dataset pub-sub

The Netflix TechBlog

By Ammar Khaku Introduction In a microservice architecture such as Netflix’s, propagating datasets from a single source to multiple downstream destinations can be challenging.

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What’s the Best PostgreSQL High Availability Framework? PAF vs. repmgr vs. Patroni Infographic

Scalegrid

Wondering which high availability framework to use for your PostgreSQL deployments ? We compared the top 3 frameworks, PostgreSQL Automatic Failover (PAF) vs. Replication Manager (repmgr) vs. Patroni , in our Managing High Availability in PostgreSQL series.

150 successful machine learning models: 6 lessons learned at Booking.com

The Morning Paper

150 successful machine learning models: 6 lessons learned at Booking.com Bernadi et al., KDD’19. Here’s a paper that will reward careful study for many organisations.

HammerDB: Avoiding bottlenecks in client.

n0derunner

HammerDB is a great tool for running Database benchmarks. However it is very easy to create an artificial bottleneck which will give a very poor benchmark result.

AI-powered custom log metrics for faster troubleshooting

Dynatrace

Dynatrace news. You might already use Dynatrace Log Monitoring to gain direct access to the log content of your system’s mission-critical processes. Log Monitoring is a great way to search for text patterns like log files with errors or exceptions.

22 Reasons Why Test Automation Fails For Your Web Application

DZone

Automation testing in progress. I can relate to the feeling where you wish to achieve flawless automation testing in the blink of an eye! On the other hand, I also understand the apprehension that is causing you to delay test automation.

Open-sourcing Polynote: an IDE-inspired polyglot notebook

The Netflix TechBlog

Jeremy Smith , Jonathan Indig , Faisal Siddiqi We are pleased to announce the open-source launch of Polynote : a new, polyglot notebook with first-class Scala support, Apache Spark integration, multi-language interoperability including Scala, Python, and SQL, as-you-type autocomplete, and more.

How to Improve MySQL AWS Performance 2X Over Amazon RDS at The Same Cost

Scalegrid

AWS is the #1 cloud provider for open-source database hosting, and the go-to cloud for MySQL deployments. As organizations continue to migrate to the cloud, it’s important to get in front of performance issues, such as high latency, low throughput, and replication lag with higher distances between your users and cloud infrastructure.

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Applying deep learning to Airbnb search

The Morning Paper

Applying deep learning to Airbnb search Haldar et al., KDD’19. Last time out we looked at Booking.com’s lessons learned from introducing machine learning to their product stack.

Measuring CPU performance with X-Ray and pgbench.

n0derunner

Nutanix X-Ray is well known for being able to model IO/Storage workloads, but what about workloads that are CPU bound? X-Ray can run Ansible scripts on the X-Ray worker VMs, and by doing so we are able to provision almost any application.

Automation is a must-have for monitoring complex environments

Dynatrace

Dynatrace news. As you know, applications are becoming exponentially more complex and dynamic thanks to cloud, containers and microservices.

Cross-Browser Testing: Best Practices and Useful Resources

DZone

Wine testing.browser testing.what's the difference? In the earlier days of web development, executing cross-browser testing used to be very easy.

Open Sourcing Mantis: A Platform For Building Cost-Effective, Realtime, Operations-Focused…

The Netflix TechBlog

How to Improve MySQL AWS Performance 2X Over Amazon RDS at The Same Cost

High Scalability

AWS is the #1 cloud provider for open-source database hosting, and the go-to cloud for MySQL deployments. As organizations continue to migrate to the cloud, it’s important to get in front of performance issues, such as high latency, low throughput, and replication lag with higher distances between your users and cloud infrastructure.

AWS 100

“I was told to buy a software or lose my computer: I ignored it.” A study of ransomware

The Morning Paper

“I was told to buy a software or lose my computer. I ignored it”: a study of ransomware Simoiu et al., SOUPS 2019. This is a very easy to digest paper shedding light on the prevalence of ransomware and the characteristics of those most likely to be vulnerable to it.

Two kernel mysteries and the most technical talk I've ever seen

Brendan Gregg

If you start digging into Linux kernel internals, like function disassembly and profiling, you may run into two mysteries of kernel engineering, as I did: 1. What is this "__fentry__" stuff at the start of _every_ kernel function? Profiling? Why doesn't it massively slow down the Linux kernel?

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Make smarter business decisions with newly enhanced user session queries

Dynatrace

Dynatrace news. Only when you have an accurate picture of how your end users experience your applications can you take necessary action to boost the success of your business. For example, as a business owner, you might want to view your conversion goals in context with your application’s error rates.

The Marvel of Observability

DZone

Marvel at this article! You may also like: The Observability Pipeline. “[You’ve] You’ve] been fighting with one arm behind your back. What happens when [you’re] finally set free?” — Paraphrasing Carol Danvers, a.k.a. Captain Marvel.

ML Platform Meetup: Infra for Contextual Bandits and Reinforcement Learning

The Netflix TechBlog

Faisal Siddiqi Infrastructure for Contextual Bandits and Reinforcement Learning?—? theme of the ML Platform meetup hosted at Netflix, Los Gatos on Sep 12, 2019. Contextual and Multi-armed Bandits enable faster and adaptive alternatives to traditional A/B Testing.

Recipes for Performance Testing Single Page Applications in WebPageTest

CSS - Tricks

WebPageTest is an online tool and an Open Source project to help developers audit the performance of their websites. As a Web Performance Evangelist at Theodo , I use it every single day.

In-toto: providing farm-to-table guarantees for bits and bytes

The Morning Paper

in-toto: providing farm-to-table guarantees for bits and bytes Torres-Arias et al., USENIX Security Symposium 2019. Small world with high risks did a great job of highlighting the absurd risks we’re currently carrying in many software supply chains. There are glimmers of hope though.

Why Compatibility Testing is at the Core of Digital Transformation

Kovair

In today’s digital world the importance of compatibility testing is vital to ensure an app or software performs well in all environments and also meets. Test Management Continuous Testing

Full visibility into your serverless stack with AI-powered FaaS monitoring

Dynatrace

Dynatrace news. Application workloads that are based on serverless functions—especially AWS Lambda, Azure Functions, and Google Cloud Functions— are a key trend in cloud-first application development and operations.

Java Performance Tools: Nine Types of Tools You Need to Know!

DZone

Something to test Java's performance. Managing an application’s performance, and specifically keeping it in good condition, is one of the hardest challenges in software development. That’s true for virtually any programming language and platform.

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Google Lighthouse vs Rigor

Rigor

Reading time 11 min As companies become more aware of the importance of web performance, internal teams begin to research tools they can use to use to track their metrics and improve the user experience of their websites and applications.

Switching from LoadRunner 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 from LoadRunner to a New Breed of Application and Performance Testing appeared first on Apica. Application Testing Cloud Digital Experience Load Testing

Detecting and characterizing lateral phishing at scale

The Morning Paper

Detecting and characterizing lateral phishing at scale Ho et al., USENIX Security Symposium 2019. This is an investigation into the phenomenon of lateral phishing attacks.