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SubjectRE: [PATCH] net: mana: Assign interrupts to CPUs based on NUMA nodes
Date


> -----Original Message-----
> From: Saurabh Sengar <ssengar@linux.microsoft.com>
> Sent: Tuesday, November 1, 2022 2:06 AM
> To: Saurabh Singh Sengar <ssengar@microsoft.com>; KY Srinivasan
> <kys@microsoft.com>; Haiyang Zhang <haiyangz@microsoft.com>;
> wei.liu@kernel.org; Dexuan Cui <decui@microsoft.com>;
> davem@davemloft.net; edumazet@google.com; kuba@kernel.org;
> pabeni@redhat.com; ssengar@linux.microsoft.com;
> colin.i.king@googlemail.com; vkuznets@redhat.com; linux-
> hyperv@vger.kernel.org; netdev@vger.kernel.org; linux-
> kernel@vger.kernel.org; Michael Kelley (LINUX) <mikelley@microsoft.com>
> Subject: [PATCH] net: mana: Assign interrupts to CPUs based on NUMA nodes
>
> In large VMs with multiple NUMA nodes, network performance is usually
> best if network interrupts are all assigned to the same virtual NUMA
> node. This patch assigns online CPU according to a numa aware policy,
> local cpus are returned first, followed by non-local ones, then it wraps
> around.
>
> Signed-off-by: Saurabh Sengar <ssengar@linux.microsoft.com>

Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>

Thank you.

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