Date: Thu, 16 Feb 2006 13:16:04 +0100 From: Oliver Brandmueller <ob@e-Gitt.NET> To: freebsd-stable@freebsd.org Subject: Re: tcp throughput and net.inet.tcp.inflight.enable Message-ID: <20060216121604.GE55530@e-Gitt.NET> In-Reply-To: <20060216100359.GA10327@jbell.maths.tcd.ie> References: <6.2.3.4.0.20060215221957.076524f8@64.7.153.2> <20060216100359.GA10327@jbell.maths.tcd.ie>
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[-- Attachment #1 --] Hi. On Thu, Feb 16, 2006 at 10:03:59AM +0000, David Malone wrote: > I think in a situation where your network is fast and large amounts > of buffering do not imply high latency, then the inflight limiting > stuff probably isn't useful. > > (I have some coworkers who reckon that inflight limiting can do the > wrong thing in other situations too, but they haven't had a chance > to investigate their suspicions yet.) Maybe it's an idea to make this an per-interface value. On my local GigE NFS network it might not be useful (well, maybe even lowering the performance), while on another interface with lots of connects from all over the world does a good job. Dunno, it's probably not so easy to implement this, then. - Oliver -- | Oliver Brandmueller | Offenbacher Str. 1 | Germany D-14197 Berlin | | Fon +49-172-3130856 | Fax +49-172-3145027 | WWW: http://the.addict.de/ | | Ich bin das Internet. Sowahr ich Gott helfe. | | Eine gewerbliche Nutzung aller enthaltenen Adressen ist nicht gestattet! | [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2.1 (FreeBSD) iD8DBQFD9G0EiqtMdzjafykRAoDLAKDHHEqGoJPOucJeno4bSzs7ew3ISACfSLZB RGs0iyZRYn1ctUvkjpTSXFk= =Jzo8 -----END PGP SIGNATURE-----help
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