From: Andi Kleen <ak@suse.de>
To: "David S. Miller" <davem@davemloft.net>
Cc: Andi Kleen <ak@suse.de>,
netdev@oss.sgi.com, jheffner@psc.edu,
herbert@gondor.apana.org.au
Subject: Re: Current 2.6.x TSO state
Date: Fri, 1 Oct 2004 21:51:47 +0200 [thread overview]
Message-ID: <20041001195146.GA23046@wotan.suse.de> (raw)
In-Reply-To: <20041001124733.1ac4266a.davem@davemloft.net>
On Fri, Oct 01, 2004 at 12:47:33PM -0700, David S. Miller wrote:
> On Fri, 1 Oct 2004 12:11:23 +0200
> Andi Kleen <ak@suse.de> wrote:
>
> > Do you want me to play with the new sysctl too?
>
> Yes.
Already did, see my other mail (I should not read incoming mail in the wrong order @)
>
> > max win adv: 5840 bytes max win adv: 63712 bytes
> > min win adv: 5840 bytes min win adv: 5792 bytes
>
> That stinks that the receiver is only using a 64K window,
> that's way too small for gigabit.
Just using the default, no tuning.
I have some patches in the pipeline to do automatic window tuning
based on link speed based on dev->features. But they were actually more
intended for 10Gbit/s (where all the defaults are completely inadequate)
And it needs a bit more work.
-Andi
next prev parent reply other threads:[~2004-10-01 19:51 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-01 4:32 Current 2.6.x TSO state David S. Miller
2004-10-01 10:11 ` Andi Kleen
2004-10-01 19:47 ` David S. Miller
2004-10-01 19:51 ` Andi Kleen [this message]
2004-10-01 19:56 ` David S. Miller
2004-10-01 20:01 ` Andi Kleen
2004-10-01 20:15 ` David S. Miller
2004-10-01 20:33 ` John Heffner
2004-10-01 23:19 ` Andi Kleen
2004-10-02 0:04 ` David S. Miller
2004-10-01 13:06 ` Herbert Xu
2004-10-03 21:50 ` David S. Miller
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