From: "Paul G. Allen" <pgallen@gmail.com>
To: Samuel Thibault <samuel.thibault@ens-lyon.org>,
"Paul G. Allen" <pgallen@gmail.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: Linux Serial Performance
Date: Sat, 9 Jan 2010 11:32:19 -0800 [thread overview]
Message-ID: <bd8e30a41001091132m611a2054i3ed4098111e005cb@mail.gmail.com> (raw)
In-Reply-To: <20100109191025.GK4757@const.famille.thibault.fr>
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.
PGA
On Sat, Jan 9, 2010 at 11:10 AM, Samuel Thibault
<samuel.thibault@ens-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
>
--
Paul G. Allen
Random Logic Consulting
www.randomlogic.com
next prev parent reply other threads:[~2010-01-09 19:32 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-09 18:57 Paul G. Allen
2010-01-09 19:10 ` Samuel Thibault
2010-01-09 19:32 ` Paul G. Allen [this message]
2010-01-09 19:46 ` Dr. David Alan Gilbert
2010-01-09 19:47 ` Michael Trimarchi
2010-01-09 20:30 ` Alan Cox
2010-01-09 23:51 ` Robert Hancock
2010-01-10 18:26 ` Krzysztof Halasa
2010-01-10 19:42 ` James Courtier-Dutton
2010-01-14 18:35 ` Paul G. Allen
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