QCon SF '15:Uber, Facebook, Twitter, Netflix Case Studies; Adrian Crockcroft & Erik Meijer Confirmed

by Wes Reisz on  Oct 01, 2015

QCon San Francisco is coming up on November 16-18th and registrations are up 49% over last year. QCon’s annual practitioner-driven conference is designed for top-level software developers and influencers. A full schedule and list of talks is available at

Importance of Cultural Shift in Continuous Delivery Model

by Savita Pahuja on  Sep 29, 2015

Technology leaders are moving towards Continuous Delivery and Agile to accelerate business innovation.This post talks about the importance of cultural shift in successful Continuous Delivery implementation in the organizations.

HashiCorp Release Nomad Scheduler and Otto Application Delivery Tool

by Daniel Bryant on  Sep 28, 2015

At the inaugural HashiConf conference, held in Portland, USA, HashiCorp announced the release of a new distributed scheduler platform named ‘Nomad’ that is capable of scheduling containers, VMs and standalone applications; and a new application delivery tool named ‘Otto’ that builds upon the existing Vagrant tool by enabling the management of remote application deployments. Create a ‘Microscaling’ Framework for Apache Mesos

by Daniel Bryant on  Sep 27, 2015 have released a prototype ‘microscaling’ container demonstration running on the Apache Mesos cluster manager, which they claim starts and stops ‘priority 1’ and ‘priority 2’ containers more rapidly than traditional autoscaling approaches when given a simulated demand for the differing workloads. InfoQ discussed the goals and methodology of this approach with’s Ross Fairbanks.

Netflix’ Principles of Chaos Engineering

by Abel Avram on  Sep 26, 2015

Based on their experience with arbitrarily shutting down servers or simulating the shutdown of an entire data center in production, Netflix has proposed a number of principles of chaos engineering.

Creating an Agile Workplace

by Savita Pahuja on  Sep 25, 2015

An agile workplace is one that is constantly changing, adjusting and responding to organizational needs. How to create an Agile workplace and what are the benefits.

America runs out of IPv4 Addresses as IPv6 Usage Rises

by Alex Blewitt on  Sep 24, 2015

ARIN, the resource registry that hands out allocations for IPv4 addresses, has announced that it has no more IPv4 addresses to give out. Although this doesn't mean no more IPv4 addresses will be allocated, it has brought to an end the question of when such addresses will run out. Meanwhile, IPv6 usage continues to climb with the release of iOS 9.

Splunk ITSI: Adaptive Thresholds and Anomaly Detection

by Jonathan Allen on  Sep 24, 2015

In theory the operations team determines what the thresholds for warnings and alerts should be. But in practice, the operations team often have no idea what these values should be. Using machine learning techniques such as adaptive thresholds, Splunk ITSI solves this problem.

Splunk for DBAs

by Jonathan Allen on  Sep 24, 2015

The DBA’s primary job is to ensure that the business’s information is always available, with performance coming in at close second. We’ve already talked about optimizing distributed queries in Splunk and map-reduce queries in Hunk. In this report we expand upon that with more information that a DBA needs to know about Splunk databases.

Nginx Announces nginScript, a JavaScript-based Configuration Language

by David Iffland on  Sep 24, 2015

At this year's nginx.conf, Nginx has announced a preview of nginScript, a JavaScript-based server configuration language. Meant to accompany existing scripting offerings like Lua, nginScript will give technologists with experience in JavaScript a lower barrier to entry to create more advanced configuration and delivery options.

Puppet Enterprise 2015.2: An Interview With Michael Olson

by Matthias Marschall on  Sep 24, 2015

Puppet Labs’ latest version of Puppet Enterprise - version 2015.2 - includes new features like node graph visualization, inventory filtering, and a VMware vSphere module. It provides users with major enhancements of the Puppet Language and an updated web UI. InfoQ spoke with Michael Olson, Senior Product Marketing Manager at Puppet Labs .

Architecture, Tuning, and Troubleshooting a Splunk Indexer Cluster

by Jonathan Allen on  Sep 23, 2015

If you could handle all of the data you need to work with on one machine, then there is no reason to use big data techniques. So clustering is pretty much assumed for any installation larger than a basic proof of concept. In Splunk Enterprise, the most common type of cluster you’ll be dealing with is the Indexer Cluster.

Introducing Splunk IT Service Intelligence

by Jonathan Allen on  Sep 22, 2015

Splunk is jumping into the service-monitoring sector with a new visualization called IT Service Intelligence.

Splunk .conf 2015 Keynote

by Jonathan Allen on  Sep 22, 2015

Splunk opened their big data conference with an emphasis on “making machine data accessible, usable, and valuable to everyone”. This is a shift from their original focus: indexing arbitrary big data sources. Reasonably happy with their ability to process data, they want to ensure that developers, IT staff, and normal people have a way to actually use all of the data their company is collecting.

Theories for Modern Engineering Teams

by João Miranda on  Sep 22, 2015

After a 5-year stint, Kellan Elliott-McCrea, left Etsy. Elliott-McCrea was Etsy's CTO for the past 4 years and VP of Engineering before that. During those five years both the software product and the engineering team underwent radical changes. In the article announcing his departure, Elliott-McCrea expounds five theories that guided him through those changes.

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