On Thu, May 15, 2014 at 6:39 AM, Dorian Hoxha <dorian(dot)hoxha(at)gmail(dot)com>wrote:
> If you don't do read queries on the slave than it will not have hot
> data/pages/rows/tables/indexes in ram like the primary ?
>
Yeah, that was the first thing we noticed, the cacti graph shows it took
two hours for the page cache to fill up our 64GB of RAM, but I/O didn't
stop sucking after that.