netdev - Re: Why my NIC shows NUMA -1?

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 11 Nov 2015 16:21:46 -0800
From:	Vincent Li <vincent.mc.li@...il.com>
To:	Alexander Duyck <alexander.duyck@...il.com>
Cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: Why my NIC shows NUMA -1?

Yes PowerEdge R710 is Nehalem based Intel system. thank you for the answer

On Wed, Nov 11, 2015 at 3:25 PM, Alexander Duyck
<alexander.duyck@...il.com> wrote:
> On 11/11/2015 02:41 PM, Vincent Li wrote:
>>
>> 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.
>
>
> The PowerEdge R710 is an older Nehalem based Intel system isn't it? Those
> didn't have the PCIe controller built into the socket.  As such what you may
> have is both sockets hanging off of one I/O Hub and if that is the case the
> PCIe device is the same distance from either socket.  In that case it would
> be correct for it to report -1 since either socket is the same distance.
>
> - Alex
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html