Background Red Hat Software Collections 1.2 was recently released and with it, comes a different message to developers on Red Hat Enterprise Linux and CentOS. Unless you need 10 years of support for your application stack (MySQL, PHP, Ruby, Rails), use Red Hat Software Collections (RHSCL). RHSCL provides developers with the latest version of tools
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This presentation is a 16 slide introduction to what must be thought about when building a production cloud. Proper image management is critical engineering task.
Background One of the key advantages of using Docker is it’s centralized image management server, called a Registry Server. The Docker project, as well as Red Hat, maintain public registry servers which host supported images. The Docker project also provides an Open Source version of the Registry server which can be deployed on premise in
Continue Reading “A Practical Introduction to the Docker Registry Server”
Background Why Docker has quite an amount of buzz around it today because it makes so many things easy that were difficult with virtual machines. Docker containers makes it easy for Developers, Systems Administrators, Architects, Consultants and others to quickly test a piece of software in a container; much quicker than a virtual machine, and
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Just a quick blurb. Red Hat Summit and DevNation are coming up in April.
Hey, just a quick update. We ran our first Red Hat Enterprise User Group in Michigan back in January. We are working on the agenda for the next meet up in May, and we have a new site, mailing list, and LinkedIn group!
PyOhio 2013 is coming up and it’s completely free and in the spirit of Python. I have went to three PyOhio conferences and PyOhio 2013 will be great. It will be at the third floor of the Ohio Union in Columbus. Registration starts at 8:30AM. Open Spaces Lightning Talks Sprints PyCamp Young Coders For those
Continue Reading “PyOhio 2013: Regional Python Conference (July 27th-28th)”
Continue Reading “PyOhio 2013: Regional Python Conference (July 27th-28th)”
Background Recently, I came across an article entitled: 5 Reasons Not to Use CentOS. While I actually disagree with all five points from a technical debate standpoint, I think this article is really the result of a few pain points that some developers express when talking about enterprise editions of Linux. Working as a technology
This presentation walks through some of the software development processes used to develop Shiva, a mass ssh client. The development of Shiva was used as a teaching aid for a class taught at Ohio Linux Fest 2012. Shiva was used to demonstrate concepts such as good command line interface design, testing, configuration design and advanced features of Bash, such as background functions. This presentation and associated class were developed to help systems adminsitrators think more like developers.
A couple of weeks ago, I heard the owner of our company talking on the phone to a client. In the conversation, he referred to me as a rockstar sysadmin. Thankfully, he wasn’t talking about my singing. I chuckled a bit, but didn’t think too much of it. I mean, it feels good to be