From: Oleg A Arkhangelsky <sysoleg@yandex.ru>
To: Vincent Li <vincent.mc.li@gmail.com>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: Re: Why my NIC shows NUMA -1?
Date: Thu, 12 Nov 2015 09:21:28 +0300 [thread overview]
Message-ID: <1663671447309288@web21m.yandex.ru> (raw)
In-Reply-To: <CAK3+h2wTdCVHLpwoKF93aGeKd2MTtgMK2cNstw94a=Fv_94iGQ@mail.gmail.com>
12.11.2015, 01:41, "Vincent Li" <vincent.mc.li@gmail.com>:
> Hi
>
> Sorry I am not sure if this is the right list to ask this question,
> please direct me to the correct one. thanks!
>
> I am using Intel 82599 on Dell PowerEdge R710 which should support
> NUMA node, the box is running ubuntu 14.01.1 LTS , I am wondering why I
> get NUMA socket -1.
>
> in BIOS, the memory "Node Interleaving" is
> disabled by default and I am using DPDK and DPDK sees my NIC NUMA -1,
> but i guess it is
> not related to DPDK since the sysfs shows NUMA -1, any clue?
numa_node value is set according to information provided by BIOS _PXM
table.
This can be related to your question:
https://patchwork.ozlabs.org/patch/400073/
--
wbr, Oleg.
"Anarchy is about taking complete responsibility for yourself."
Alan Moore.
prev parent reply other threads:[~2015-11-12 6:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-11 22:41 Why my NIC shows NUMA -1? Vincent Li
2015-11-11 23:25 ` Alexander Duyck
2015-11-12 0:21 ` Vincent Li
2015-11-12 6:21 ` Oleg A Arkhangelsky [this message]
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