Re: nfsd becomes slow when machine CPU usage is at or over 100% on STABLE/13

Reply: mike tancsa : "Re: nfsd becomes slow when machine CPU usage is at or over 100% on STABLE/13"
In reply to: Yoshihiro Ota : "Re: nfsd becomes slow when machine CPU usage is at or over 100% on STABLE/13"
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From: mike tancsa <mike_at_sentex.net>
Date: Sun, 20 Mar 2022 11:43:56 UTC

On 3/18/2022 9:18 PM, Yoshihiro Ota wrote:
> I had built several versions between releng/13.0 branch point to stable/13 (before releng/13.1 was created) and all of them had such performance degrade.
>
> I started suspecting stable debug options and thus built releng/13.1 and tested.
> I don't see NFS slowdown unlike stable/13.
> releng/13.0 and releng/12.2 were also fine.

Hi,

     I would think there is very little difference (if any) between 
releng/13.1 and stable/13 right now.  Are you sure stable/13 suffers 
from this issue you are seeing ?

     ---Mike