Benchmarking Netflix Dynomite with Redis on AWS

by Alex Giamas on  Feb 03, 2016

Last year, Netflix Cloud Database Engineering (CDE) team introduced Dynomite. Dynomite is a proxy layer, aiming to turn any non-distributed database into a sharded, multi-region replication aware distributed database system. Now Netflix released a benchmark using Dynomite with Redis in AWS infrastructure.

How Airbnb Uses Net Promoter Score to Predict Guest Rebooking

by Srini Penchikala on  Feb 02, 2016 1

Net Promoter Score (NPS) is a customer loyalty metric used to determine the likelihood that a customer will return to a company's website or use their service again. Airbnb uses NPS extensively in measuring the customer loyalty, as a more effective measurement to determine the likelihood that a customer will return to book again or recommend the company to their friends.

Hazelcast Version 3.6 Features Performance Improvements and Cloud Management

by Victor Grazi on  Jan 25, 2016

Hazelcast has released version 3.6 of their flagship in-memory grid and caching software, featuring numerous performance improvements and new cloud management and container deployment options.

Yahoo Open-Sources DataSketches for Faster Operations Over Streams

by Abraham Marín Pérez on  Jan 20, 2016

Yahoo has open-sourced DataSketches, a library written in Java for stochastic streaming algorithms. DataSketches is able to perform traditionally expensive operations, like counting distinct occurrences of a variable within a stream, using a fraction of time and memory and with a predictable error margin.

Riley Newman on How Airbnb Uses Data Science

by Jérôme Serrano on  Jan 10, 2016

Riley Newman, head of data science at Airbnb, recently published an article describing how the Californian startup defines and uses data science. He explains that data can be seen as the voice of the customers, and data science as an act of interpretation. He also details several initiatives that have been particularly important for scaling data science.

Yahoo! Benchmarks Apache Flink, Spark and Storm

by Abel Avram on  Dec 23, 2015

Yahoo! has benchmarked three of the main stream processing frameworks: Apache Flink, Spark and Storm.

MongoDB Hits 3.2 and Becomes Enterprise Ready

by Alex Giamas on  Nov 25, 2015

MongoDB recently announced the newest version of its NoSQL database synonymous product. Building upon the new features introduced in 3.0 release, 3.2 is expanding and solidifying MongoDB’s interest towards the corporate world.

IBM Commits to Advance Apache Spark

by Alex Giamas on  Nov 20, 2015

Earlier last month in Las Vegas, at IBM Insight 2015, IBM announced a major commitment to the Apache Spark project. Referring to it as “potentially the most significant open source project of the next decade” tells a lot about how important IBM believes Apache Spark is. With IDC reporting that 80% of cloud applications in the future will be data intensive, Apache Spark can unlock previously...

DMTK, a Machine Learning Toolkit from Microsoft

by Abel Avram on  Nov 13, 2015

About the same time Google announced open sourcing TensorFlow, Microsoft has pushed to GitHub DMTK, a Distributed Machine Learning Toolkit. While Google has released a one-machine version of TensorFlow, DMTK runs on a cluster of machines.

TensorFlow: Google Open Sources Their Machine Learning Tool

by Abel Avram on  Nov 09, 2015

TensorFlow is a machine learning library created by the Brain Team researchers at Google and now open sourced under the Apache License 2.0. TensorFlow is detailed in the whitepaper TensorFlow: Large-Scale Machine Learning on Heterogeneous Distributed Systems. The source code can be found on Google Git.

Teradata Announces New Software for Real-Time Analysis of Internet of Things Data

by Kevin Farnham on  Nov 06, 2015 1

At its 2015 Partners User Group Conference, Teradata announced two new software capabilities for real-time ingestion and analysis of massive streams of IoT data. While the Teradata Listener software enables "listening" to multiple, diverse IoT data streams in real time, the new Teradata Aster Analytics on Hadoop software provides scalable analysis of massive IoT data streams.

DistributedLog at Twitter for High Performance Logging

by Alex Giamas on  Oct 20, 2015

Twitter is using replicated logs for high performance data collection and analysis of its systems. DistributedLog is the system developed at Twitter for this purpose. Twitter has developed a distributed key-value database, Manhattan. Manhattan can trade consistency for latency in reads following the eventually consistent data model. We examine Twitter's design and tradeoffs for DistributedLog.

Amazon Announces QuickSight - Business Intelligence for Big Data on AWS

by Matt Kapilevich on  Oct 09, 2015

Amazon has announced QuickSight at AWS Re:invent conference. QuickSight a complete Business Intelligence solution to help customers gain insights from the data they have stored in AWS.

Salesforce Enters IoT Market

by Kent Weare on  Oct 01, 2015

At Salesforce’s recent Dreamforce conference, the company announced an upcoming IoT platform that will allow for the ingestion of real time data and turn it into actionable tasks across its suite of cloud based services.

Hortonworks Addresses the IoAT with DataFlow Based on NiFi

by Abel Avram on  Sep 25, 2015

Hortonworks has quietly made available the DataFlow platform which is based on Apache NiFi and attempts to solve the processing needs of the IoAT.

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