Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 5 Oct 2009 17:59:16 +0800
From:      Eugene Grosbein <eugen@kuzbass.ru>
To:        rihad <rihad@mail.ru>
Cc:        freebsd-net@freebsd.org
Subject:   Re: dummynet dropping too many packets
Message-ID:  <20091005095916.GB73335@svzserv.kemerovo.su>
In-Reply-To: <4AC9C0ED.3020904@mail.ru>
References:  <4AC8A76B.3050502@mail.ru> <20091005025521.GA52702@svzserv.kemerovo.su> <20091005061025.GB55845@onelab2.iet.unipi.it> <4AC9B400.9020400@mail.ru> <20091005090102.GA70430@svzserv.kemerovo.su> <4AC9C0ED.3020904@mail.ru>

next in thread | previous in thread | raw e-mail | index | archive | help
On Mon, Oct 05, 2009 at 02:48:29PM +0500, rihad wrote:

> >First switch from taildrop (default) to GRED, it is designed to fight
> >your problem.
> 
>      red | gred w_q/min_th/max_th/max_p
>            Make use of the RED (Random Early Detection) queue 
> management algo-
>            rithm.  w_q and max_p are floating point numbers between 0 
> and 1 (0
>            not included), while min_th and max_th are integer numbers 
> specify-
>            ing thresholds for queue management (thresholds are computed in
>            bytes if the queue has been defined in bytes, in slots 
> otherwise).
>            The dummynet(4) also supports the gentle RED variant (gred).
> 
> Do you or someone else know what w_q and max_p are?
> 
> There's just too much info for me to grasp here:
> http://www.icir.org/floyd/red.html

http://docs.freebsd.org/cgi/getmsg.cgi?fetch=126518+0+archive/2009/freebsd-net/20091004.freebsd-net

Eugene Grosbein



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20091005095916.GB73335>