On 12/27/18 6:55 PM, Waiman Long wrote: > On 12/27/2018 08:31 PM, Wang, Kemi wrote: >> Hi, Waiman >> Did you post that patch? Let's see if it helps. > > I did post the patch a while ago. I will need to rebase it to a new > baseline. Will do that in a week or 2. > > -Longman >
Waiman, In a large scale OLTP benchmark, we are also seeing a 1% loss in performance from patch 9bc8039e71. We'll be interested to try out your patch to restore some optimistic spinning on reader held sem. Thanks. Tim
