Return-path: Received: from mail-lf0-f47.google.com ([209.85.215.47]:42802 "EHLO mail-lf0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754556AbeBNIXp (ORCPT ); Wed, 14 Feb 2018 03:23:45 -0500 Received: by mail-lf0-f47.google.com with SMTP id w10so15516072lfc.9 for ; Wed, 14 Feb 2018 00:23:44 -0800 (PST) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 11.2 \(3445.5.20\)) Subject: Re: [Make-wifi-fast] [PATCH] mac80211: Adjust TSQ pacing shift From: Jonathan Morton In-Reply-To: <41B51538-B1F5-4611-AAB4-923C585FF3DA@toke.dk> Date: Wed, 14 Feb 2018 10:23:41 +0200 Cc: Ryan Hsu , "make-wifi-fast@lists.bufferbloat.net" , "linux-wireless@vger.kernel.org" Message-Id: (sfid-20180214_092348_920071_E87BDB46) References: <20180202151105.30043-1-toke@toke.dk> <40f644f6-ecfa-c31b-ce98-3491c954d6b1@qti.qualcomm.com> <41B51538-B1F5-4611-AAB4-923C585FF3DA@toke.dk> To: =?utf-8?Q?Toke_H=C3=B8iland-J=C3=B8rgensen?= Sender: linux-wireless-owner@vger.kernel.org List-ID: > On 14 Feb, 2018, at 10:18 am, Toke H=C3=B8iland-J=C3=B8rgensen = wrote: >=20 > Why does the CPU usage go up >7? Just as a guess, it's generating extra packets which are then = laboriously discarded and retransmitted. - Jonathan Morton