From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from tuna.sandelman.ca ([209.87.249.19]:55850 "EHLO tuna.sandelman.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965180AbcDMABB (ORCPT ); Tue, 12 Apr 2016 20:01:01 -0400 From: Michael Richardson Subject: Re: UDP stress-testing In-Reply-To: <57075C35.5070206@haw-hamburg.de> References: <5706C0D7.1040000@haw-hamburg.de> <20160407204125.GA4736@omega> <57075C35.5070206@haw-hamburg.de> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha1; protocol="application/pgp-signature" Date: Tue, 12 Apr 2016 20:00:58 -0400 Message-ID: <11304.1460505658@obiwan.sandelman.ca> Sender: linux-wpan-owner@vger.kernel.org List-ID: To: linux-wpan@vger.kernel.org, Peter Kietzmann --=-=-= Content-Type: text/plain Peter Kietzmann wrote: >> Change tx queue setting: >> >> ip link set txqueuelen 1000 dev $WPAN_DEV > That was the parameter I was looking for. Increasing this queue it is > :-) ! assuming that you aren't sending packets faster than your essential bit rate, increasing the txqueuelen just increases the latency. A queue length of 3 or 4 ought to be enough to keep the transmitter busy. Setting it to 1000 just causes bufferbloat. -- ] Never tell me the odds! | ipv6 mesh networks [ ] Michael Richardson, Sandelman Software Works | network architect [ ] mcr@sandelman.ca http://www.sandelman.ca/ | ruby on rails [ --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQEVAwUBVw2MOICLcPvd0N1lAQIa2wf/ShQa4krLfTl9WQ6MfCzYsv2ruribSX1E 0uZK+wgzSwSF067lboZYDPlRCX1r/ItW3aFFbXLDQfGtavXq4l047p4MiWDVvlTu ZJGaTSYpSuyNDcHOvcj2njthwuAIpE1Ugc0ODbaxHdxoZD3o6EGXYCood8gmtDSY il25VAIHXUoIPa8osJDkWlpTxECNJ/vfjGRSh8ayy7cuSn9NJF+a9ZHc7SfGvB25 NDmJpCQCopW6NDsByPEnzbiHUCtuTfNjzps+QdcVggEHBzYXeXeOZhGWQdRVMnW2 U2Fz76Juqb2gkqNr4wEw/iMLXQACqSmRBM1+pGsmZnbbOqRhR8Ge8A== =Rx2H -----END PGP SIGNATURE----- --=-=-=--