Zero downtime and zero data loss in six months of Delta Reporting in production at Evolve Thinking. And DR is just getting better. In those six months we've added a dashboard, promises summary reports, an extensive development test suite, and promise and host trending graphs. And today we release 2.6 with improved SQL injection protection.
It was nice meeting everyone last night. Here is the slide deck.
Part 3 of CFEngine best practices.
Continue reading CFEngine best practices: deployment, upgrades, and scaling...
Continuing on from testing best practices, let's look at other best practices to make you a CFEngine ninja.
CFEngine's autonomous automation means that your policy, mistakes and all, will be duplicated quickly to all of your hosts. --- Potentially tens of thousands of them. When I taught martial arts it was humbling to watch a class of thirty duplicate my incorrect movement. I didn't know, because I didn't test myself. In martial arts I was simply embarrassed, but in configuration management, mistakes could cost me a raise or even my job. Testing is the paramount best practice for CFEngine. Let me tell you what I have learned.