I don&#x27;t find it surprising that so many distributed databases fail at ensuring consistency; it&#x27;s a very hard problem. What really gets me is that they <i>deliberately, knowingly</i> sacrifice consistency for performance, and then claim the opposite in their documentation&#x2F;marketing.<p>See <a href="https:&#x2F;&#x2F;github.com&#x2F;codership&#x2F;galera&#x2F;issues&#x2F;336#issuecomment-136635018" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;codership&#x2F;galera&#x2F;issues&#x2F;336#issuecomment-...</a> (linked from the article)