From: Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Mike Marciniszyn
<mike.marciniszyn-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] IB/qib: Improve ipoib UD performance
Date: Tue, 19 Jan 2016 15:41:47 -0500 [thread overview]
Message-ID: <569E9F8B.8090700@redhat.com> (raw)
In-Reply-To: <20151224161923.9544.79119.stgit-K+u1se/DcYrLESAwzcoQNrvm/XP+8Wra@public.gmane.org>
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On 12/24/2015 11:19 AM, Mike Marciniszyn wrote:
> Based on profiling, UD performance drops in case of processes
> in a single client due to excess context switches when
> the progress workqueue is scheduled.
>
> This is solved by modifying the heuristic to select the
> direct progress instead of the scheduling progress via
> the workqueue when UD-like situations are detected in
> the heuristic.
>
> Reviewed-by: Vinit Agnihotri <vinit.abhay.agnihotri-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
> Signed-off-by: Mike Marciniszyn <mike.marciniszyn-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Thanks, applied.
--
Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
GPG KeyID: 0E572FDD
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prev parent reply other threads:[~2016-01-19 20:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-24 16:19 [PATCH] IB/qib: Improve ipoib UD performance Mike Marciniszyn
[not found] ` <20151224161923.9544.79119.stgit-K+u1se/DcYrLESAwzcoQNrvm/XP+8Wra@public.gmane.org>
2016-01-19 20:41 ` Doug Ledford [this message]
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