Messages in this thread | | | From | Tim Chen <> | Subject | Re: [LKP] [mm] 9bc8039e71: will-it-scale.per_thread_ops -64.1% regression | Date | Wed, 30 Jan 2019 16:06:36 -0800 |
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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
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