Date: Wed, 17 Oct 2001 13:26:38 -0500 From: Joshua Holland <josh@bitstream.net> To: questions@FreeBSD.ORG, Weldon S Godfrey 3 <weldon@excelsus.com> Subject: Re: ftp hogging bandwidth Message-ID: <p0500190ab7f37d8bd0f9@[10.0.1.100]> In-Reply-To: <20011017135212.L59186-100000@joule.excelsus.com> References: <20011017135212.L59186-100000@joule.excelsus.com>
next in thread | previous in thread | raw e-mail | index | archive | help
I suppose it is the outside connection that is bogging down. I wasn't actually at the console at the time. >You mean the machine is bogging down or your outside connection is getting >bogged down? > >I think the ftp session is taking your entire fractional T. I don't think >it would be slowing down your machine too much. > >IPFW I *think* has rate shaping ability. You might be able to add rules >to set ftp to a certain bandwidth. > >I am now going beyond my experience, I haven't tried to rateshape on a >freebsd box yet. > > >On Wed, 17 Oct 2001, Joshua Holland wrote: > >> I think they were ftp-ing through our box to an off site location. >> >> >I assuming that someone is ftping to a ftp server that is also your >> >nat/firewall box? >> > >> >One really cheezy way would be this: >> > >> >Have 2 nics on your server >> > >> >1 nic has the IP address for ftp. In DNS you can make that IP be whatever >> >you want (ftp.localhost, ftp.biststeam.net, etc) >> > >> >the other nic is doing the rest of your internal lan stuff >> > >> >and since you are doing nat, you might have a 3rd nic for WAN. >> > >> > >> >if you don't have a 100Mb shared hub, or want to lower the ftp bandwidth >> >further for some reason, you could force the dedicated ftp nic to 10Mb >> > >> > >> > >> > >> >On Wed, 17 Oct 2001, Joshua Holland wrote: >> > >> >> Hello, >> >> >> >> I help administer a FreeBSD machine that runs nat, dhcpd, mail and >> >> web servers for an organization with about 75 desktop clients. They >> >> have a 256k fractional T1. We have noticed the machine bogging down >> >> sometimes (people complaining of extremely slow web page loading, and >> >> when I ssh in, very slow response). Top shows less than 1% of CPU >> >> being used. This last time, it seems someone was ftp-ing a 100MB >> >> file, and when they terminated the transfer, everything was fast >> >> again. Is there anyway to prevent one client or process from hogging >> >> all that bandwidth? >> >> >> >> Joshua Holland. >> >> >> >> >> >> To Unsubscribe: send mail to majordomo@FreeBSD.org >> > > with "unsubscribe freebsd-questions" in the body of the message >> > > >> >> To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?p0500190ab7f37d8bd0f9>