Daniel Schauenberg described at QCon London how Etsy, renowned for its DevOps and Continuous Delivery practices, does 50 deploys/day. A fully automated deployment pipeline, thorough application monitoring and IRC-based collaboration are all important to achieve this rate of change while keeping risk to a minimum. Etsy has about 60 million monthly visits and 1.5 billion page views per month.
At a recent London DevOps meetup, Andy Sykes launched a debate on whether Nagios, a well-known application that offers monitoring and alerting services, should be replaced with a better solution. Laurie Denness, from Etsy, argued in a reply that Nagios and its ecosystem still are a great solution in the monitoring and alerting arena.
Microsoft Open Technologies recently announced the release of Tx, an open source project that can help debugging using Logs/Traces, and building of real-time monitoring and alerting systems.
Arun Kejariwal, from Twitter, talked at Velocity Conf London last month about forecasting algorithms used at Twitter to proactively predict system resource needs as well as business metrics such as number of users or tweets. Given the dynamic nature of their data stream, they found that a refined ARIMA model works well once data is cleansed, including removal of outliers.
On each day of the 3-day conference at the inviting environs offered at the Hyatt there was a jam-packed schedule of speakers, exhibits and activities that made for some difficult decisions as to which tracks and what happening to attend.
Augmenting the roster of tribulations haranguing Obamacare and the healthcare.gov website comes a technical deep-dive performed by leading performance monitoring organization AppDynamics that paints a picture of a sophomoric development initiative used to build that site.
Mobile Backend as a Service provider AnyPresence continues to hone their chops. Launching the fifth update to their self-titled platform geared for the enterprise. Co-founder Rich Mendis provides some insights for InfoQ readers…
Since the Java 7 Update 40 release, Mission Control and Flight Recorder are shipped with the JDK. Mission Control is the starting place for monitoring, management and troubleshooting, while Flight Recorder is the facility to collect and evaluate profiling data. Both tools have been available for JRockit and are now finally ported to HotSpot.
LeanSentry, formerly Sentinel has been updated with support for smart alerts, error highlighting, enhanced dashboard, classic ASP support in addition to several diagnostics features.
In his new blog post Hortonworks Vice President of Corporate Strategy Shaun Connolly discusses the importance of Apache Ambari incubation project and the main milestones achieved by the project in 2012: simplified cluster provisioning, pre-configured key operational metrics, job execution visualization, a RESTful API and an intuitive UI.
As part of InfoQ's ongoing Community Driven Research project, we want to find out how developers are using Ruby on Rails in practice. In this first step, we want to know what you use so that we can collect suggestions for the voting.
The Common ReusAble SHell (CRaSH) is an interactive shell (with history support and autocompletion) that attaches to a running JVM and can execute several commands for retrieving JVM statistics or changing JVM internals on the fly. It can be used for remote monitoring and administration of existing Java applications and it is fully extensible via custom Groovy scripts.
In December the GEOCens (Geospatial Cyberinfrastructure for Environmental Sensing) is finishing its pilot phase, as the not-for-profit organization Cybera has recently published at GISUser.com. The software architecture is supposed to improve researcher access to international environmental data drawn from more than 60,000 sensors and 2,800 web map servers.
Microsoft has released the Parallel Visualization Pack for Visual Studio 11 Developer Preview. Built to extend the functionality of the new Parallel Watch Window, the pack includes four visual tools to aid in debugging multithreaded applications.