[Techtalk] Can't get to http://linuxchix.org
Akkana Peck
akkana at shallowsky.com
Thu Nov 11 05:55:31 EST 2004
Carla Schroder writes:
> Dancer posted this on Volunteers:
>
> "If you are using a late-model 2.6 kernel, you will want to put:
> net/ipv4/tcp_default_win_scale=0
> in your /etc/sysctl.conf (or equivalent).
>
> 2.6 introduces a new tcp_default_win_scale that tickles many routing
> bugs in TCP streams in assorted hardware.
Addendum to that: a few weeks ago we were having the same
problem getting to linuxchix.org from here, and we discovered that
we only saw the problem on machines running the 2.6.8.1 kernel.
Machines running 2.6.7 or 2.6.9 or 2.4.* could get to
linuxchix.org, but 2.6.8.1 couldn't. Perhaps 2.6.9 changed the
tcp_default_win_scale, or its handling of it, to be more tolerant?
...Akkana
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