InfoQ Homepage News
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Force12.io Create a ‘Microscaling’ Framework for Apache Mesos
Force12.io 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 Force12.io’s Ross Fairbanks.
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Stephen Colebourne/OpenGamma Release ElSql V 1.1
Stephen Colebourne and OpenGamma released v1.1 of ElSql, a library and DSL for managing SQL in external files. Colebourne is well known for his work as the spec lead of Java Time, a cornerstone of last year's Java 8 release, and for his creation of the Joda Time and Joda Money API's.
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Netflix’ Principles of Chaos Engineering
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.
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Hortonworks Addresses the IoAT with DataFlow Based on NiFi
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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Ratpack 1.0 Launches Aiming to make Asynchronous Programming Easier on the JVM
Ratpack, a high performance Java web framework, has reached 1.0 status. The 1.0 release is API-stable and can be considered production ready. The main thing that makes Ratpack interesting is the execution model, which aims to make asynchronous programming on the JVM easier.
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SpringXD being Re-architected and Re-branded to Spring Cloud Data Flow
Pivotal announced a complete re-design of Spring XD, its big data offering, during last week’s SpringOne2GX conference, with a corresponding re-brand from Spring XD to Spring Cloud Data Flow. The new product is focussed on orchestration.
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Agile Fluency at the Agile Alliance & Agile Open Northwest Open Space Conference
At the combined Agile Alliance and Agile Open Northwest Open Space event in Portland Declan Whelan and Diana Larsen led two sessions in which they explored the application of the Agile Fluency model for understanding and addressing technical debt and showed a game based on the model which teams can use to help them identify practices and principles they want to adopt based on their fluency goals
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Creating an Agile Workplace
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.
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America runs out of IPv4 Addresses as IPv6 Usage Rises
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.
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Splunk ITSI: Adaptive Thresholds and Anomaly Detection
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.
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Splunk for DBAs
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.
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Nginx Announces nginScript, a JavaScript-based Configuration Language
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.
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Scaled Scrum at Swiss Postal Services
Swiss Postal Services has used scaled Scrum with seven teams to replace a legacy system. InfoQ interviewed Ralph Jocham about how they scaled Scrum and dealt with legacy issues, using a definition of done, how they managed to deliver their system three months earlier than planned, and the main learnings from the project.
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Puppet Enterprise 2015.2: An Interview With Michael Olson
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 .
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Optimizing Distributed Queries in Splunk
Optimizing queries in Splunk’s Search Processing Language is similar to optimizing queries in SQL. The two core tenants are the same: Change the physics and reduce the amount of work done. Added to that are two precepts that apply to any distributed query.