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From: Denys Fedoryshchenko <denys@visp.net.lb>
To: Krzysztof Oledzki <olel@ans.pl>
Cc: Evgeniy Polyakov <johnpol@2ka.mipt.ru>,
	netdev@vger.kernel.org, netfilter-devel@vger.kernel.org,
	David Miller <davem@davemloft.net>,
	Eric Dumazet <dada1@cosmosbay.com>
Subject: Re: REDIRECT in nat OUTPUT
Date: Sun, 13 Jul 2008 18:12:36 +0300	[thread overview]
Message-ID: <200807131812.36327.denys@visp.net.lb> (raw)
In-Reply-To: <Pine.LNX.4.64.0807131656500.4816@bizon.gios.gov.pl>

On Sunday 13 July 2008, Krzysztof Oledzki wrote:
> > No, seems it has performance issues without redirect(and conntrack unloaded too) even, iperf results on loopback is very unstable.
> >
> > Actually i dont understand, how on idle machine with Xeon processor iperf over loopback (tcp) can be ~100Mbps?
> > I think it is a bug.
> 
> Something is wrong here as:
> 
> root@fw2-t:~# iperf -c 127.1
> ------------------------------------------------------------
> Client connecting to 127.1, TCP port 5001
> TCP window size: 49.2 KByte (default)
> ------------------------------------------------------------
> [  3] local 127.0.0.1 port 36419 connected with 127.0.0.1 port 5001
> [  3]  0.0-10.0 sec  7.10 GBytes  6.10 Gbits/sec
> 
> # uname -r
> 2.6.24.7-o4
> 
> # grep "model name" /proc/cpuinfo|uniq
> model name      : Intel(R) Xeon(R) CPU           X5460  @ 3.16GHz
> 
> Best regards,
> 
>  			Krzysztof Olędzki
Probably we have to do .config diff, cause i can catch instability from 2.6.17 till latest rc
Mine is http://www.nuclearcat.com/config-lo.txt


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      reply	other threads:[~2008-07-13 15:12 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-12  1:24 REDIRECT in nat OUTPUT Denys Fedoryshchenko
2008-07-12  6:28 ` Evgeniy Polyakov
2008-07-12 13:55   ` Denys Fedoryshchenko
2008-07-12 14:40     ` Denys Fedoryshchenko
2008-07-13 14:09       ` Evgeniy Polyakov
2008-07-13 14:19         ` Denys Fedoryshchenko
2008-07-13 14:59           ` Krzysztof Oledzki
2008-07-13 15:12             ` Denys Fedoryshchenko [this message]

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