From: Stephen Hemminger <stephen@networkplumber.org>
To: longli@linuxonhyperv.com
Cc: Wei Hu <weh@microsoft.com>, dev@dpdk.org, Long Li <longli@microsoft.com>
Subject: Re: [Patch v3] net/netvsc: add device argument to configure if NUMA information on the device should be used
Date: Wed, 27 Aug 2025 10:46:39 -0700 [thread overview]
Message-ID: <20250827104639.6586005a@hermes.local> (raw)
In-Reply-To: <1756158627-6548-1-git-send-email-longli@linuxonhyperv.com>
On Mon, 25 Aug 2025 14:50:27 -0700
longli@linuxonhyperv.com wrote:
> From: Long Li <longli@microsoft.com>
>
> In most cases, netvsc is used with a VF device. The application generally
> runs with better performance when all the device memory is allocated on
> VF's NUMA node, as the VF device carries most of the data packets.
>
> But sometimes netvsc may run on a different NUMA node than that of the VF.
> This patches adds a device argument "numa_aware" to allow the application
> to configure if netvsc should be NUMA aware. The default behavior for
> netvsc is that it is not NUMA aware. Setting "numa_aware=1" tells netvsc
> to be NUMA aware.
>
> Signed-off-by: Long Li <longli@microsoft.com>
Queued to next-net. Had to resolve some patch fuzz, and trim the commit subject.
prev parent reply other threads:[~2025-08-27 17:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-25 21:50 [Patch v3] net/netvsc: add device argument to configure if NUMA information on the device should be used longli
2025-08-27 17:46 ` Stephen Hemminger [this message]
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