linux-kernel - Re: Linux Serial Performance

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Message-ID: <4B48DD61.2060401@gandalf.sssup.it>
Date:	Sat, 09 Jan 2010 20:47:45 +0100
From:	Michael Trimarchi <trimarchi@...dalf.sssup.it>
To:	"Paul G. Allen" <pgallen@...il.com>
CC:	Samuel Thibault <samuel.thibault@...-lyon.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: Linux Serial Performance

Paul G. Allen wrote:
> Well, as far as I know. Same code on both systems. The embedded device
> operates at 115200, 8N1, no flow control. It uses RPC/SLIP protocol
> for commands and data. They talk to each other, but the Linux system
> just takes forever to send the data.
>   
Serial Line Ip protocol? Can be a problem of your routing table?

Michael
> PGA
>
> On Sat, Jan 9, 2010 at 11:10 AM, Samuel Thibault
> <samuel.thibault@...-lyon.org> wrote:
>   
>> Paul G. Allen, le Sat 09 Jan 2010 10:57:48 -0800, a écrit :
>>     
>>> In all cases, the profiler shows the serial Tx
>>> to be about 20x faster (twenty times) on Windows XP than in Linux.
>>>       
>> Did you properly set the serial port speed?
>>
>> Samuel
>>
>>     
>
>
>
>   

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