From: Lee Revell <rlrevell@joe-job.com>
To: Raphael Hertzog <hertzog@debian.org>
Cc: Paul Fulghum <paulkf@microgate.com>,
Linux Kernel ML <linux-kernel@vger.kernel.org>
Subject: Re: How to avoid serial port buffer overruns?
Date: Fri, 18 Aug 2006 15:31:07 -0400 [thread overview]
Message-ID: <1155929467.2924.41.camel@mindpipe> (raw)
In-Reply-To: <20060817161042.GC10818@ouaza.com>
On Thu, 2006-08-17 at 18:10 +0200, Raphael Hertzog wrote:
> With the 2.6.17.7 kernel (configured with CONFIG_PREEMPT and
> CONFIG_HZ=1000), I'm seeing overruns starting at 38400 bauds. So
> compared to plain 2.4, it's better. However compared to the patched
> 2.4, it's worse.
>
(Sorry for hijacking your thread)
Have you tried it with HZ=100? HZ=1000 might just be too much for that
board.
Lee
next prev parent reply other threads:[~2006-08-18 19:31 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-16 10:45 How to avoid serial port buffer overruns? Raphael Hertzog
2006-08-16 14:31 ` Lennart Sorensen
2006-08-16 14:57 ` Raphael Hertzog
2006-08-16 18:44 ` Lee Revell
2006-08-16 19:23 ` Paul Fulghum
2006-08-16 21:12 ` Lee Revell
2006-08-16 22:24 ` Paul Fulghum
2006-08-16 23:10 ` Russell King
2006-08-16 23:15 ` Lee Revell
2006-08-16 23:19 ` Russell King
2006-08-16 23:28 ` Lee Revell
2006-08-17 0:15 ` R: " Giampaolo Tomassoni
2006-08-18 8:48 ` Giampaolo Tomassoni
2006-08-18 17:00 ` Lee Revell
2006-08-18 17:04 ` Russell King
2006-08-18 17:30 ` Lee Revell
2006-08-18 18:34 ` Russell King
2006-08-18 18:52 ` Lee Revell
2006-08-18 19:01 ` Russell King
2006-08-18 19:07 ` Russell King
2006-08-18 19:09 ` Lee Revell
2006-08-17 9:20 ` Alan Cox
2006-08-17 9:28 ` Russell King
2006-08-17 11:57 ` Alan Cox
2006-08-17 13:29 ` Paul Fulghum
2006-08-17 15:48 ` Raphael Hertzog
2006-08-17 16:10 ` Raphael Hertzog
2006-08-17 16:40 ` Paul Fulghum
2006-08-18 19:31 ` Lee Revell [this message]
2006-08-23 12:45 ` Raphael Hertzog
[not found] <fa.AByCsBI8k71hMVzCyQVimrLiDU4@ifi.uio.no>
2006-08-16 14:35 ` Robert Hancock
2006-08-16 14:42 ` Erik Mouw
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