linux-kernel - Re: stuck tcp connections 2.6.26-rc7

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Date:	Mon, 23 Jun 2008 07:13:17 +0000
From:	"Justin Mattock" <justinmattock@...il.com>
To:	"Andrew Morton" <akpm@...ux-foundation.org>
Cc:	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
	netdev@...r.kernel.org
Subject: Re: stuck tcp connections 2.6.26-rc7

On Mon, Jun 23, 2008 at 3:59 AM, Andrew Morton
<akpm@...ux-foundation.org> wrote:
> On Sun, 22 Jun 2008 18:09:16 +0000 "Justin Mattock" <justinmattock@...il.com> wrote:
>
>> Hello; I too am experiencing internet connectivity problems, for  a
>> while I thought
>> It was due to low bandwidth(or being ddos attacked) but yesterday I
>> noticed with watch netstat -ntu
>> send-Q was stuck on a number; the connection would not go to TIME_WAIT
>> resulting in music to pause, and t.v. to freeze.
>> In my experiences running xmms streaming music is fine, no problems,
>> but as soon as
>> you watch something with flash player the stream start's getting
>> really bad. In the past with older kernel's
>> I usually can watch t.v.(with flash) and stream music at the same time
>> without any trouble.
>> lately I've been Running the kernel in No forced Preemption with a
>> time frequency at 100. having the kernel set in this mode really shows
>> the connection problems, but if I change the preemption to another,
>> and bump up the timer frequency the poor internet connection is not as
>> bad(or stuck tcp) but still prevalent. more pops in the music, and
>> sudden internet loss for around five seconds, then goes back
>> So from over here streaming music has no problems from what I can see,
>> but as soon as I watch media, it becomes a mess.
>
> (cc netdev)
>


Cool, Thanks for sending the cc
regards;
-- 
Justin P. Mattock
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