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Thanks now i know, the stack is slow 40MBit on loopback. >From: Avi Kivity <avi@argo.co.il> >To: Roy Rietveld <rwm_rietveld@hotmail.com> >CC: P@draigBrady.com, linux-kernel@vger.kernel.org >Subject: Re: TCP/IP send, sendfile, RAW >Date: Fri, 05 May 2006 15:39:56 +0300 > >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/ - 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/ | ||||||||||||
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