Re: Major network performance regression in 3.7

From: Eric Dumazet
Date: Sun Jan 06 2013 - 13:39:03 EST

On Sun, 2013-01-06 at 18:35 +0100, Willy Tarreau wrote:

> Unfortunately it does not work any better, which means to me
> that we don't leave via this code path. I tried other tricks
> which failed too. I need to understand this part better before
> randomly fiddling with it.

OK, now I have your test program, I can work on a fix, dont worry ;)

The MSG_SENDPAGE_NOTLAST logic needs to be tweaked.

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