On Mon, Oct 22, 2012 at 12:49:49PM -0500, Shaun Thomas wrote:
> Trust me, there's plenty. We have a DB that's 6x larger than RAM
> that's currently experiencing 6000TPS, and according to iostat,
> anywhere from 20-60% disk utilization that's mostly reads.
Could it be related to zone_reclaim_mode? What is vm.zone_reclaim_mode set to?
/marcus