Tagged "ansible"

How I brought down my whole Docker cluster

This is a story about the struggles of adding a single iptables rule to ansible, which led to a night of insomnia and a series of incorrect assumptions about the root cause. While it’s uncommon to create a post mortem for a side-project cluster, I hope that sharing my experience will help others avoid making similar mistakes. I’ve also included all log and error messages in case you encounter similar issues. more...