After wasting several hours over each of the last several days troubleshooting this seemingly obscure TLS encryption issue in SSSD I feel compelled to write down some notes. It all started with a switch upgrade in our rack. Two new servers I had just provisioned were failing to find users in our 389 directory server. […]
Selenized is a color scheme developed by Jan Warchoł for terminals, text editors, and other text-based environments that improves on the much earlier Solarized scheme.
AGROVOC is a controlled vocabulary covering all areas of interest of the Food and Agriculture Organization (FAO) of the United Nations, including food, nutrition, agriculture, fisheries, forestry, environment etc. It is published by FAO and edited by a community of experts ¹. At the time of this writing AGROVOC consists of over 36,000 concepts and is […]
During an infrastructure upgrade earlier this year I discovered that the in-place upgrade path between CentOS 6 and CentOS 7 is nonexistent — or at least not advised. Suddenly I found myself stuck with the unexpected task of re-provisioning a cluster of GlusterFS storage servers from scratch. To my relief the process was straightforward and, due to […]
Anyone who has worked with a Java-based project has noticed the tendency of build systems like Maven and Gradle to seemingly “download the Internet” during compilation. The effect is magnified if your workflow uses containers because build artifacts are, by definition, removed after the build process completes. Developers get tired of this waste of time […]