From: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
To: Al Boldi <a1426z@gawab.com>
Cc: Stephen Hemminger <shemminger@osdl.org>,
linux-net@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: TCP throttling
Date: Tue, 20 Sep 2005 01:44:40 -0300 [thread overview]
Message-ID: <39e6f6c705091921441424a1fb@mail.gmail.com> (raw)
In-Reply-To: <200509200654.23703.a1426z@gawab.com>
On 9/20/05, Al Boldi <a1426z@gawab.com> wrote:
> Stephen Hemminger wrote:
> > You probably need to increase the maximum socket buffer
> > sizes. Linux defaults are conservative to avoid running
> > servers out of memory.
> >
> > http://www.psc.edu/networking/projects/tcptune/#Linux
>
> Thanks for the great link! It kept me up all night.
>
> I managed to crash the server running out of memory. Don't ask what numbers
> I used, I just went overboard. I played with these numbers before, but
> never imagined that their scale would be in the millions.
>
> Could you suggest sane values for 2.4/2.6 on a 100mbit link?
Well, perhaps the sane, conservative values are the one already calculated
by the kernel? Just add more memory to your machine and the sane values will
go up accordingly? :-)
- Arnaldo
next prev parent reply other threads:[~2005-09-20 4:44 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-19 3:53 TCP throttling Al Boldi
2005-09-19 18:20 ` Stephen Hemminger
2005-09-20 3:54 ` Al Boldi
2005-09-20 4:44 ` Arnaldo Carvalho de Melo [this message]
2005-09-20 5:19 ` Mikael Abrahamsson
2005-09-20 16:19 ` Stephen Hemminger
2005-09-20 18:54 ` Al Boldi
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