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.
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.
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.
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.
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.
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 .
Splunk is jumping into the service-monitoring sector with a new visualization called IT Service Intelligence.
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.
A few months after its beta launch, Google has announced the general availability of preemptible virtual machines as part of the Google Compute Engine cloud. Preemptible VMs have a lower price than other types of VMs that Google offers, but they can be shut down at any moment by Google with a 30 sec warning.
Parse for IoT, the line of SDKs that Parse announced at F8 2015, has been extended to include support for four additional microcontrollers.
Since being acquired by Salesforce five years ago, Heroku has continued to evolve as a developer-focused, standalone PaaS. The recent beta announcement of Heroku Private Spaces – included in the Heroku Enterprise bundle and part of the new Salesforce App Cloud – addresses a key Ops security concern while also bringing clarity to the question of how to use Salesforce and Heroku together.
An interview about recent developments in requirement definition and management, how agile teams handle requirements and which problems they face in their daily work, using interactive diagrams and prototypes for conveying requirements, how interactive prototyping can be used with a lean startup approach, and what the future will bring us in requirements definition and management.
IBM has announced LinuxONE, a Linux-only hardware portfolio which runs SUSE, Red Hat or Ubuntu distributions and adds support for different open-source tools such as Docker and Chef. This offering is targeted to both large enterprises and mid-size businesses.
James Governor from RedMonk has written about how immutable infrastructure approaches are applicable to microservices. In his view, all microservices must be immutable and developers will observe the same benefits which others are already seeing in lower layers of the software stack.
It is now possible to run Windows-specific software inside containers. Windows Server 2016 Technical Preview 3 is the first Windows release to support this technology. Windows Server Containers offer very similar capabilities to Linux containers, but in the context of the Windows ecosystem. Docker also released its own technical preview that showcases how it's able to manage Windows containers.