From: Ivan Adzhubey <iadzhubey@rics.bwh.harvard.edu>
To: ALT Linux Sisyphus discussions <sisyphus@lists.altlinux.org>
Subject: Re: [sisyphus] Проблемы с сетью с новыми ядрами
Date: Thu, 24 Apr 2008 14:32:10 -0400
Message-ID: <200804241432.33099.iadzhubey@rics.bwh.harvard.edu> (raw)
In-Reply-To: <200804241427.09650.iadzhubey@rics.bwh.harvard.edu>
On Thursday 24 April 2008 02:26:23 pm Ivan Adzhubey wrote:
> On Thursday 24 April 2008 04:30:49 am Sergey wrote:
> > On Thursday 24 April 2008, Denis Medvedev wrote:
> > > покрутите параметры /proc/sys/net/ipv4 такие как
> > > tcp_mtu_probing tcp_window_scaling tcp_congestion_control&
> > >#1 0;и
> >
> > Это из этой серии ?
> > http://faq.altlinux.ru/index.php?action=listq&nf=1&qid=923
>
> Точно! Спасибо огромное, отключение tcp_window_scaling мгновенно вылечило
> проблему. Теперь буду думать, какую казнь изобрести для "IT специалиста"
> настраивавшего наши киски...
Что интересно, сейчас проверил - на старых ядрах tcp_window_scaling тоже
включено по умолчанию, тем не менее никаких проблем не наблюдается. Только на
новых ядрах это приводит к тормозам. Проверил также на Ubuntu 7.10, та же
картина маслом - с tcp_window_scaling enabled сеть толком не работает.
--Иван
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next prev parent reply other threads:[~2008-04-24 18:32 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-24 2:43 Ivan Adzhubey
2008-04-24 3:25 ` Denis Medvedev
2008-04-24 3:34 ` Ivan Adzhubey
2008-04-24 8:31 ` Sergey
2008-04-24 18:26 ` Ivan Adzhubey
2008-04-24 18:32 ` Ivan Adzhubey [this message]
2008-04-24 18:58 ` Sergey Vlasov
2008-04-24 19:26 ` Ivan Adzhubey
2008-04-24 9:14 ` Sergey Vlasov
2008-04-24 17:43 ` Ivan Adzhubey
2008-04-24 9:34 ` Alex
2008-04-24 17:59 ` Ivan Adzhubey
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