We all knew that we are risking with MMM. Risking, and placing availability as a more important like consistency. But non of us can risk loosing data forever but we show using it, regarding to our conversations think: "I can fix my data later on, but I can’t turn back time and prevent the downtime. (Pascal Hofmann@xaprb.com)".
As I wrote before about staying online, now let me write about how to stay consistent.
We all know, mmm is not like a key of salvation, but its getting close to it . While MySQL doesn't support multi-master-slave environments from it's source code, we will sleep badly wondering on the safety of our precious databases.
But its not just about MMM, a few days ago we ran in to a well known InnoDB [Read more...]