Subject: Re: TCP socket buffers automatic sizing
To: Mindaugas R. <rmind@NetBSD.org>
From: Steven M. Bellovin <firstname.lastname@example.org>
Date: 07/21/2007 12:46:08
On Sat, 21 Jul 2007 19:36:52 +0300
"Mindaugas R." <rmind@NetBSD.org> wrote:
> "Steven M. Bellovin" <email@example.com> wrote:
> > Same here. When the subject was first mentioned, I cranked up my
> > buffer sizes to the largest NetBSD would permit via sysctl; I
> > noticed a very significant improvement on some of my connections.
> Did you meant sendbuf_max? Do you have some details?
in sysctl.conf. Those improved throughput significantly on large,
high-latency paths. (I set them six months ago and no longer recall
--Steve Bellovin, http://www.cs.columbia.edu/~smb