Query latency is about the same, especially if you are serving from cache. If you have to hit the storage layer it probably slows down but we have a 99%+ buffer

Query latency is about the same, especially if you are serving from cache. If you have to hit the storage layer it probably slows down but we have a 99%+ buffer cache hit rate so we don't see it that often. Replication lag is pretty steady at 15ms.