From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S1751019AbdFSSau (ORCPT <rfc822;w@1wt.eu>);
        Mon, 19 Jun 2017 14:30:50 -0400
Received: from www.llwyncelyn.cymru ([82.70.14.225]:48670 "EHLO fuzix.org"
        rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
        id S1750757AbdFSSas (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
        Mon, 19 Jun 2017 14:30:48 -0400
Date: Mon, 19 Jun 2017 19:30:44 +0100
From: Alan Cox <gnomes@lxorguk.ukuu.org.uk>
To: David van Leeuwen <david.vanleeuwen@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: sudden increase in load 4 -> 258 in few minutes with NVidia DNN
 training
Message-ID: <20170619193044.7c353929@alans-desktop>
In-Reply-To: <CA+g4w4DQiDkJTC8z3_Gpip5pEN9MKKX3F-KNYmMuiZPSrvYjpg@mail.gmail.com>
References: <CA+g4w4DQiDkJTC8z3_Gpip5pEN9MKKX3F-KNYmMuiZPSrvYjpg@mail.gmail.com>
Organization: Intel Corporation
X-Mailer: Claws Mail 3.14.1 (GTK+ 2.24.31; x86_64-redhat-linux-gnu)
MIME-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Mon, 19 Jun 2017 12:11:34 +0200
David van Leeuwen <david.vanleeuwen@gmail.com> wrote:

> Hello,
> 
> I have a system with two NVidia gtx 1080 graphics cards for deep
> neural net training.  Every once in a while (1x per hour--day) the
> load of the system goes up from 4 to 258 in a matter of minutes,
> without CPU utilization.  The systems becomes unusable, only hard
> reboots suffice.

Wrong list: Nvidia have our source code, we don't have theirs so only
they can help you.

Alan