Re: quite big breakthrough in the BAD network performance, which mm6 did not fix

From: Redeeman (lkml_at_metanurb.dk)
Date: 07/07/04

  • Next message: Chris Wedgwood: "Re: [PATCH] fix tcp_default_win_scale." 
    To: bert hubert <ahu@ds9a.nl>
Date:	Wed, 07 Jul 2004 09:45:37 +0200

    okay, no i tested using a hardware router as gateway and it works fine,
    but this could aswell be because the hardware router is having the same
    stuff as default has linux 2.6.5, i dont know,

    what more shall i test? :)

    On Wed, 2004-07-07 at 08:31 +0200, bert hubert wrote:
    > On Wed, Jul 07, 2004 at 07:46:26AM +0200, Redeeman wrote:
    > > this must be some misunderstanding, i do not want to complain, and i
    > > dont hope people get that impression, i am trying to do feedback, so
    > > that issues can be fixed.
    >
    > Redeeman - your firewall is broken, or somebody's firewall.
    >
    > Look at /proc/sys/net/ipv4/tcp_default_win_scale , if it currently contains
    > 7, do:
    >
    > echo 1 > /proc/sys/net/ipv4/tcp_default_win_scale
    >
    > and retry.
    >
    > > downloads with 200kb/s from http://kernel.org, and 2.6.7 only 50kb/s,
    > > this should be able to prove its some issues with 2.6.7, but thats just
    > > my opinion
    >
    > Things can be more complicated than they appear. Currently all evidence for
    > these changes points to firewalls messing with TCP options, TCP options
    > which used to have more default versions in older kernels.
    >
    > Regards,
    >
    > bert
    >

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  • Next message: Chris Wedgwood: "Re: [PATCH] fix tcp_default_win_scale."

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