My webinar “Multi-threaded Replication in MySQL 5.6 and 5.7″ on February 25 generated several excellent questions following the presentation (available here for playback along with the slides). I didn’t have time to answer many of the questions during the session and so in this post I answer all of them. Thanks to everyone who attended!
Q: What do you expect from MTS with logical clock? Do you
think performance would be good as with per database?
A: MTS with 5.6 is not usable if you have a single database. I do not have numbers, but this is quite frequent. With 5.7 everyone should be able to benefit from multi-threaded replication.
Q: When MySQL 5.6 was released, performance of MTS was lower,
than in 5.5, for example. Is this addressed now?
A: I am not sure which …