From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Liang, Ma" Subject: Re: [PATCH v12 1/5] lib/librte_power: traffic pattern aware power control Date: Fri, 26 Oct 2018 14:34:54 +0100 Message-ID: <20181026133453.GD1349@sivswdev01.ir.intel.com> References: <1539944630-21625-1-git-send-email-liang.j.ma@intel.com> <1539947242-16729-1-git-send-email-liang.j.ma@intel.com> <1658071.YiiUmb1uWB@xps> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: dev@dpdk.org, david.hunt@intel.com, lei.a.yao@intel.com, ktraynor@redhat.com, marko.kovacevic@intel.com To: Thomas Monjalon Return-path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by dpdk.org (Postfix) with ESMTP id 79DC22BB0 for ; Fri, 26 Oct 2018 15:34:57 +0200 (CEST) Content-Disposition: inline In-Reply-To: <1658071.YiiUmb1uWB@xps> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Hi Thomas, Many thanks, I will check carefully for meson build and doc next time. Regards Liang On 26 Oct 01:55, Thomas Monjalon wrote: > 19/10/2018 13:07, Liang Ma: > > The proposed solution focuses on how many times empty polls are executed. > > The less the number of empty polls, means current core is busy with > > processing workload, therefore, the higher frequency is needed. The high > > empty poll number indicates the current core not doing any real work > > therefore, we can lower the frequency to safe power. > > > > In the current implementation, each core has 1 empty-poll counter which > > assume 1 core is dedicated to 1 queue. This will need to be expanded in the > > future to support multiple queues per core. > > Applied with fixes for meson compilation, doxygen and doc. > >