Date: Wed, 14 Jul 1999 15:51:14 -0700 From: Mike Smith <mike@smith.net.au> To: Jonathan Lemon <jlemon@americantv.com> Cc: hackers@freebsd.org Subject: Re: tcp windowsize query? Message-ID: <199907142251.PAA02200@dingo.cdrom.com> In-Reply-To: Your message of "Wed, 14 Jul 1999 16:12:46 CDT." <199907142112.QAA10842@free.pcs>
next in thread | previous in thread | raw e-mail | index | archive | help
> In article <local.mail.freebsd-hackers/199907142021.NAA01388@dingo.cdrom.com> you write: > >> delayed ack sounds interesting.... > > > >Turning that off disables TCP slow-start. It's a huge performance > >booster for things like SMB service, where you have lots of short-lived > >TCP connections on a local net. > > Mike probably already knows this, but just a general clarification: > > No, it does _not_ turn off slow-start. Normally a TCP implementation > will delay sending an ACK to the peer until the TCP fasttimer expires, > or certain other conditions are met. The goal here is to amortize an > ACK over several incoming data packets. Yeah, brain fart. Slow start != delayed ACK. Blah. -- \\ The mind's the standard \\ Mike Smith \\ of the man. \\ msmith@freebsd.org \\ -- Joseph Merrick \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199907142251.PAA02200>