From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-oi0-x230.google.com (mail-oi0-x230.google.com [IPv6:2607:f8b0:4003:c06::230]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 00D5721F733 for ; Mon, 19 Oct 2015 07:58:56 -0700 (PDT) Received: by oiev17 with SMTP id v17so52284750oie.2 for ; Mon, 19 Oct 2015 07:58:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=wHrX2pp/Wz7xYdYowBMAHfJiCfPTO3BIJNjQOXXtzqA=; b=eqJDbq6EBO5jUpumz00Xx0BcIUFG1oF+b4cvPJgvz4RYjtrGuUcAIo1R1KmoPqUGK8 iBUq6CjiZAFldbO6KqJd0Jo/QfWuHDeCLNCzX/91dSqUV7iDXnfH2PFFrdxW24l/dFJ/ 6w5+ZNAKI7G+eCVuYT5jkrUSHGrBWH2Cx+y5cAo1A1qHRHDi0kpjtuDAqv59l8ePa/Nz 95gLbC5FPVV+oHeaIdlTiT/LvzMVQXrrN3ylOxE98FWuybv/yDnjpd92INXrZewOS4AR KY8WlIB46+INr4sb4v8lBLllMsBemo1Hb0mSV/Wq/Ba43PnOLtzk7Ww8VmPrhXvJz0Wo 6lAw== MIME-Version: 1.0 X-Received: by 10.202.221.68 with SMTP id u65mr6401162oig.34.1445266735886; Mon, 19 Oct 2015 07:58:55 -0700 (PDT) Received: by 10.202.108.212 with HTTP; Mon, 19 Oct 2015 07:58:55 -0700 (PDT) In-Reply-To: References: Date: Mon, 19 Oct 2015 16:58:55 +0200 Message-ID: From: Dave Taht To: Noven Purnell-Webb Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Cc: cake@lists.bufferbloat.net Subject: Re: [Cake] Cake over satellite X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 19 Oct 2015 14:59:19 -0000 The current github/dtaht/sch_cake now has support for setting the rtt (interval) parameter. However, testing was to start... today. Taking it right to the outback before then, well, that's a level of field test that I desire but... wow! On Mon, Oct 19, 2015 at 4:55 PM, Noven Purnell-Webb wrote: > I'm about to go on a mission to the outback, with one objective being to > tune a disappointing satellite link. Theoretically 6/1mbps, with RTTs > ranging from 700 - 1200ms. From the cake technical page > "The AQM layer has no configuration options. However, it is planned to ad= d > simple tuning options for different prevailing RTTs that may be > significantly different from the Internet-scale 100ms currently assumed. > Satellite links tend to impose longer RTTs, and enclosed LANs tend to hav= e > much shorter RTTs." Does this imply cake is not yet ready for use on > satellite links? Or merely that I'll get sub-optimal results but it's sti= ll > worth testing? > I see I could set the interval in sch_cake.c and recompile - is there any > reason why this would be a bad idea? Am I right in thinking with such > observed variation I'll get better results setting for the lower limit (7= 00) > rather than the upper (1200)? > Any suggestions for a more sane target to set while I'm doing this? > Has anyone here already done testing on satellite links? > > - Noven > > -- > - Noven Purnell-Webb > Creative Technology Consultant > +61 448 841 091 > http://onecardme.com/NovenPWebb > > > > _______________________________________________ > Cake mailing list > Cake@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/cake > --=20 Dave T=C3=A4ht Do you want faster, better, wifi? https://www.patreon.com/dtaht