This post originally appeared on jtimberman’s Code Blog. Have you ever wanted to find a list of nodes that updated a specific resource in a period of time? Such as “show me all the nodes in production that had an application service restart in the last hour”?

The week of October 13-17 is full of amazing Chef events in London. Make plans to join us for as many of these events as you can. And if you would like an early preview, join us this week for the Chef Users London Meetup on Thursday, October 9.

We’re excited to announce that ChefDK 0.3.0 is now released. You can get it from our download page now.Today’s release contains a preview release of the new Policyfile feature. This is a significant milestone on our journey to improve the way you develop and distribute Chef code to manage your infrastructure.

When talking about the management of complex systems, orchestration is always a hot topic. This is because orchestration is often seen as the easiest way to represent and model complex systems, as well as provide a path to delivering complex systems. Most often orchestration is represented through a topology model.

A couple weeks ago we teamed with our friends at Amazon Web Services (AWS) in the reopening of the AWS Pop-Up Loft. The Loft offers us a unique opportunity to connect with and support any and everyone looking to make the most of Chef and AWS.

The Bourne Shell – fifth film in the trilogy. Jason Bourne tries to patch servers against obscure bug. No fights or car chases. Avoid. — Charles Arthur (@charlesarthur) September 27, 2014 To nobody’s delight and amusement, this has been the year of critical, remotely-exploitable security vulnerabilities.

Sander van Harmelen is a mission-critical engineer at Schuberg Philis, where he helps build and maintain business-critical systems with 100% uptime. With expertise in both coding and operations, he literally lives DevOps and is an epic Chef contributor. In this guest post, Sander introduces us to a new open source Chef tool – Chef-Guard.

Chef analytics 1.0.3 is a bug-fix release to allow you to use your own SSL certificates.

Today we released a refresh to the Learn Chef website. Here are some of the top highlights: Tracks for Windows Server and Ubuntu, along with Red Hat Enterprise Linux (RHEL) & CentOS to help you learn in the server environment you’re most familiar with.