An article by Jin Scott - A tale of two clusters: Mesos and YARN – describes hardware silos created by using different resource managers on different hardware clusters, most popular being Mesos and Yarn and introduces Myriad – a solution allowing to run a YARN cluster on Mesos.
CoreOS announced the availability of etcd 2.0, the first stable version of the open source distributed key-value store.
FoundationDB has announced the general availability of SQL Layer, and ANSI SQL engine that runs on top of their key-value store. The result is a relational database backed up by a scalable, fault-tolerant, shared-nothing, distributed NoSQL store with support for multi-key ACID transactions.
CoreOS has announced the first CoreOS stable release, CoreOS 367.1.0, including Linux 3.15.2 and Docker 1.0.1, and supported across several platforms through the CoreOS Managed Linux product.
Elasticsearch released version 1.0.0 of its self-titled, open-source analytics tool. Elasticsearch is a distributed search engine which allows for real-time data analysis in big-data environments. The new version comes with various functional enhancements and changes to the API to make Elasticsearch more intuitive and powerful to use.
Mark McGranaghan gave his talk about "High Availability at Heroku" at QCon London 2012. His most important points and take-aways are summarized in this report.