Date: Mon, 5 Oct 2009 17:01:02 +0800 From: Eugene Grosbein <eugen@kuzbass.ru> To: rihad <rihad@mail.ru> Cc: freebsd-net@freebsd.org, Luigi Rizzo <rizzo@iet.unipi.it> Subject: Re: dummynet dropping too many packets Message-ID: <20091005090102.GA70430@svzserv.kemerovo.su> In-Reply-To: <4AC9B400.9020400@mail.ru> References: <4AC8A76B.3050502@mail.ru> <20091005025521.GA52702@svzserv.kemerovo.su> <20091005061025.GB55845@onelab2.iet.unipi.it> <4AC9B400.9020400@mail.ru>
next in thread | previous in thread | raw e-mail | index | archive | help
On Mon, Oct 05, 2009 at 01:53:20PM +0500, rihad wrote: > As you can see the drops gradually went away completely at about 4:00 > a.m., and started coming up at about 10:30 a.m., although at a lower > rate, probably thanks to me bumping "ipfw ... queue NNN" up to 5000 at > 10a.m. this morning. The traffic flow between 4a.m. and 10:30a.m., the > "quiet" times, is about 200-330 mbit/s 5 minute average, without a > single drop. But after that, in come the drops, no matter how high I set > the queue. Should I try 10000 slots? 20000? First switch from taildrop (default) to GRED, it is designed to fight your problem. Eugene Grosbein
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20091005090102.GA70430>