Date: Sat, 25 Mar 2006 02:37:29 +0000 From: RW <list-freebsd-2004@morbius.sent.com> To: freebsd-questions@freebsd.org Subject: Re: TCP delayed acks not being delayed? Message-ID: <200603250237.31122.list-freebsd-2004@morbius.sent.com> In-Reply-To: <200603250209.10994.list-freebsd-2004@morbius.sent.com> References: <200603250209.10994.list-freebsd-2004@morbius.sent.com>
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On Saturday 25 March 2006 02:09, RW wrote: > I have a 1MB/0.25Mb ADSL connection and have an IPFW rule to prioritize > outgoing empty acks. If I download a single file with kget at 100 kbytes/s, > I see that the rule gets hit at a rate of 50/s: ie a little under 1 > empty-ack per incoming packet. > > I have: > > net.inet.tcp.delacktime: 100 > net.inet.tcp.delayed_ack: 1 > > which I thought should limit each TCP connection to <=10 empty acks per > second Sorry, I should have mentioned it's 6.0-RELEASE-p4.
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