Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751540AbWEEMkH (ORCPT ); Fri, 5 May 2006 08:40:07 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751542AbWEEMkG (ORCPT ); Fri, 5 May 2006 08:40:06 -0400 Received: from gateway.argo.co.il ([194.90.79.130]:27663 "EHLO argo2k.argo.co.il") by vger.kernel.org with ESMTP id S1751540AbWEEMkF (ORCPT ); Fri, 5 May 2006 08:40:05 -0400 Message-ID: <445B479C.1060401@argo.co.il> Date: Fri, 05 May 2006 15:39:56 +0300 From: Avi Kivity User-Agent: Thunderbird 1.5 (X11/20060313) MIME-Version: 1.0 To: Roy Rietveld CC: P@draigBrady.com, linux-kernel@vger.kernel.org Subject: Re: TCP/IP send, sendfile, RAW References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 05 May 2006 12:40:02.0792 (UTC) FILETIME=[07841680:01C67041] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 844 Lines: 23 Roy Rietveld wrote: > the platform is a netsilicon NS9360 witch include an 100MBit ethernet > device. > The driver came with the software(LxNETES) for the development board. > CPU load is 100% when running sender program. > > cat /proc/interrupts; sleep 10; cat /proc/interrupts doen't work > anymore because cpu is to busy. > > Does sendto give other processes time when the hardware is > transmitting data? > Is this bad hardware or is the cost of sendto that high. Try sending UDP over loopback and see. -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/